CWDM SFP(Coarse Wavelength Division Multiplexing) transceiver, used on SFP ports or slots on the switches or routers, is a technology that allows for multiple channels, of mixed protocols and data rates, to be COMBINED and transmitted over fiber optic cable.

CWDM SFP makes use of the SFP interface to connect the apparatus and also double LC/PC fiber connector software to connect the optical network. CWDM SFP are used to link the ports to the fiber optic network, typical CWDM SFP like Cisco’s could support both Gigabit Ethernet and Fiber Channel. It is compatible with Fast Ethernet, SONET OC-3 and OC-12, and SDH STM-1 and STM-4 standards.

Basical Features of CWDM SFP transceiver
Hot-Pluggable, Dual LC port;
Class 1 Laser safety, compliant with IEC60825-1;
Transmitter center wavelength:
1270nm,1290nm,1310nm,1330nm,1350nm,1370nm,1390nm,1410nm,1430nm,1450nm,1470nm, 1490nm, 1510nm, 1530nm, 1550nm, 1570nm, 1590nm and 1610nm;
Receiver PIN or APD;
Single +3.3V power supply, PECL data interface;
Operating temperature range: -5 to +70 degrees;
Supports DDMI function;
Compliant with RoHS standard;
Compatible with Telcordia (bellcore) GR-468-CORE requirement;
Data speed from 155M to 2.5Gbps;

Structure of CWDM SFP transceiver
The CWDM SFP transceiver consists of three sections: a uncooled CWDM DFB laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit.

The transceiver integrates the receive and transmit path on one module. On the transmit side, the serial data stream is passed to a laser driver. The laser driver biases and modulates an uncooled direct modulated laser (DML), enabling data transmission over single-mode fiber through an industry-standard LC connector. On the receive side, the optical data stream is recovered from a PIN or avalanche photodetector (APD), sent to a transimpedance amplifier, and then passed to a post amplifier. This module features a hot-pluggable SFI-compliant electrical interface.

This integrated fiber optic transceiver provides a high-speed serial link at signaling rates from 100 Mbps to 3.1 Gbps. The module complies with the small form factor pluggable (SFP) multisource agreement (MSA).

Types of CWDM SFP transceiver
Typical CWDM SFP transceiver include CWDM SFP 1470, CWDM SFP 1490,CWDM SFP 1510,CWDM SFP 1530,CWDM SFP 1550, CWDM SFP 1570, CWDM SFP 1590,CWDM SFP 1610.

Brands of CWDM SFP transceiver

Where previously additional fiber needed to be run, now existing strands can be more fully utilized, reducing fiber plant expenditures as bandwidth needs increase.

Cisco CWDM SFP is a series of single mode transceiver cover from 1470 to 1610nm wavelength applications, they are different colors to identify them, these CWDM SFP are used for Gigabit Ethernet and 1/2Gbps Fibre Channel applications.

Juniper CWDM SFP, including SFP-1GE-LH-CWDM-1270, SFP-1GE-LH-CWDM-1290, SFP-1GE-LH-CWDM-1310, SFP-1GE-LH-CWDM-1330, SFP-1GE-LH-CWDM-1350. The Juniper CWDM SFP transceivers are with excellent quality.

Foundry CWDM SFP transceiver works at 80KM and with different working wavelength from 1470nm to 1610nm. It is fully compatible and functional in its intended Foundry router or switch and complete MSA compliant.

Cisco’s may possibly aim at either Gigabit Ethernet or Fiber Channel. Ingellen supply original CWDM SFP together with other impressive companies CWDM SFP transceiver, just like Cisco, HP, Huawei, plus Juniper and so on. Ingellen, as a famousfiber optic manufacturer, offers many other kinds of fiber optic transceiver like SFP Transceiver, GBIC Transceiver, CWDM SFP Transceiver, DWDM SFP Transceivers, SGMII SFP Transceiver, SFP+ Transceiver, XFP Transceiver, X2 Transceivers, Xenpak Transceiver and more.

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Ingellen Technology Limited specializes infiber optic productsand fiber optic networking devices manufacturing. Ingellen designs, manufacture and market a broad range of high performance fiber optic products for the optical networking equipment market.

With more than 40 different fiber optic products, Ingellen offers users a wide range of fiber optic transceivers, 1~32 channel fiber optic video multiplexers, fiber optic media converters, fiber optic test equipments, premise wiring, indoor&outdoor fiber optic cables and passive components and so on. Together, these components provide fully solutions for today’s high data rate Fibre Channel and Ethernet applications, and support future readiness for 40 Gb/s and 100 Gb/s data rates, maximizing physical infrastructure performance, modularity, and scalability.

Fiber Optic Transceiver Systems:
SFP Transceivers;
Compatibale Brands(Cisco, HP, 3Com, Juniper,etc);
SFP+ Transceivers;
X2 Transceivers;
XFP Transceivers;
XENPAK Transceivers;
Copper Transceivers;
GPON OLT ONU;
GBIC Transceivers;
EPON OLT ONU;
etc

Passive Component Systems:
Fiber Patch cables;
Fiber optic pigtails;
Fiber optic adpters;
Fiber optic connectors;
Fiber optical splitters;
Fiber optic isolators;
Fiber optic circulators;
Fiber optic collimators;
Fiber optic attenuators;
Fiber optic splices;
Fiber optic panels;
etc.

Fiber Optic Equipment Systems:
Media Conventers;
Fiber Optic Test Equipments;
Premise Wirings;
Fiber Optic POFS;
etc.

From Gigabit Ethernet networks to simple point-to-point data links, more than 10,000 satisfied customers have come to rely on Ingellen-manufactured fiber optic products for their fiber networking needs. Ingellen aims to deliver high performance interconnect solutions to users to enhance their product quality and efficiency in a cost effective manner. Ingellen has a lot of advantages as a professional fiber optic products manufacturer.

The advantages of Ingellen:
1. Fast and Keep promise on the delivery time of each order. Ingellen has enough products in stock in order to provide the fast delivery time.

2. Excellent Quality of the products supplied. Ingellen, known for high quality products, is pround of offering our customers from all over the world with stable good quality fiber optical products with competitive price. It always gets very good feedback from customers for fiber optic transceibers and other fibre optic equipments.

3. Excellent package and excellent service for people looking for the goods. Ingellen understands their buyers, the package and looking of the goods is very much important.

4.OEM and ODM service for customers. Ingellen not only provides standard fiber optic products, but also be able to offer customized requirements to meet buyers’ different demand.

5. Rich expericences in manfacturing of fiber optic products and installation. Ingellen has been working in the fiber optical field many years and has long time stable skilled workers with most advanced equipment to make stable good quality products.

Ingellen offers both OEMfiber optic equipmentand cooperate with many other outstanding companies with their ideal relevant optical components. With the experienced R&D staff and advanced inspection equipment, Ingellen always dedicated in ongoing development of our products and service solutions. Ingellen fiber optic products meet today’s requirements and provide a migration path for tomorrow’s applications. Ingelen does hope that it will be your one stop source for the fiber optical products.

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Ingellen Technology is a global distributor supplying a complete line of fiber optic adapters,optical fiber adapter, flange optical adapters, LC, FC, SC, ST and MTRJ fiber optic adapters, hybrid fiber optic adapters and bare fiber adapters, many types with high qualities. All of our optic adapters are compatible with patch panels from most manufacturers including Lucent, Signamax and Superior. We supply a wide range of fiber optic adapters together with fiber pigtails, patch cords as well as dust caps, all of which are complete compliant with international standards and thus fully compatible with other related products currently available in the market.

Fiber Optic Adapter Overview:
Simply speaking, an optical adapter or fiber coupler is a medium components used to connect two fiber optic connectors, providing a cable to cable fiber connection in the optical line. The fiber optic adapters are offered in simplex, duplex and quad (for some types like LC and MU) configurations and with FC, SC, ST, LC, MT-RJ, MU, and more types, type MT-RJ is for use with fiber modem applications. According to the fiber optic connector types that the adapters used to connect there are standard fiber optic adapter and hybrid fiber optic adapter. Besides, there are also bare fiber optic adapter used to connect with the bare optical fibers directly. Next is the details of Ingellen various type of fiber optic adapters.

Standard fiber optic adapter
Ingellen standard fiber optic adapter is also called flange fiber optic adapter. It is a female to female adapter type, that means the fiber optical connector types they linked are the same such as FC-FC, ST-ST, LC-LC, MTRJ-MTRJ. We provide simplex, duplex and quad structured adapters with different connector types for both single mode or multi-mode optical fibers. In order to fixed in various panel, our standard fiber optic adapters are designed with a variety of fine mounting flange, and provides the connection for different fiber end face shapes such as APC and UPC.

Fiber optic hybrid adapter:
In many applications various fiber optic connectors are used at the transmission outlet. Connectivity problems can be overcome by using Our manfacturers hybrid fiber optic adapters, eliminating the need to change connectors. IngellenHybrid fiber optic adaptertypes are available in the SC/ST, SC/FC and FC/ST configurations, they come in either plastic or metal.

Bare fiber optic adapter
Bare fiber adaptercontains connectors at one side of the adapter body; the other side of the connector can be terminated with the bare optical fiber directly. They are used for emergency use or temporary links. Ingellen supplies SC, FC, LC and ST bare fiber adapters for quickly and easily terminate the fiber to the equipment.

Accurate and precise connections of the fiber ends are essential in the fiber optic links, to achieve this, Ingellen used very high quality and precision ceramic components in the fiber adapters which would provide a high reliability connection when used in the fiber optic connections. Our manfacturers have paid specific attention to the content and quality of the raw materials, this is critical to ensure reliable performance in service. The accuracy of the core alignment is also critical with light conducting circuits.

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PLC Splitter(Planar lightwave circuit) is a type of optical power management device, based on Planar Lightwave Circuit technology and precision aligning process, can divide a single/dual optical input(s) into multiple optical outputs uniformly. PLC splitters play an important role in fiber to the home(FTTH) networks.

PLC Splitter features small size, high reliability, wide operating wavelength range and good channel-to-channel uniformity. PLC splitter is widely applied in FTTX developments, PON networks, CATV links and optical signal distribution to realize optical signal power splitting as a low-cost solutions currently. PLC Splitter offers superior optical performance, high stability and high reliability, meets various application requirements in different envirionments.

PLC Splitter types available in 1xN and 2xN. Ingellen supply the PLC splitters including 1XN to 2, 4, 8, 16, 32, 64 and 128 ,and 2XN to2, 4, 8, 16, 32, 64 and 128 types, they are with a wide range of working wavelength from 1260nm to 1620nm. All of these products are brand new and lifetime warranty as well as very competitive prices.

Bare Fiber PLC Splitter

Bare fiber PLC Splitters include 1*N PLC splitter module and 2*N PLC splitter module. The common configurations are 1x4, 1x8, 1x16, 1x32 and 1x64PLC Splitters, but 2x4, 2x8, 2x16, 2x32 configurations are also available. It commonly used in Fiber to The Point (FTTX), Fiber to The Home (FTTH), Passive optical networks (PON, GEPON), Local Area Networks (LAN), Cable Television (CATV) and Test Equipment.

Blockless PLC Splitter
Blockless PLC Splitter works with single mode fiber at wavelength range from 1260 to 1650nm. It features low insertion loss and good stability, with Stability Telecordia GR-1221 and GR-1209 Components through TLC-Certified,Conform to YD1117-2001.

PLC Splitter with Fan-out
PLC splitter with fan-out is mainly used for 0.9mm optical fiber where the ribbon fiber can converted to 0.9mm optical fiber through fan-out. It features low PDL, low excess loss, low insertion loss. Ingellen provides whole series of 1xN and 2xN PLC Splitter with Fan-out kits and terminated ends that are tailored for specific applications.

Plastic ABS box PLC Splitter
ABS BOX belongs to one kind of PLC SPLITTER modules of optical splitter PLC Splitters, inculding 1*N PLC splitter module and 2*N PLC splitter module. Common configurations are 1×4, 1×8, 1×16, 1×32 , 1×64, 2×4, 2×8, 2×16, 2×32. the role of Plastic ABS box is to protect the PLC Splitter to suit different installation environments and installation requirements. Because of their ease of workability of the material, can be processed into any number of holes of optical modules, you can combine in conjunction with bare optical splitters, fan-out optical splitters.

LGX PLC Splitter
LGX Box PLC Splitteris key component in FTTX networks and is responsible to distribute the signal from central office to munbers of premises. LGX PLC splitters integrate the splitter with an LGX type module, thus this product can be used stand alone or with fiber optic patch panels. The strong metal body protects the parts and splitters components inside the closure, while there are pre-teminated adapters on the LGX box to connect to outside equipment.

Rack Mount PLC Splitter
The Rack Mount PLC Splitter is suitable for both indoor and outdoor applications in FTTx projects, CATV or data communication centers and simple to install. 1U Rack PLC Splitters own the features: Low insertion loss, Low PDL, Excellent splitting uniformity, Wide wavelength range, High Reliability and Stability, Compact and various packages, Telcordia Compliance.

These PLC Splitters are installed in each optical network between the PON Optical Line Terminal (OLT) and the Optical Network Terminals (ONTs) that the OLT serves. Ingellen provides whole series of 1xN and 2xN splitter products which are tailored for specific applications. Their PLC splitter products are definitely sure, thus you can have them with high-quality plus most effective amount. Its customize PLC splitter to suit your precise wants. Welcome to send mail to sales@ingellen.com for collecting price and datasheet of these PLC splitters.

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Fiber optic media converteris an industrial popular device that introduced two decades ago. It is used to convert Ethernet network connection of twisted pair, coax to the multi-mode or single-mode fiber optic connection. The working principle of a fiber media converter is like: It converts the multiple forms of signals typical types such as twisted pair to the fiber optic signals. This process is very important in interconnecting the existing copper-based or structured cabling systems with fiber optic cabling. Fiber optic media converters are now widely used in LAN, MAN access and more outer networks.

Come to basically, why we need the fiber media converter to be involved in the signal transmission of the Ethernet networks? The main reason is, the Ethernet signals is primary transmitted by UTP cables, but UTP cables have some shortcomings, its transmission distance is 100 meters only, which can not meet for the requirement in many actual network nowadays, on the contrary, fiber cables are able to transmit signal for a very long distance. Besides, the fiber optic signals are not easy to be interrupted which are more secured and light that in coax, twisted pair. So we need the fiber media converter or Ethernet media converter to convert the short-distance twisted pair signals to long-distance fiber optical signals and connect the copper based networks with the fiber optic networks.

The Fiber Ethernet media converters must support a variety of communication protocols such as Ethernet, Fast Ethernet, Gigabit Ethernet as well as multiple cabling types such as twisted pair, multi-mode and single-mode fiber optics. Ingellen provide a wide selection of Fiber Media Converters range from small standalone devices and media converter card to high port-density media converter chassis systems that offer many advanced features for network management.

For example,Fast Media Convertercan connect legacy 10/100BASE-T network segments to more recent 100BASE-TX or 100BASE-FX Fast Ethernet infrastructure and support 10/100Base-T and 100Base-FX ,100BASE-TX applications.

Media Converter Card is designed to be used with the Media Converter Chassis and Management Module to extended copper to fiber, multimode to multimode and multimode to single mode fiber. These robust and feature rich products are designed to be used in high-density applications where a large number of Fiber Converters require centralized configuration and monitoring.

Gigabit Media Converteris a 1000M converter that used in Gigabit Ethernet as copper to fiber conversion equipment. It is used in high-speed high stability 1000Base Ethernet which support 1000BASE -T to 1000BASE-FX/TX fiber connections.

Media converter chassis is mainly used to manage the various media converters, we have 14 slot optic media converter chassis and 16 slot optic media converter chassis. Both of them have single power supply & dual power supply. 14 slot type media converter chassis could use stand alone type converter to plug into it, 16 slot media converter chassis use is slot type converter to plug into it. Different types of module type media converter developed by our company can be inserted into this rack and all converters used with chassis are hot pluggable.

SFP Media Converterpluggable fiber optics port allows for flexible network configurations using SFP transceivers supplied by Ingellen, Cisco or other manufacturers of MSA compliant SFPs. We have extensive range of SFP Media Converters including 10/100M and 10/100/1000M types, which could extend the Ethernet distance from 100meters to 100km or more.

There are many other fiber media converters supplied at Ingellen.com. More fiber optic media converters include Multi UTP Converter, 10G Media Converter, SM to MM Media Converter, etc. As one of the main supplier of fiber optic access and media conversion solutions for Enterprice, Government and Service Providers' LANs, First-Mile FTTx networks and Metropolitan Area Networks, Ingellen has delivered more than 10yeares of excellence in product quality, customers satisfaction and great values.

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In the modern society,video multiplexerplays an important part in most public places and special events to monitor and record the real-time videos. Video, after years of development, has become one important way of communication after audio. Video multiplexer, as the typical application of videos, has also played an important party in improving the office efficiency technology, and in many ways have mature application.

At first, let see what’s exactly a video multiplexer, to be simple, a video multiplexer is an transmission device that convert 1 to more channels analog video signals to optical signals using various encodes and finally enable them transmit via the optical fiber medium. Since two technologies are usually used for this conversion, it can be divided into analog video multiplexer and digital video multiplexer. The principle is to modulate the signals to the light and transmit through fiber optics.

The video multiplexer encodes the multi channel video signals and convert them to optical signals to transmit on optical fibers, fiber-optic video multiplexer can simultaneously transmit 1-64 channels of 8bit digitally encoded video/return or bidirectional data/ un-directional or bidirectional audio/ Ethernet/ Telephone/ Dry contract over one multi-mode or single mode optical fiber. These multiplexers are typically used in applications where the cameras have PTZ capabilities.

The Classification of the Digital Video Multiplexer
Supported channels: there are 1, 2, 4, 8 channel video multiplexers and more channel video multiplexer with PTZ control data

Single types: there can be divided into digital video multiplexer and analog video multiplexer.

Interface types: there are 1-64 channels Video multiplexer, Video+Data Multiplexer,Video+Audio MultiplexerandVideo+Audio+Data multiplexer, Phone Multiplexer, Ethernet Multiplexer, etc.

SDH Multiplexer (Synchronous Digital Hierarchy, Synchronous Digital series) capacity is biger, general 16 e1 to 4032 e1.

PDH Multiplexer(Plesiochronous Digital Hierarchy, quasi synchronous Digital series) is small capacity multiplexer and generally used in pairs, also called point to point application, capacity is commonly 4E1, 8E1, 16E1.

SPDH Multiplexer (Synchronous Plesiochronous Digital Hierarchy) is between PDH and SDH. It is a PDH transmission system that based on the PDH code speed adjustment principle at the same time, use as far as possible parts of the SDH network technology.

With the development of technology and the increasing demand on security, the Monitoring multiplexers are widely applied for most security applications such as remote business meeting, distance education, hospital, and many other security engineering applications. Current multiplexer technology is becoming more and more mature, the monitoring multiplexer can achieve in a core optical fiber transmission on multiple video, audio, data, telephone, Ethernet, E1 signal, alarm and so on many kinds of signals.

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The SFP+ specification was first published on May 9, 2006, and version 4.1 published on July 6, 2009. Just as its name suggests, SFP plus is an Enhanced pluggable module form SFP transceivers, targets at 10Gbps Ethernet and 8.5Gbps Fiber Channel systems, it becomes a popular industry format supported by many network component vendors. SFP+ transceiver is currently the smallest size 10G transceiver compared with the former 10G transceivers X2 and XENPAK.

The SFP+ supports data rates up to 10 Gbit/s, 8 Gbit/s Fibre Channel, 10 Gigabit Ethernet and Optical Transport Network standard OTU2. SFP+ transceivers are used as linking the equipment to fiber optic networks.10G SFP+offers customer a wide variety of 10 Gigabit Ethernet connectivity options for data center, enterprise wiring closet, and service provider transport applications.

SFP + Features:

Standards : IEEE 802.3z 1000BASE-SX; 1000BASE-LX;

Hot-Pluggable SFP+ Footprint;

Duplex/ Simplex LC Optical Transceiver;

Digital Diagnostic Function;

Class 1 Laser International Safety;

Standard IEC-60825 Compliant;

Compatible with SFP+ Multi-Sourcing Agreement (MSA);

Dual Fiber Strands SFP+ Modules;

CWDM Dual Strands SFP+ Modules;

C Band DWDM Dual Fiber Strands SFP+ Modules;

Single Fiber Strand (Bi-Di) SFP+ Modules.

SFP+ has been replaced the XFP 10G modules and became the mainstream. It has many advatanges compared with SFP, XENPAK or XFP modules.

SFP+ Compared with SFP:

SFP has a maximum data rate of 5Gb/s whereas SFP+ is designed for 10Gb/s;

The SFP receptacles and plugs are not as well impedance matched as SFP+ receptacles and plugs;

SFP is based on IEEE802.3 and SFF-8472, but SFP+ is compliance with the protocol of IEEE802.3ae, SFF-8431, SFF-8432.

SFP+ Compared with former XENPAK or XFP modules:

SFP+ is much more lighter weight and lower consumption, is with more compact size and shape;

The size of SFP+ is smaller than XFP, thus it moves some functions to motherboard, including signal modulation function, MAC, CDR and EDC;

SFP plus is lower power consumption, this results in more densely installation capability than currently used 10G transceivers;

SFP+ modules leave more circuitry to be implemented on the host board instead of inside the module;

The cost of SFP+ is lower than XFP, X2 and XENPAK.

By now, as the high density data centers and enterprise networks, it is well acknowledged as the ultimate choice for the10G SFP+ module. 10G SFP+ has become the optical module form factor of choice for 10 Gbps links due to its cost, size and power advantages over other module types.

Manyfiber optic productssupplier, such as Cisco, Finisar, and Sumitomo, have released the SFP+ transceivers. SFP+ tansceiver ensures the 10Gbps data transmission and the most densely installation capability as well as the lowest cost. Ingellen, an original manufacturer, supply SFP+ transceivers that are fully compatible with industrial standards, they feature good price and excellent performance.

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Optical transceiveris an Ethernet transmission media converter unit which transfer a short distance twisted pair electrical signals to optical signals over long distances swap, it is also calledthe photoelectric converter (Fiber Converter) in many places.

Single-mode fiber optic transceivers: 20-120 km transmission distance. Multimode fiber transceiver: transmission distance up to 2 km. According to the optical fiber, it can be divided into multi-mode fiber optic transceivers and single-mode fiber transceiver. Since the different optical fiber the fiber transceivers used, the transmission distance is different. Generally, the multimodetransceiver transmission distance is within 2 km while the single-mode transceiver range from 20 km to 120 km. What should be noted is that due to the different transmission distance, so as thetransmission power of the fiber optic transceiver itself, the receiver sensitivity and the working wavelength: Transmitting power of a 2 km fiber optic transceiver is generally between -20 ~-14db,receiver sensitivity -30db with 1310nm wavelength; 120 km fiber-optic transceiver transmitting power is between -5 ~ 0dB receiver sensitivity -38dB, using a wavelength of 1550nm.

According to the required number of optical fiber, they are single-fiber optical fiber transceivers that the received data are transmitted on a single fiber. The essence of an optical multiplexeris to achieve the electro-optical, photoelectric conversion with the images, voice or data signals. To be simple it is just a transmission between electrical signal and optical signal, the purposeis to make various signals transmitted in optical fibers. From the transmission principle, Optical multiplexer can be divided into two kinds: analog multiplexer anddigital multiplexer. The formalmainly modulate and demodulate image, voice or data signals by frequency modulation, amplitude modulation and finally output. While the digital multiplexer is transmit by analog-to-digital,digital-to-analog conversion (i.e., 0,1 / 1,0 digital encoding process).

Optical fiber as the transmission medium of optical multiplexer and transceivers, it features small signal attenuation, long transmission distance, good confidentiality, strong anti-interferenceability, etc. The optical multiplexer that available on the current market can not only transmit muli-channel video, data and voice signals on a single core fiber but also but also achieve thetelephone, computer network, E1 (2M) port, network management, and many other functions transmitting on it, which have saving lots of fiber resource. What’s more the optical multiplexer has thesame function with a network video server, which can transmit video and network data at a same time. Besides, the optical multiplexer is also regarded as an universal device that can used to formeither a LAN or a public network.

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Ingellen, a worldwide leading manufacturer of fiber optic products, provides a wider choice for the majority of demand platform. It offers custom service for SFP transceivers with the required specifications provided like OC-3/STM-1/155M SFP, OC-12/STM-4/622M SFP, OC-48/STM-16/2.5G SFP, 1.25G SFP, 4G SFP, etc. In the below list, you will have a more particular knowledge of OC-3, OC-12 andOC-48 SFPtransceivers.

Optical Carrier(OC) transmission rates are a standardized set of specifications of transmission bandwidth for digital signals, that can be carried on Synchronous Optical Networking (SONET) fiber optic networks. Transmission rates are defined by rate of the bitstream of the digital signal and are designated by hyphenation of the acronym OC and an integer value of the multiple of the basic unit of rate, e.g., OC-48. The base unit is 51.84 Mbit/s. Thus, the speed of optical-carrier-classified lines labeled as OC-n is n × 51.84 Mbit/s.

Optical Carrier classifications are based on the abbreviation OC followed by a number specifying a multiple of 51.84 Mbit/s: n × 51.84 Mbit/s => OC-n. For example, an OC-3 transmission medium has 3 times the transmission capacity of OC-1. According to the the abbreviation OC, OC transmissions can be divided into OC-1, OC-3, OC-3c / STM-1, OC-12 / STM-4, OC-24, OC-48 / STM-16 / 2.5G SONET, OC-192 / STM-64 / 10G SONET and OC-768 / STM-256. Along them, OC-3, OC-12 / STM-4 and OC-48 / STM-16 / 2.5G SONET are the most commonly used in networking.

OC-3 SFP
OC-3 SFP moduleis a network line with transmission speeds of up to 155.52 Mbit/s(payload: 148.608 Mbit/s; overhead: 6.912 Mbit/s, including path overhead). Depending on the system, OC-3 is also known as STS-3, STM-1 (SDH). OC-3 SFP modules are often used for Fast Ethernet, SDH/SONET and FTTx applications.

OC3 SFP module is specifically designed for the high performance integrated duplex data link over single mode optical fiber. These transceiver modules are compliant with the SFP Multisource Agreement (MSA). With the hot pluggability, these modules offer an easy way to be installed into SFP MSA compliant ports at any time without the interruption of the host equipments operating online.

OC-12 SFP
OC-12 SFP is a network line with transmission speeds of up to 622.08 Mbit/s (payload: 601.344 Mbit/s; overhead: 20.736 Mbit/s). OC-12 lines are commonly used by ISPs as Wide area network (WAN) connections. While a large ISP would not use an OC-12 as a backbone (main link), it would for smaller, regional or local connections. This connection speed is also often used by mid-sized (below Tier 2) internet customers, such as web hosting companies or smaller ISPs buying service from larger ones.

OC-48 SFP
OC-48 is a network line with transmission speeds of up to 2488.32 Mbit/s (payload: 2405.376 Mbit/s (2.405376 Gbit/s); overhead: 82.944 Mbit/s). With relatively inexpensive interface prices, and being faster than OC-3,OC-12 SFPconnections, and even surpassing gigabit Ethernet, OC-48 connections are used as the backbones of many regional ISPs. The OC-48/STM-16 capabilities on the Cisco ONS 15600 Series consist of two optical line cards, providing interface specifications that meet the varied application needs of the service provider.

Interconnections between large ISPs for purposes of peering or transit are quite common. As of 2005, the only connections in widespread use that surpass OC-48 speeds are OC-192 and 10 Gigabit Ethernet.

OC-48 is also used as transmission speed for tributaries from OC-192 nodes in order to optimize card slot utilization where lower speed deployments are used. Dropping at OC-12, OC-3 or STS-1 speeds are more commonly found on OC-48 terminals, where use of these cards on an OC-192 would not allow for full use of the available bandwidth.

Ingellen also offers various type of fiber optic devices, including all kinds of fiber optic transceivers, video multiplexers, media conventers and passive components and so on, which are all high performance but low price. Enjoy your shopping at www.ingellen.com. You can contact sales@ingellen.com for more detailed product or service information. Ingellen guarantees you will beyond your expectation there.

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Optical isolatoris a necessary passive component that widely used in fiber optic communication networks. It is used to prevent unwanted light feedback into the sensitive devices or components. As we know, light can be reflected back and forth, which will also happen in the fiber optic networks.

But the fact is most of the refection will affect the stability of the system especially for lasers. Laser is essentially a resonant cavity between two semi-transparent mirrors. The lasing process happens between these two mirrors. The lasing process is very delicate and can be easily interfered. If back-reflected and scattered light enters into the laser, the lasing process will fluctuate and the output power of the laser will fluctuate. However to prevent the bad result caused by this unwanted refection, a fiber optic isolator is needed here. A fiber optic isolator is also called optical diode, which is issued to prevent any light from reflecting back down the fiber, stopping backscattering and feedback problems on these sensitive components in the networks.

Most of optical isolators in the current market are Faraday isolator that is based on Faraday rotators. According to the polarization sensitivity of the optical isolator, it can be divided into polarization sensitive and insensitive Faraday isolators:

Polarization-sensitive Faraday Isolators

Polarization-sensitive faraday isolator is the simplest type which only works when the input beam has a prescribed direction of linear polarization. This type of faraday isolator is composed of a pair of linear polarizers and a Faraday rotator.

The two linear polarizers are oriented so the planes in which they polarize light are 45° apart. The Faraday rotator sits between these two polarizers. The Faraday rotator rotates the plane of the polarization of light by 45° in a single direction no matter the light traveling direction, may it be from the first polarizer(left) or the second polarizer(right). So if the light goes from the first polarizer to the second polarizer (from left to right). The Faraday rotator will rotate the polarized light from the first polarizer by 45° which exactly matches the polarization plane of the second polarizer. So the light will go through with minimum loss.

But if the light goes from the second polarizer to the first polarizer (from right to left). The Faraday rotator will rotate the polarized light from the second polarizer also by 45°. But since it rotates the light as the same direction as from left to right, this time when the rotated light gets to the first polarizer, the polarization planes of the polarized light and the first polarizer are 90° cross. So all light are blocked and no light will go through.

Polarization-insensitive Faraday Isolators

In order to overcome this limitation of polarization sensitively, optical isolators have been developed which are polarization insensitive type. That is, regardless of the polarization state of the input beam, the beam will propagate through the isolator to the output fiber and the reflected beam will be isolated from the optical source.

Such devices are often required in the context of fiber optics, because many fibers are not polarization-maintaining. In particular, optical fiber communication systems are usually operated with undefined polarization state, and Faraday isolators as well as other components are then required to work with arbitrary polarization states.

The basic principle of a polarization-insensitive isolator is to first spatially separate the orthogonal polarization components of the input beam with some kind of polarizer, then send both through a Faraday rotator, and combine them again in the second polarizer. Since there is an arbitrary relative phase change between the two polarization components, polarization-insensitive isolator will in general not preserve the polarization state.

Insert loss and degree of isolation are essential features for the optic isolator. The insertion loss is mainly depend on the type and quality of the polarizers used. A high degree of isolation is generally more difficult to achieve for high-power devices, where the beam in the Faraday medium covers are larger area and is thus more sensitive to field inhomogeneities. The fiber optic isolators can be pre-installed with various kinds offiber connectors. Ingellen offers various type offiber optic isolatordevices which features high isolation and high return loss, minimal polarization dependent loss, and very low polarization mode dispersion.

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Cisco, one of the top 500 companies in the world, supplies network and communications products and service. Its SFP(small form-factor pluggable) transceiver is widely used with their routers and switches. Cisco SFP is an upgraded version fiber optic transceiver from the traditional one, which is smaller and more flexibility. Cisco SFP includes a wide range of the transceivers with different working wavelength and distance. Today I’d like to introduce you something about the Cisco 1000Base SFP transceivers, such as GLC-SX-MM, GLC-LH-SM and GLC-ZX-SM.

Cisco SFP GLC-SX-MM

CiscoGLC-SX-MMis compliant to 1000Base SX standard for Gigabit Ethernet, used for short wavelength applications. GLC-SX-MM works with 850nm multimode fiber, its max working distance is about 1640 feet and typical data rate is 1Gbps. It uses LC duplex fiber optic connector interface.

The GLC-SX-MM transceiver consists of three sections: a VCSEL laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements. The GLC SX MM transceivers are compatible with SFP Multi-Source Agreement (MSA) and SFF-8472.

Cisco SFP GLC-LH-SM

CiscoGLC-LH-SMis compliant to 1000Base-LX/LH standard for Gigabit Ethernet, used for long wavelength and long haul applications. GLC-LH-SM is working at 1300nm wavelength, its max working distance can reach 10km and data transfer rate at 1Gbps. GLC-LH-SM could used with both multimode optical fiber and single mode optical fiber, it is small size transceiver with LC interface, easy to use, no need further configuration.

The GLC-LH-SM transceiver consists of three sections: a FP laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements. It fully complies with the multi-sourcing agreement (MSA) which enables it to work in all MSA compliant platforms. The GLC-LH-SM must be operatred within the specified temperature( -40°C to +85°C) and voltage limits.

Cisco SFP GLC-ZX-SM

CiscoGLC-ZX-SMSFP transceiver is compliant to 1000Base-ZX standard for Gigabit Ethernet. It works with 1550nm single mode fiber for extended working distance from 70km to 100km, with duplex LC interface and data transfer rate at 1Gbps. The GLC-ZX-SM is carrier-class quality and can be fully trusted for your most demanding LAN/WAN applications, voice projects, or network deployments.

The GLC-ZX-SM transceiver consists of three sections: a DFB laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements. The GLC-ZX-SM transceivers are compatible with SFP Multi-Source Agreement (MSA) and SFF-8472. It fully complies with the multi-sourcing agreement (MSA) which enables it to work in all MSA compliant platforms.

Cisco GLC-SX-MM, GLC-LH-SM and GLC-ZX-SM applications:

Gigabit Ethernet;

Fiber Channel;

Switch to Switch interface;

Switched backplane applications;

Router/Server interface;

Other optical transmission systems.

Ingellen offers a fully range of Cisco SFP fiber optic transceivers, which includes Cisco CWDM SFP, Cisco DWDM SFP, Cisco Copper SFP and Cisco Bidi SFP. The Cisco 1000Base SFP transceivers supplied by Ingellen are economic price but high quality. Their Cisco SFP modules fully tested to ensure the compatibility with equipment from Cisco and other companies. More, theycome with good price and lifetime advance replacement warranty.

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Nowadays, digitalvideo multiplexerplays an increasingly outstanding role in networking. Digital video multiplexer makes the stable and comprehensive multi-format video converter available. A fiber media converter is a simple networking device that makes it possible to connect two dissimilar media types. Media converter types range from small standalone devices and PC card converters to high port-density chassis systems that offer many advanced features for network management.

Digital video multiplexer provides a video signal transmission channel, also can provide a wealth of other signal transmission channel, like an audio signal, an asynchronous data signal, data signal, Ethernet switch signal and an ordinary telephone signal, etc. These signals can be directly connected with cable, only through the fiber optic transceiver connected to transmission distance and reduce the number of cables. 1-64 channel video digital optical converter can meet users’ different requirements, because of adopting the full digital video non-compression transmission technology. And I’d like to introduce you the information about 32 channel video multiplexer in the following list.

As its name meaning, the32 channel video multiplexeraccepts 32 composite video baseband signals via video BNC ports. It then performs a 10-bit linear analog-to-digital conversion on the baseband video signals, multiplexes the resulting PCM data, transmits the data optically via an optical fiber to the de-multiplexer. The 32 channel video multiplexers are stand alone unit types and slot card types that is rack-mountable to fit in the chassis.

32 channel video multiplexer Features:

Thirty-two Channels Un-compressed CCTV video over one fiber;
8-bit video processing, Compatible with NTSC, PAL, or SECAM CCTV, Instantaneous Transmission;
One Channel Ethernet, Supports 10/100BASE-TX, IEEE Std.802.3;
Digital multiplexing technology;
Support analog Audio, RS-485/232 data, Contact closure and Ethernet over one single-mode fiber;
24-bit audio processing;
Transparent transmission for multi protocol data formats.

Special ASIC design:
Industry-grade of operating temperature from -40 to 85 , which is applied to the different working environment;
Hot-swap function;
offer rack-mounted chassis in standard 1U/2U/2.5U/4U.

There is no necessary to implement the spot adjustment, as its optical module and core circuit adopt the imported components that have high stability, and all optical & electrical interfaces conform to the international standards. The 1-64 channel video digital optical converter is widely used in the field of CCTV, video surveillance, national defense, ITS and etc.

Ingellen supplies a wide range of video multiplexers, its 1-64 channel video digital optical converter adopts the advanced international digital video and optical fiber transmission technology, and high quality to 1-64 channel video signal on the single-core optical fiber. You can find16 channel fiber optic media converterthere if you want. Please feel free to contact our sales team via sales@ingellen.com.

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GBIC, short form of gigabit interface converter, is a fiber optic transceiver used to transform between electric signals and optical fiber signals. The GBIC transceiver is suitable for interconnections in the Gigabit Ethernet hubs and switches environment. The GBIC technology expands the industry's flexible, standards-based 1000BASE-X design, allowing for a simple and low-cost migration path to Gigabit Ethernet.

Cisco, a famous manufacturer in networking, is an international acknowledged standard as described by SFF Committee in document SFF-8053. Its GBIC fiber transceiver is suitably designed enclosure to be changed from one type of external interface to another simply by plugging in a GBIC. In general, Cisco GBIC fiber optic transceivers use dual SC optical fiber interface, which is perfect fitable to the GBIC slot on the switches or routers.

The Cisco 1000BASE-T GBIC is an ideal solution for Catalyst 6500, 4000, 3550, 2950, 3500 XL and 2900 XL Series switch customers, such as cisco GBIC WS-G5483, providing full duplex Gigabit Ethernet connectivity to high-end workstations and between wiring closets over existing copper network infrastructures. There are two key product applications for the Cisco 1000BASE-T GBIC: connectivity to high-end workstations and distribution and wiring closet interconnectivity.

WS-G5483, also called copper GBIC transceiver, is an ideal solution for Catalyst switch customers. It uses Category 5 cables to provide 1000Base-T full-duplex connectivity between the Gigabit Ethernet module or supervisor engine and the network.

WS G5483 specifications:

Device Type: Transceiver module;

Interface (Bus) Type: Plug-in module;

Connectivity Technology: Wired;

Application: 1000BASE-T;

Data Transfer Rate: 1Gbps;

Wavelength: n/anm;

Max Distance: 100m;

Fiber Type: n/a;

Connector: RJ45;

DDM: Without DDM;

Operating Temperature: 0~70 C;

Compliant with MSA GBIC Specification.

The WS-G5483 must be operatred within the specified temperature and voltage limits. The optical ports of the module shall be terminated with an optical connector or with a dust plug.

Are you looking for Cisco GBICs? I suggest you go to a leading manufacturer for fiber transceivers named Ingellen. Ingellen has a wide selection of GBIC transceivers and Small Form-factor Pluggables (SFP) transceivers for Gigabit Ethernet and Fibre Channel appications. It supplies various kinds of Cisco GBIC fiber optic transceivers products with same features, which includes single mode GBIC, multimode GBIC and copper GBIC. Their CWDM GBIC transceivers are with different operation wavelength, such as WS-G5484 is working wavelength at 850nm and WS-G5486 is working wavelength at 1310nm. Ingellen offers these GBIC transceivers with very good price and fast delivery.

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SFP, shorts for Small Form Factor Pluggable. is designed to convert serial electric signals into serial optical signals. SFP modules are typically inserted into a network switch in order to connect a Fiber Optic system with an Ethernet system. The SFP was designed as a predecessor to the Gigabit Interface Converter(GBIC) interface, and supports a greater number of transceivers per inch compared with GBIC. This is the reason why SFP is also known as Mini GBIC.

SFP transceivers are common to support SONET, Gigabit Ethernet, Fibre Channel, and several other communications standards. SFP transceivers can be acquired with a variety of receiver and transmitter types. Users can choose right SFP transceiver for each Fiber Optic link based on the type of optical fiber they are using to provide the required reach.SFP transceivers are available in several different categories, including 850 nm 550m MMF (SX), 1310 nm 10 km SMF (LX), 80 km (ZX), 120 km (EX or EZX), CWDM and DWDM. SFP transceivers are also available with a copper cableinterface to connect to unshielded twisted pair networking cable.

Cisco is famous for their networking equipment. Such as Optical Networking&#65292, Cisco router, Cisco switch, and more. And here, I am going to talk about Cisco SFP transceivers in the following list.

Cisco SFPtransceivers are hot swappable. From different working wavelength and distance, Cisco SFP divided into a wide range of transceivers . Signal transmitting rate of these modules range from 100Mbps up to 4Gbps or more, working distance of these SFP transceiver modules can be from 500 meters to 100 kilo meters, working wavelength of different SFP modules are typically 850nm, 1310nm and 1550nm.

Cisco SFP is an upgraded version fiber optic transceiver. General SFP modules are with SC fiber connector interfaces, however, Cisco SFP is with LC interface. Moreover, the main body size of Cisco SFP is only about half of typical SFP. The small, modular optical interface transceivers offer a convenient and cost effective solution for the adoption of Gigabit Ethernet and Fibre Channel in data center, campus, metropolitan area access and ring networks, and storage area networks. Cisco SFP represents the trends of smaller and more flexibility.

Cisco SFP makes it easy to change and easy for maintenance compared with traditional modules. SFP fiber transceiver modules make the fiber optic network or fiber-Ethernet network easier to upgrade or maintain, users can replace a single SFP module during the process instead of replace the whole board with many modules on it.

In the near future, it is going to expand to SFP+. SFP plus is an upgraded version of the small form pluggable transceivers. SFP plus target at the application of 10Gbps Ethernet and 8.5Gbps Fibre channel, not likeSGMII SFP(Gigabit Media Independent Interface) for 10/100/1000-Mbps Ethernet or Gigabit Ethernet links, this enable SFP plus suitable for more dense installations. What is more, SFP plus is with lower power consumption for less than 1W and it is even cost effective. These transceivers are with managed digital optical monitoring and superior high temperature performance. Then, data rates of 10 Gbits/s will be possible, including 8 gigabit Fire Channel. SFP+ modules have some of their circuitry on the outside, as compared to Xenpak or XFP type modules which have everything inside.

Ingellen, known as a leading supplier of Cisco SFP, offers a great variety of SFP transceivers which are available with different transmitter or receivers. It makes the user convenient to configure and customize the transceiver to get the most appropriate optical reach with either multi-mode fiber or single-node optic fiber type. Also there areSGMII SFP transceiversavailable. SFP transceivers supplied feature as the original Cisco SFP, what's more, they are more economic on the prices.

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In fiber-optic communications, wavelength-division multiplexing (WDM) is a technology which multiplexes a number of optical carrier signals onto a single optical fiber by using different wavelengths of laser light. This technique enables bidirectional communications over one strand of fiber, as well as multiplication of capacity.

Typical WDM simply used to increase signalling and bandwidth capacity over singlemode fiber optic cable. The result is a link with an aggregate bandwidth that increases with the number of wavelengths employed. In this way WDM technology can maximize the use of the fiber optic infrastructure that is available; what would normally require two or more fiber links instead requires only one. Dense Wave Division Multiplexing (DWDM) combines up to 64 wavelengths onto a single fiber. DWDM technology uses an ITU standard 100GHz or 200GHz spacing between the wavelengths, arranged in several bands at ~1500-1600nm. With DWDM technology, the wavelengths are close together, meaning the transponders are generally more complex and expensive than CWDM(Coarse wavelength division multiplexing). CWDM devices are commonly used in less precision optics and lower cost, un-cooled lasers with lower maintenance requirements.

However, compared with DWDM and Conventional WDM, CWDM is much more cost effective and less power consumption of laser devices. The advantage of CWDM is that it has a much higher density of wavelengths, and also longer distances, especially with MRV's low dispersion solution for the Fiber Driver-LD system.

CWDM Mux/Demux, a type of optical wavelength management device that are based on proven ultra low-loss thin-film filter (TFF) technology, shares the fact that the choice of channel spacing and frequency stability which is the one that EDFA could not use. It features low insertion loss, high channel isolation, wide pass band, low temperature sensitivity and epoxy free optical path. CWDM has gained prevalence in multi-wavelength digital transport architectures because it enables the use of very low cost uncooled distributed feedback (DFB) laser transmitters. Moreover, their powering requirements are reduced and reliability is increased.

One common meaning for CWDM means two (or possibly more) signals multiplexed onto a single fiber, where one signal in the 1550 nm band, and the other in the 1310 nm band. Currently there is an increasing in the channel space. This means the need of less sophisticated and less costly transceivers devices. Operating in the same window of 1550 nm and making use of OH-free silica fibers, maximum efficiencies are achieved in channels 31, 49, 51, 53, 55, 57, 59 and 61 using the wavelengths from 1270 nm through 1610 nm with a channel spacing of 20 nm.

Currently many kinds of related CWDM MUX/DEMUX or DWDM MUX/DEMUX or optical amplifiers are available in the market. Choosing the right one means the correct, integrated devices for error-free high speed data transmission over fiber optic networks. Cost-effectiveCWDM solutionwith optimized performance and built in expansion capabilities are available from a host of online network solution companies. Then choosing the most experienced one to get the reliable CWDM solution is very important. As a professinal I suggest you go to Ingellen, a which is a leading manufacture in this field.

Ingellen provides whole series of CWDM products that are tailored for specific applications. For example,9CH CWDM Mux/Demux, allows you to multiplex/demultiplex eight nine channels into one pair of fiber or two fiber and combined passive 9 channel CWDM Mux and Demux in a single 1U 19'' rack mountable metal box or Standard LGX metal box or Small Plastic ABS box to meet different needs with flexible configuration. CWDM Mux/Demux supplied by Ingellen are based on central wavelengths specified by the ITU-T G.694.2 spectral grid. These TFF devices are offered in standard or extended bandpass versions. They are available as single or multichannel devices.

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Premise wiring, simply refers to the network cabling system which includes cable wiring, cabling connectors and accessories, that is widely used in business, government, academic and in some cases domestic applications. It may extends from the point-of-entry to user work areas. Premises networks are wired worldwide, across every industry, in both small and large scale applications. Any type or number of topologies may be used -- star, bus, ring, etc.

The solid copper wires are punched down into open-ended slots that slice through the wiring insultation and hold the wire in position and make the electrical contact. This selection also includes split M and split B 66 block types. Aim at durable wiring block options, including 110 block, today. A high density 110 termination field for voice and data applications can be created by mounting110 blockson wall or backboards.

A 110 block, used to connect sets of wires in a structured cabling system, is a type of punch block. The "110" designation is also used to describe a type of insulation-displacement connector used to terminate twisted pair cables which use a similar punch-down tool as the older 66 block.

Structure

The 110 Wiring Block is designed to provide everything needed to terminate twisted pair cables with conductors sizes from 26 AWG to 22 AWG (0.64mm to 0.40mm). The 110 blocks consist of 25 pair groups and come in configurations to accommodate 100 and 300 pairs. The 110 blocks are wall-mountable with legs that permit cables to be routed behind them and are molded in fire-resistant plastic which meets applicable safety standards.

History

Early residential telephone systems used simple screw terminals to join cables to sockets in a tree topology. Since about 2000, these screw-terminal blocks have been slowly replaced by 110 blocks and sockets. Modern homes usually have phone service entering the house to a single 110 block, whence it is distributed by on-premises wiring to outlet boxes throughout the home in series or star topology. At the outlet box, cables are punched down to standard RJ-11 sockets, which fit in special faceplates. In commercial settings, this style of "home run wiring" was already in use on 66 blocks in telecom closets and switchrooms. The 110 block has been slowly replacing the 66 block, especially for data communications usage.

Advantages

Block 110allows a much higher density of terminations in a given space than older style termination blocks (66 style or wire wrap). Some 110 blocks meet specifications for higher bandwidth data protocols such as Category 5 and higher.

The 110 block is often used at both ends of Category 5 cable runs through buildings. In switch rooms, 110 blocks are often built into the back of patch panels to terminate cable runs. At the other end, 110 connections may be used with keystone modules that are attached wall plates. 110 blocks are preferred over 66 blocks in high-speed networks because they introduce less crosstalk and many are certified for use in Category 5 and Category 6 wiring systems, even Category 6a.

Ingellen is recognized throughout the industry for the high quality and perfect performance of our fiber optic components and premise cabling systems. It has a variety of structured cabling and premise wiring products available to meet the specifications required for your business. Ingellen also carries wiring block options, including the110 blocktype. 110 Wiring Blocksare available in pairs of 50, 100 with or without standoff legs, contact sales viasales@ingellen.com to get real-time quotations now!

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Ingellen, a professionalfiber optic equipmentmanufacturer, supplies a wide range of cross connect cabinets. As you know, fiber optical cross connect cabinets are specially designed for telecom &data applications, it will benefit your daily life a lot.

Cross connect Cabinet, works as an interface equipment at the splice of the trunk cable and wiring cable in the access network, is mainly used to connect the fiber trunk cable and the distribution cable between the interface devices, providing the functions of cable, fastness, grounding protection, welding, jumping(distribution), storage, switching and others. With a high versatility in the optical route, especially for fiber optical communication system into a central office trunk cable and distribution side, cross connect cabinet can achieve the fiber optic lines linked, distributed and transited easily.

Cross connect cabinetFeatures:
High intensity and anti-erosion performance;
Able to counter abrupt climate change and extreme environment;
Capacity can be flexibly customized as required;
Installation is quick and convenient;
Built-in direct splice unit is capable for providing direct connection function;
Perfect design of fiber wiring routing could facilitate management and maintenance of fibers;
With secure and reliable fastening and grounding protection devices for the optic fiber;
Applicable to strap-shaped and non-strap shaped fibers.

Cabinet is made of high strength stainless steel, protection class IP65, high intension,corrosion‐resistant, all weatherproof and can protect it from accidental damage or malignant destruction. With double‐layer structure, filled with non‐combustible and a better insulation effect of the molding quartz glass wool in the middle, greatly enhanced the cabinet effect of heat insulation, and flame‐retardant properties.Outdoor cross-connect cabinet is the best choice for cross-connecting outdoor optical cables. The cabinets offer perfect environment for fibers to be spliced and well organized under any outdoor environments.

The Ingellen High-Density cabinet has been designed to host dense passive cross-connects in data centres. Specific attention has been given to technical constraints of data centres such as cooling and space scarcity. Numerous features contribute to an optimal space utilisation and enable installation on busy data centre floors. The High-Density cabinet enables excellent front, rear and lateral access. This is great important during installation but also during maintenance and upgrade operations. Proper management of large numbers of cords and securing clarity is critical for data centre management and reliability over the life time.

Ingellen Cross Connection Cabinets are available in various sizes to meet your networking requirements. The cross connection cabinets consist of wall mount, pole mount and pedestal mount depending on the infrastructural requirements. Compatible with Corning Cable Systems rack-mountable hardware, these cabinets can accommodate many combinations of connector, splice and coupler housings. The modular system makes it possible to create fiber optic configurations for outdoor applications.

Also ingellen supplies a wide various other fiber optic equipments including varies type of fiber optic transeivers, GBIC, SFP+, Copper, Xenpark andSFP transceivers, find what you want there. Ingellen guarantees all its products with perfect quality which would surely meet your expectations.

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Ingellen, a leading optical communication components innovator, had announced the availability of industrial-temperature reconfigurable Fast Ethernet/Gigabit Ethernet SFP, transceivers with Serial Gigabit Media Independent Interface(SGMII).

TheSGMII SFPtransceiver can be described as Comparable prefer Multimedia Self-governing User Interface (MII). It is a 100BASE-FX Small Form-Factor Pluggable (SFP) Fast Ethernet Interface Converter on Gigabit SFP Ports, happens to be raised for Gigabit Ethernet. The SGMII SFP includes two sections: The standard SFP part and the PHY part built with SGMII interface. The SGMII SFP transceiver meets SFP MSA and SFF-8472 with duplex LC receptacle, and it applied metal enclosure for lower EMI to improve the performance.

The function of SGMII SFP:
SGMII SFP is used to connect Gigabit Ethernet to Fast Ethernet, such as between switch and switch interface, switched backplane applications and router/service interface. The system can get the LOS(or Link)/Disable/Fault information via I2C register access. The optical output can be disabled by a TTL logic high-level input of Tx Disable, and the system also can disable the module via I2C. Tx Fault is provided to indicate that degradation of the laser. Loss of signal (LOS) output is provided to indicate the loss of an input optical signal of receiver or the link status with partner.

The system can get the LOS(or Link)/Disable/Fault information via I2C register access. The host equipment can also access this information via the 2-wire serial CMOS EEPROM protocol. To carry frame data and link rate information between a 10/100/1000 PHY and an Ethernet MAC, SGMII uses a different pair for data signals and for clocking signals, with both being present in each direction, alsotakes a different approach because of GMII from her low-power not to mention affordable green count up serial interface. With these help it at the same time increasingly being evident in everydifferent place, rendering 8 alert facial lines in whole.

SGMII SFP Features:
The SGMII SFP Transceiver is a high-performance, cost-effective module. It is designed for 100BASE-FX applications of 2 km uo to 10 km;
Connect Gigabit Ethernet and Fast Ethernet;
Built-in PHY supporting SGMII Interface;
Switch to switch interface;
Built-in MCU for easy configuration;
Support more link status monitor, such as CRC error counter,package counter and Far End Fault Indication (FEFI);
100BASE-FX/100BASE-LX/100BASE-LH operation;
1000BASE-LX/1000BASE-LH operation;
1310nm FP/DFB laser and PIN photo-detector;
550m/2km/10km/40km/80km transmission with MMF/SMF;
Standard serial ID information Compatible with SFP MSA;
SFP MSA package with duplex LC connector;
Operating case temperature:-5 to +70°C, -40 to +85°C.

Ingellen is a professional manufacturer of fiber optic transceivers. It supplys a vast array of high performance SGMII SFP fiber optic transceivers. The standard serial ID information Compatiblewith SFP MSA describes the transceiver’s capabilities, standard interfaces, manufacturer and other information. All of theSGMII SFP transceiversmodules are 100% compatible with original CiscoSFP modules.

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The latest released HP J4859C and J4858C compatible SFP are fully compatible with original HP SFP and can be used in any SFP module on HP ProCurve switches that support original HP SFPs. In addition, the transceiver can be used in any industry standard networking equipment which complies with Multi-Sourcing Agreement. As a third party OEM/ODM mamufactuer, Ingellen provides these two types of HP compatible SFP transceivers to meet your data center needs. Then let’s take an overview about the features of J4859C and J4858C.

J4858C
J4858C, a small form-factor pluggable (SFP) Gigabit SX transceiver that provides a full-duplex Gigabit solution up to 550 m on multimode fiber.
Device Type: HP ProCurve Gigabit SX-LC Mini-GBIC Transceiver Module;
Enclosure Type: Plug-in module;
Dimensions (WxDxH): 1.4 cm x 5.7 cm x 1.2 cm;
Weight: 20 g;
Cabling Type: Ethernet 1000Base-SX;
Data Transfer Rate: 1 Gbps;
Data Link Protocol: Gigabit Ethernet;
Compliant Standards: IEEE 802.3z;
Interface (Bus) Type: SFP (mini-GBIC).

J4859C
J4859C, a small form-factor pluggable (SFP) Gigabit LX transceiver that provides a full-duplex Gigabit solution up to 10 km (single-mode) or 550 m (multimode). This product is designed for long distance single-mode fiber connectivity. It supports multimode fiber connectivity to limited distances.
J4859C Specifications:
Device Type: SFP (mini-GBIC) transceiver module – LC;
Enclosure Type: Plug-in module;
Dimensions (WxDxH): 1.4 cm x 5.7 cm x 1.2 cm;
Weight: 20 g;
Cabling Type: 1000Base-LX;
Data Transfer Rate: 1 Gbps;
Data Link Protocol: Gigabit Ethernet;
Max Transfer Distance: 10 km;
Compliant Standards: IEEE 802.3z;
Designed For: HP E2610, E2810, E3500, E4202, E4204, E4208, E6200, V1400, V1700; HP ProCurve 20p 10/100/1000, EDGE Fabric Switch 81XX, Switch 1800-24, Switch 2510-24, Switch 26XX, Switch 2900-24,
Switch 2900-48, Switch 5400zl 24, Switch 5406zl-48, Switch 5412zl-96, Switch 54XX, Switch 8212, Switch vl 4-port, vl 20.

Ingellen, the expert of switching and conversion technology, announced the introduction of its new HP compatible, C version, Small Form Pluggable (SFP) transceivers and so on. Ingellen offers customers with a complete line of affordable Gigabit HP compatible SFP optical transceivers. All of the different modules supplied are developed based on a common standard. This means that they can all be compatible with the same network and with each other to meet data communications requirements. They are all high efficient.

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