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
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Data Rate: 100Gbps (4x 25.78Gbps NRZ lanes)
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Form Factor: QSFP28, hot-pluggable, MSA compliant
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Wavelength: CWDM4 — 1271nm, 1291nm, 1311nm, 1331nm
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Max Distance: Up to 2km over single-mode fiber (SMF)
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Connector: Duplex LC/UPC
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Power Consumption: ≤3.5W
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DDM/DOM: Digital Diagnostic Monitoring supported via I2C
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Standards: IEEE 802.3bm, CWDM4 MSA, SFF-8665, SFF-8636
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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.
