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it is perfect for short-reach connectivity in tight spaces
it is optimized for safe deployment in plenum-rated air spaces
This 25GBASE-SR SFP28 transceiver is optimized for short-distance transmission over multimode fiber
it ensures high reliability and low signal loss
it includes full DOM support for extended reach link management
Cisco QDD-400G-DR4-S Compatible 400GBASE-DR4 QSFP-DD PAM4 1310nm 500m FEC MTP/MPO-12 APC SMF Optical Transceiver Module Model:QDD-400G-DR4 it is perfect for short-reachDescription NADDOD Cisco QDD 400G DR4 S compatible 400G QSFP DD DR4 optical module adopts a 1310 nm EML transmitter and PAM4 pulse amplitude modulation. It supports transmission distances of up to 500 m over OS2 single mode fiber and features an MTP MPO 12 connector. The module is compliant with the QSFP DD MSA, IEEE 802. 3bs, and 400GBASE DR4 standards, ensuring broad interoperability. The 400G QSFP DD DR4 module is designed for 400G Ethernet data
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