1. Max data rate up to 425Gbps. QSFP-DD form factor.
2. Reach up to 100m over OM4.
3. VSCEL + PIN, MTP/MPO-16 connector
4. 8x 50G PAM4 modulation.
5. Compliant to QSFP-DD MSA, IEEE 802.3bs and 400GAUI-8/CEI-56G-VSR-PAM4.
400GBASE-SR8 QSFP-DD Optical Transceiver, MTP/MPO-16, 850nm, 100m over OM4 MMF, PAM4, DOM
1. 400G Ethernet IEEE 802.3cd 400GBASE-SR8
2. 2x200G Ethernet IEEE 802.3cd 200GBASE-SR4
3. Data Center Interconnect
Part Number | 6C-QSFP-DD-SR8 | Vendor Name | 6COM |
Form Factor | QSFP-DD | Interface Type | SR8 |
Max Data Rate | 425Gbps (8×53.125Gb/s) | Wavelength | 850nm |
Connector | MTP/MPO-16 | Cable Type | MMF |
Max Cable Distance | 70m (over OM3); 100m (over OM4) | Modulation | PAM4 |
TX Power | -6~4dBm | Rx Power | <-7.9dBm |
Transmitter Type | VCSEL 850nm | Receiver Type | PIN |
Power Consumption | ≤10W | Temperature Range | 0 to 70°C (32 to 158°F) |
DDM/DOM | Supported | Forward Error Correction (FEC) | Host FEC Supported |
Protocols | QSFP-DD MSA, IEEE 802.3bs | Warranty | 2 Years |
Cisco | Juniper | Arista | Mellanox | Dell | Generic |
QSFP-DD-SR8-400G | QSFPDD-SR8-400G | QDD-400G-SR8 | QSFPDD-SR8-400G | QSFPDD-SR8-400G | – |
CompatibilityTest for 6C-QSFP-DD-SR8
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6COM has been in this business for 12 years. We have rich experience in dealing with various problems, you can rest assured to buy products at 6com without worrying about after-sales problems.

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Resources
Interoperability Matrix