D-net`s CWDM Mux Demux Service
● Compatibility Assistance: As a leading supplier in China, D-NET offers compatibility services to ensure that its optical modules are seamlessly compatible with equipment from renowned manufacturers and factories.
● Personalized Services: D-NET, a trusted manufacturer in China, provides OEM customization options for its products. Upon request from customers, the factory can produce colored logo labels tailored specifically to their needs.
● Standard Delivery Period: 3 Days
● Extensive Shipping Solutions: D-NET collaborates with highly reputable courier companies such as SF, FedEx, DHL, UPS, and others to ensure reliable shipping services.
Product Highlights
● It is a purely passive and economically efficient solution for wavelength division multiplexing.
● Extensive Channel Capacity: The CWDM 16-channel MUX and DEMUX facilitate the concurrent transmission and demultiplexing of up to 16 distinct wavelengths within the CWDM spectral band.
● Space-Saving Design: These MUX and DEMUX modules are crafted to be compact and efficient in terms of space utilization, facilitating seamless integration into existing optical network infrastructures or equipment.
● Versatile Broadband Compatibility: These devices are compatible with diverse fiber types and capable of supporting multiple data rates, such as Ethernet, SDH/SONET, and Fibre Channel, rendering them adaptable for a wide range of network applications.
Product Details
The D-Net 16-channel CWDM MUX/DEMUX operates within a wavelength range from 1310nm to 1610nm, and is specifically designed to support 16 distinct channels or wavelengths within the CWDM spectrum. These MUX and DEMUX devices enable the effective transmission and reception of multiple signals over a single fiber optic cable, thereby optimizing network capacity and utilization.
Product Panel

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Product Specification
|
Wavelength |
1310-1610nm |
Channel Spacing |
20nm |
|
Channel Passband |
±6.5nm |
Technology |
TFF (Thin Film Filter) |
|
Insertion Loss |
Regular :≤ 4.0dB |
Center Wavelength Accuracy |
±0.05nm |
|
Return Loss |
≥ 45dB |
Directivity |
≥ 45dB |
|
Polarization Mode Dispersion |
≤ 0.1ps |
Polarization Dependent Loss |
≤ 0.3dB |
|
Channel Isolation |
Adjacent ≥30dB |
Temperature |
Operating -40 to 85°C Storage -40 to 85°C |
|
Net Weight |
3.5KG |
Dimensions (HxWxD) |
44*440*230mm |
Note: Specified with connectors.
Application Linking

Multi-rate hybrid multiplexing service
Allows for flexible combinations of 1G/10G/25G/40G/100G/200G Ethernet, SAN, OTN, SDH/SONET, and local video services.

Types of CWDM network applications
Type1: point-to-point transmission

Type2: Ring transmission

Type3: cross-connection

Order Information
|
Product No. |
Product description |
|
CDM16-1U01-3161 |
CWDM MUX DEMUX 16CH (31-61) Dual fiber, LC/UPC , 1U Rack |
Note: We Support Customized Design, please contact us by email.
FAQ
1. What does CWDM mean in fiber ?
A: CWDM, which stands for Coarse Wavelength Division Multiplexing, is a technology employed in fiber-optic communication systems to combine multiple optical signals onto a single fiber by utilizing various wavelengths of light.
2. What is the difference between DWDM and CWDM?
A:In essence, both DWDM and CWDM are multiplexing technologies utilized in fiber-optic communications, but they primarily differ in terms of wavelength spacing, the number of channels they can support, the complexity of the equipment involved, the distance they can cover, and their overall performance. The decision between using DWDM or CWDM hinges on the specific network requirements, including the needed capacity, reach, and budgetary constraints.
3. What is the principle of CWDM?
A: CWDM, which stands for Coarse Wavelength Division Multiplexing, is a technology employed in optical fiber communication systems to combine multiple optical signals of varying wavelengths onto a single fiber. This process enables enhanced capacity and efficiency. The fundamental concept of CWDM involves utilizing a range of uncoated, widely spaced wavelengths between 1270 nm and 1610 nm, typically spaced 20 nm apart.










