Looking for a 400G Optical Transceiver Manufacturer in China?
Yeslinc offers a full portfolio of 400G optical transceivers. Designed for AI clusters, cloud-scale data centers, and telecom DCI, our 400G modules deliver ultra-high bandwidth with energy efficiency and platform compatibility.
- Full range of 400G modules: QSFP-DD, OSFP, COBO
- Support for FR4, ER
- PAM4 modulation for high-density 4×100G/8×50G transmission
- Reach up to 30km
- Fully tested on Cisco, NVIDIA, and more
- Ideal for AI/ML clusters, hyperscale data centers, backbone networks, and 5G core
400Gb/s QSFP-DD Optical Transceiver
| PN | Data Rate | Wavelenggth | Reach | Tx power | Rx Sens. | Temp. | Datasheet |
| （Gb/s) | (nm) | (km) | (dBm) | (dBm) | (℃) | ||
| 400G QSFP56-DD SR8 | 400 | 850 | 70m on MMF(OM3) 100m on MMF(OM4) | -6.5~4 | <-7.9 | C |  |
| 400G QSFP-DD DR4 | 400 | 1310 | 0.5 | -2.9~4 | <-4.4 | C | |
| 400G QSFP-DD FR4 | 400 | 1271/1291 1311/1331 | 2 | -3.3~3.5 | <-6 | C | |
| 400G QSFP-DD LR4 | 400 | 10 | -2.7~5.1 | <-8.2 | C | |
400Gb/s OSFP112 Optical Transceiver
| PN | Data Rate | Wavelenggth | Reach | Tx power | Rx Sens. | Temp. | Datasheet |
| （Gb/s) | (nm) | (km) | (dBm) | (dBm) | (℃) | ||
| OSFP112 400G SR4 | 400 | 850 | 30 | -4.6~4 | <-6.4 | C | |