QSFPDD 400G SR8 850nm 100M Transceiver

QSFPDD 400G SR8 850nm 100M Transceiver

QSFPDD-400G-SR8 is a hot-pluggable QSFP-DD optical transceiver for 400G links over multimode fiber. It is compliant with the QSFP-DD MSA specifications. It operates at 53.125Gbps per lane up to 70m over OM3 and 100m OM4 Multi-mode fiber. The module is designed to operate over multimode fiber systems using a nominal wavelength of 850nm. The optical interface is MPO connector.


  • Hot pluggable QSFP-DD form factor 
  • Supports 400Gb/s aggregate bit rate
  • Up to 53.125Gbps data rate per channel
  • Maximum link length of 70m on
  • OM3 and 100m on OM4
  • Power dissipation: <10W
  • PAM4 Modulation
  • Commercial: 0°C to +70°C


Compatible model name QSFPDD 400G SR8 850nm Brand Inphiltech
Package type QSFP-DD Transmission rate 400Gbps
wavelength 850nm The longest transmission distance 70m@OM3/100m@OM4
interface MTP/MPO-16 Fiber type Multimode MMF
Transmitter type VCSEL 850nm Receiver type PIN
electric signal 8x50G Light signal 8x50G
Digital diagnosis (DDM/DOM) Yes Commercial temperature 0~70°C (32~158°F)
Emitted light power -6~4dBm Receiving sensitivity <-7.9dBm
Power consumption <10W Extinction Ratio 3dB
Modulation PAM4 DSP Send and receive
Emission dispersion eye diagram closed four-phase 4.5dB Power budget 1.9dB
Package solution COB (chip on board) FEC function No
protocol QSFP-DD MSA application 400G data center


  • 400GBASE-SR8 400G Ethernet
  • Data Center

Here to download the full details of QSFPDD 400G SR8 850nm 100M Transceiver Module.

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