400GBASE QSFP-DD optic transceiver modules


Optical 400G QSFP-DD series is a hot pluggable optical transceiver module, which meets the QSFP-DD MSA standard. It is mainly used in 400G Ethernet of data center, adopts 50G pam4 modulation, and supports 2km transmission at most.

Products list

P/N Description Data Rate Reach Tx Rx Output Power Sensitivity
RQSFP-DD-400G-SR8 QSFP-DD SR8 400Gbps 100M 850nm VCSEL PIN -6.0~+4.0dBm ≦-7.9dBm
RQSFP-DD-400G-DR4 QSFP-DD DR4 400Gbps 500M 1310nm EML PIN -2.9~+4.0dBm ≦-4.4dBm
RQSFP-DD-400G-FR4 QSFP-DD FR4 400Gbps 2KM CWDM EML PIN -3.3~+3.5dBm ≦-4.6dBm









Other optical transceiver modules products

Rollball’s 400G optic transceiver modules are online in 2021. In addition to the 400G optical module, Rollball also provides 1.25G, 10G, 40G, 100G and 200G optical modules to meet the requirements of high-speed application scenarios such as data center and 5g. Rollballs optic transceiver modules are with good compatibility, can be compatible with various brands of switches, servers and other equipment, and has high cost performance, so it is the best choice for high-speed transmission system.


About us

Rollball International Co., Ltd. is a high-tech enterprise engaged in R & D, production, sales and technical services of optical communication products in the field of communication technology. We are very professional manufacture with optic products over 15 years, our optic transceiver modules and DAC/AOC cables are with CE, FCC, RoHS Certificates.