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Cisco® QSFP-40G-SR4-S Compatible 40GBase-SR4 QSFP+ Transceiver Module with Digital Optical Monitoring (Multimode, 850nm, 100m, MPO, DOM) - TAA Compliant | C2G
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Cisco QSFP-40G-SR4-CSC Compatible 40GBASE-SR4 QSFP+ SR4 850nm 150m Transceiver Module for MMF Transceivers - HiFiber.com
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