400G QSFP-DD SR8 MPO Optical Transceiver‌ The ‌400G QSFP-DD SR8‌ transceiver is a high-speed optical module designed for 400 Gigabit Ethernet applications over multi-mode fiber (MMF).  Applications:‌ 400G Ethernet switches/routers‌ .High-density data center interconnects‌ requiring low-latency, high-bandwidth links. RoHS compliant‌ and engineered for demanding networking scenarios, this transceiver delivers future-proof scalability for next-generation infrastructure.  Up to 53.125Gbps data rate per channel by PAM4 modulation  Support 400GAUI-8 electrical interface  Integrated 850nm VCSEL array and PD array  Single MPO16 connector receptacle optical interface compliant  DDM function implemented  Hot-pluggable QSFP-DD form factor  Maximum power consumption 8W  Single +3.3V power supply  Reach up to 70m on MMF(OM3)  Reach up to 100m on MMF(OM4)  Compliant with ROHS2.0 200G QSFP56 SR4 100M 400G QSFP-DD SR8 100M 400G QSFP-DD DR4 2KM 400G QSFP-DD LR4 10KM 400G OSFP SR8 100M 200G 400G 400G 400G 400G 100M 100M 2KM 10KM 100M 850nm 850nm 1310nm CWDM 850nm MPO MPO MPO LC MPO MM MM SM SM MM DDM DDM DDM DDM DDM COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C COM: 0°C ~70°C