NVIDIA Mellanox MAM1Q00A-QSA Compatible QSFP+ to SFP+ QSA Adapter Module

Save on enterprise networking without sacrificing reliability. This Reef Optics QSFP+ to SFP+ adapter provides a cost-effective solution for converting 40GbE QSFP+ ports to 10GbE SFP+ connectivity — fully compatible with NVIDIA Mellanox platforms.

Key Specifications

• Compatible Part Number: MAM1Q00A-QSA
• Form Factor: QSFP+ to SFP+ (QSA Adapter)
• Data Rate: 40Gb/s to 10Gb/s Ethernet conversion
• Standards: QSFP+ MSA SFF-8436, SFP+ MSA SFF-8431
• Plug-and-play installation — no configuration required
• Low insertion loss and matched impedance
• Operating Temperature: 0°C to 70°C (commercial)
• RoHS compliant

Why Buy from Reef Telecom?

• Industry-leading 10-year warranty on all refurbished and compatible optics
• Free shipping on orders over $300
• 100% compatibility guaranteed with NVIDIA Mellanox switches and adapters
• Rigorously tested before shipment

Ideal Use Cases

Perfect for data center migrations where 40GbE QSFP+ switch ports need to connect to existing 10GbE SFP+ infrastructure. Enables flexible, cost-effective transitions to higher-speed networking by allowing SFP+ transceivers and DAC cables in QSFP+ ports. Compatible with Mellanox ConnectX series adapters and SN2000/SN3000 series switches.

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.