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Ultra Small WDM Filter CWDM MUX DEMUX , Multi Channel Mux 1270~1610 Nm

Minimum Order Quantity : 1 piece Delivery Time : 5-8 work days
Payment Terms : L/C, T/T, D/P Supply Ability : 100,000 pieces per month
Place of Origin: Guangdong, China Brand Name: Seacent
Certification: ISO9001,ROHS Model Number: 4/8/18 channels

Detail Information

Type: Wireless Waveband: 1270~1610 Nm
Channel Bandwidth: ITU±6.5 Nm Connector Type: LC/APCOr Customer Specified
Center Wavelength Accuracy: ±0.5 Nm Operating Temperature: -5~70 ℃
Package Size: 44x25x6 Mm Or Customer Specified Name: Compact CWDM/Mini CWDM/Ccwdm
High Light:

compact cwdm


compact coarse wavelength division multiplexer

Product Description

Ultra Small WDM Filter CWDM MUX DEMUX , Multi Channel Mux 1270~1610 Nm



Coarse Wavelength Division Multiplexing (CWDM) is an excellent choice for increasing bandwidth capacity while keeping costs down.


Our CWDM MUX DEMUX are perfectly suited to transport PDH, SDH / SONET, ETHERNET services over WWDM, CWDM and DWDM in optical metro edge and access networks.




  1. Low Insertion Loss
  2. High isolation
  3. Low Polarization Dependent Loss
  4. Compact design
  5. Good channel-to-channel uniformity
  6. Wide operating wavelength range
  7. High reliability and high stability
  8. Telcordia GR-1209-CORE-2001 compliant
  9. Telcordia GR-1221-CORE-1999 compliant
  10. RoHS-6 compliant (lead free)



  1. CWDM Channels Add/Drop
  2. CWDM
  3. CATV Fiber Optical Links
  4. Accessing LAN Networks
  5. Short-Distance Communications



Item 4CH 8CH 18CH
Center wavelength (nm) ITU or ITU+1(Customizable starting wavelength)
Product Features Mux or Demux or Mux&Demux
Channel wavelength (nm) 1270~1610
Center wavelength accuracy (nm) ±0.5
Channel pitch (nm) 20
Insertion loss (dB) ≤1.0 ≤1.5 ≤3.2
Channel uniformity (dB) ≤0.5 ≤0.5 ≤0.5
Isolation adjacent  (dB) >30 >30 >30
Isolation Non-adjacent  (dB) >45 >45 >45
Polarization-dependent loss (dB) <0.2
Polarization Mode Dispersion (PS) <0.1
Directivity (dB) >50
Return loss (dB) >45
Connector type LC/APC or customer specified
Maximum power (mW) 500
Working temperature (℃) -5~70
Storage temperature (℃) -40~85
Package  (mm) 44x25x6 or customer specified

Remark:The above parameters do not contain connectors.


Business advantage



(1) Experience in serving large customers for more than 8 years

(2) Independently provide product solutions and packaging solutions for customers

(3) Have strong strategic partners

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