The US Transceivers compatible R9B42A is a high-performance 400GBASE-DR4+ QSFP-DD optical transceiver engineered for demanding data center and high-speed interconnect environments. Operating over single-mode fiber with four parallel lanes at 1310 nm, this module delivers an aggregate data rate of 400 Gbps and supports link distances up to 2 km, making it well-suited for intra- and inter-data center connectivity.
Built in the compact QSFP-DD form factor, this transceiver features an MPO/MTP connector interface and is fully compliant with IEEE 802.3bs and relevant MSA standards. It supports Digital Diagnostic Monitoring (DDM) for real-time visibility into optical performance parameters including temperature, voltage, and optical power levels.
This US Transceivers compatible R9B42A module is TAA compliant and manufactured to meet or exceed OEM specifications, providing a reliable, cost-effective alternative for network operators deploying 400G infrastructure.
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