Reef Optics
Reef Optics 100GBASE-CWDM4 QSFP28 Optical Transceiver MMA1L30-CM 1310nm 2km LC SMF - NVIDIA Mellanox Compatible
PO and Net 30 available for schools, government, hospitals, and law firms.
Description
Description
100GBASE-CWDM4 QSFP28 Optical Transceiver — NVIDIA Mellanox Compatible
Save up to 80% versus OEM pricing without sacrificing performance. This Reef Optics 100G QSFP28 CWDM4 transceiver is a drop-in replacement for the NVIDIA Mellanox MMA1L30-CM, delivering reliable 100Gbps connectivity over single-mode fiber — backed by Reef Telecom's industry-leading 10-year warranty.
Key Specifications
- Data Rate: 100Gbps (4x 25.78Gbps NRZ lanes)
- Form Factor: QSFP28, hot-pluggable, MSA compliant
- Wavelength: CWDM4 — 1271nm, 1291nm, 1311nm, 1331nm
- Max Distance: Up to 2km over single-mode fiber (SMF)
- Connector: Duplex LC/UPC
- Power Consumption: ≤3.5W
- DDM/DOM: Digital Diagnostic Monitoring supported via I2C
- Standards: IEEE 802.3bm, CWDM4 MSA, SFF-8665, SFF-8636
- Compatible Part: NVIDIA Mellanox MMA1L30-CM
Applications
Ideal for data center interconnects (DCI), high-performance computing (HPC), InfiniBand EDR links, enterprise core and distribution networks, and campus backbone connections. Supports 100G-to-100G switch-to-switch and switch-to-adapter deployments on ConnectX-5 adapters and Switch-IB 2 platforms.
Free shipping on orders over $300. Every Reef Optics transceiver is tested for compatibility and ships with our 10-year warranty for total peace of mind.
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.
We clean up after ourselves.
Ecommerce deliveries have a carbon footprint. That's why we support verified projects that remove carbon from the air.
Every delivery’s carbon footprint is calculated based on weight, shipping method, and distance traveled. We neutralize these emissions by purchasing verified carbon removal credits from groundbreaking projects.
With your purchase, you’ll join a community of proactive merchants and customers dedicated to a sustainable future. Together, we've removed emissions for over 81 million deliveries and removed over 56 thousand tonnes of carbon.
We work with a network of pioneering carbon removal companies that have been vetted by the commerce platform Shopify.
Reef Telecom Proudly Supports
-
Ocearch
2026 Monthly Shark Hero -
Coral Restoration Foundation
2025 Staghorn Donor -
Ocean Conservancy
2025 Donor
Smart IT. Clean Oceans. Boundless Possibilities.
Our goal is providing the highest quality refurbished equipment to promote environmentally-conscious equipment usage through it's lifecycle.