Avago AFBR-57R5APZ Transceiver Module 4.25GBd 850nm 3.3V LC Duplex Pluggable SFP 5 1

AFBR-57R5APZ

Used these to keep an old storage array alive. Plug and play, no configuration headaches. Build quality is excellent—tight latches, solid feel. If you need 4G FC optics for legacy gear, these are the ones.

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