200G QSFP56 FR4 DML CWDM4 2km SMF LC Optical Transceiver

FIBERSTAMP 200G QSFP56 FR4 optical transceiver module is used for medium distance interconnection between devices within data centers and is compliant with IEEE 802.3bs 200GBASE-FR4 Ethernet transport protocol and also compatible with InfiniBand HDR transport protocol. This product is the DML version of 200G QSFP56 FR4 with a built-in pair of 4-channel CWDM MUX and DEMUX with center wavelengths of 1271nm, 1291nm, 1311nm and 1331nm, respectively, using a pair of single-mode fibers for transmission at distances up to 2km (FEC needs to be enabled). Note: DML has lower power consumption and cost compared to EML.


  • Hot-pluggable, full-duplex transceiver module packaged in QSFP56 form factor
  • 4-channel CWDM DML and PIN
  • Transmission rate up to 53.125Gbps(50G PAM4) per channel
  • Compliant with QSFP56 MSA, IEEE 802.3cd 200GBASE-FR4 Ethernet transport protocol
  • Compatible with InfiniBand HDR transport protocols
  • Distance up to 2km using 1 pair of single-mode fiber (FEC needs to be turned on)
  • Power consumption less than 6w
  • Dual LC optical connectors
  • Commercial grade operating temperature range
  • Supply voltage 3.3V
  • RoHS compliant (lead-free)
P/N Description
FBH-200C4K02C 200GE QSFP56 FR4 DML CWDM4 2km Optical Modules

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