Reef Optics
NVIDIA Mellanox QSFP-40G-SR-BD Compatible 40GBase-SRBD BiDi QSFP+ Transceiver - Duplex LC MMF DOM
PO and Net 30 available for schools, government, hospitals, and law firms.
Description
Description
NVIDIA/Mellanox QSFP-40G-SR-BD Compatible 40GBase-SRBD BiDi QSFP+ Transceiver
Save up to 80% vs. OEM pricing with this Reef Optics 40GBase-SRBD Bi-Directional QSFP+ transceiver module — a high-performance, cost-effective replacement fully compatible with NVIDIA Mellanox networking equipment. Backed by Reef Telecom's industry-leading 10-year warranty.
Key Specifications
- Part Number Compatibility: QSFP-40G-SR-BD (NVIDIA/Mellanox)
- Form Factor: QSFP+ Transceiver, Hot-Pluggable
- Data Rate: 40Gbps (4x 10.3125Gbps channels)
- Wavelength: 850/880/910/940nm (SWDM4 BiDi)
- Connector: Duplex LC/UPC
- Fiber Type: Multimode Fiber (MMF)
- Max Distance: 100m (OM3) / 150m (OM4)
- Digital Diagnostics: DOM/DDM monitoring supported
- Compliance: QSFP+ MSA, IEEE 802.3ba, SFF-8436
Why Choose Reef Optics?
- 100% compatible with NVIDIA/Mellanox switches, routers, and NICs
- MSA-compliant — does not void your equipment warranty
- Every module tested for guaranteed performance
- 10-year warranty from Reef Telecom
- Free shipping on orders over $300
Ideal for data center spine-leaf architectures, enterprise core/distribution layers, and high-performance computing environments. The BiDi design allows reuse of existing 10G duplex LC MMF cabling infrastructure for seamless 40GbE migration — no costly MTP/MPO recabling required.
Specs & Details
Specs & Details
Shipping & Warranty
Shipping & Warranty
Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.
All products include our industry-leading 10 Year Warranty backed by Reef Telecom.

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