Reef Optics 40GBase-LX4 QSFP+ Transceiver — NVIDIA Mellanox QSFP-LX4-40G Compatible
Upgrade your 40G network with this high-performance QSFP+ optical transceiver module, fully compatible with NVIDIA Mellanox switches, routers, and NICs. Designed as a cost-effective, drop-in replacement for the genuine Mellanox QSFP-LX4-40G, this module delivers reliable 40GbE connectivity for data centers, enterprise core networks, and high-performance computing environments.
Key Specifications
-
Data Rate: 40Gbps (4x 10.3125Gbps CWDM channels)
-
Wavelength: 1271nm, 1291nm, 1311nm, 1331nm (CWDM)
-
Fiber Type: MMF (OM3/OM4) up to 150m | SMF (OS2) up to 2km
-
Connector: Duplex LC
-
Form Factor: QSFP+ (hot-swappable)
-
DOM/DDM: Digital Diagnostic Monitoring supported
-
Standards: IEEE 802.3ba 40GBASE-LX4, QSFP+ MSA, XLPPI compliant
-
Compatibility: NVIDIA/Mellanox (also cross-compatible with MC2210511-LX4)
Why Choose Reef Optics?
- Industry-leading 10-year warranty on all Reef Optics transceivers
-
Free shipping on orders over $300
- 100% tested for compatibility and performance before shipping
- MSA-compliant — will not void your equipment warranty
Ideal for 40G Ethernet uplinks, data center interconnects, campus backbone links, and anywhere you need flexible multimode and single-mode fiber support from a single transceiver module.
