40G QSFP+ XPSM4 DML 1310nm 30km Optical Transceiver

GIGALIGHT 40G QSFP+ XPSM4 optical transceiver module is designed for medium to long-distance interconnections in data centers, compliant with the 40G Ethernet transmission protocol. This product is an enhanced version of the 40G QSFP+ PSM4, utilizing 4 pairs of parallel single-mode fibers for transmission, with a center wavelength of 1310nm. It provides a maximum transmission distance of up to 30km and supports 40G to 4x10G breakout applications.


  • 4-channel full-duplex transceiver module with hot-pluggable QSFP+ form factor
  • 4-channel 1310nm DML laser diode array and PIN photodetector array
  • Compliant with QSFP+ MSA and 40G Ethernet transmission protocol
  • Maximum transmission rate of up to 41.25Gbps
  • Utilizes 4 pairs of parallel multimode fibers for transmission, with a maximum distance of 30km
  • Power consumption of less than 2.5W
  • MPO12 optical interface
  • Commercial-grade operating temperature range
  • Power supply voltage of 3.3V
  • Compliant with RoHS environmental standards (lead-free)
Product Model Product Description
GQM-SPO400-L34C 40GE QSFP+ XPSM4 DML 1310nm 30kmoptical transceiver module

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