Revolutionizing the way we approach optical signal management, GEZHI's Plug-in Type 2CH CWDM Add Drop OADM Modular Dual Fiber represents an impressive advancement in wavelength-division multiplexing (WDM) systems. With the ability to multiplex, demultiplex, and route fiber optic signals, it selectively adds and drops individual or sets of wavelength channels from a CWDM stream, creating an efficient and adaptable network setup.

Enhancing the efficiency of your WDM system has never been easier with the Plug-in Type 2CH CWDM Add Drop OADM Modular Dual Fiber. Offering a dual-fiber operation with CWDM wavelengths of 1470nm and 1490nm, it’s capable of combining wavelength channels onto an optical transmission fiber. Remarkably, it's available in dual-sided (East and West) configurations supporting up to two wavelengths on dual fiber. But what sets it apart, and why should it be part of your network infrastructure?

The Plug-in Type 2CH CWDM Add Drop OADM Modular Dual Fiber has an impressively low insertion loss, making it one of the most efficient modules of its kind. This significantly reduces network latency and enhances overall network performance, making it a vital component of any high-performance network setup.
From optical add and drop to telecommunications and WDM networks, the applications for this module are vast. Its versatility and high performance make it a popular choice among network engineers and IT professionals. Here's a snapshot of its specifications:
| Parameter | Unit | Add | Drop |
|---|---|---|---|
| Channel Wavelength (nm) | 1470 and 1490nm | ||
| Center wavelength Accuracy (nm) | ±0.5 | ||
| Channel Spacing (nm) | 20 | ||
| Channel Passband (@-0.5dB bandwidth) | >15 | ||
| Insertion Loss (dB) | <0.9 | <0.9 | <0.9 |
| Channel Ripple (dB) | 0.3 | ||
| Isolation Adjacent (dB) | >30 | ||
| Non-adjacent (dB) | >40 | ||
| Inertion Loss Temperature Sensitivity (dB/℃) | <0.005 | ||
| Wavelength Temperature Shifting (nm/℃) | <0.002 | ||
| Polarization Dependent Loss (dB) | <0.1 | ||
| Polarization Mode Dispersion (dB) | <0.1 | ||
| Directivity (dB) | >50 | ||
| Return Loss (dB) | >45 | ||
| Maximum Power Handling (mW) | 300 | ||
| Operating Temperature (℃) | -20~+70 | ||
| Storage Temperature (℃) | -40~85 |

Moreover, it complies with several international standards, ensuring optimal performance and safety. These standards include ISO/IEC 11801: Information technology — Generic cabling for customer premises and EN 50173-1: Information technology — Generic cabling systems — Part 1: General requirements.
With GEZHI's Plug-in Type 2CH CWDM Add Drop OADM Modular Dual Fiber, you can transform your network, delivering increased efficiency and a more reliable service. It's time to take the leap and enhance your network infrastructure.
As technology evolves, so too do the demands on our communication networks. These demands, in turn, push the boundaries of what current technologies can deliver. One technology that is stepping up to meet these challenges is Coarse Wavelength Division Multiplexing (CWDM). But what makes CWDM such a promising technology for the future of fiber optic communications?
CWDM offers significant advantages over other technologies. Notably, the 18CH CWDM Mux Demux Module and 8CH CWDM Mux Demux Module offer up to 18 and 8 CWDM sources on a single optical fiber respectively. This multiplexing capacity presents a significant improvement over traditional single-source fibers.
But that's not all. These modules are designed to be bi-directional, increasing the efficiency of data transmission. They can function as both a multiplexer or de-multiplexer, making them incredibly versatile. Additionally, they can be used standalone in an N-box, further increasing their applicability across different network scenarios.
The 18CH CWDM Mux Demux Module uses thin-film filter technology with a low loss of just 3.5dB link insertion loss. This is a remarkable achievement, especially considering it offers 18 channels per fiber. When considering the 8CH CWDM Mux Demux Module, it offers the protocol and rate transparent, supporting applications such as SDH/SONET, 1G/10G Ethernet, and 8/4/2/1G Fiber Channel across the same fiber link. In addition, these modules have high channel isolation, ensuring that signals remain clear and unaffected by other channels.
The Plug-in Type 2CH CWDM Add Drop OADM Modular Dual Fiber offers another layer of functionality by selectively adding and dropping individual or sets of wavelength channels from a CWDM stream. It combines wavelength channels onto an optical transmission fiber, and it's available in dual-sided (East and West) configurations supporting up to two wavelengths on dual fiber.
The combination of these features results in a system that is capable of efficiently handling large amounts of data traffic, making it an ideal solution for next-generation networks.

CWDM systems are particularly well-suited to a variety of applications. For instance, dark fiber networks, broadcast contribution networks, and optical video networks can all benefit from the increased channel capacity and high isolation provided by CWDM systems. Furthermore, event production and CWDM networks can also make use of the technology.
With such a wide range of applications, it's clear that CWDM systems are set to play a significant role in the future of fiber optic communications.