PlusOptic SFP-1G-SX-DEL 1.25G SFP Module 850nm 550m Fibre Transceiver

TRENDnet TEG-MGBSX 1.25G 850nm 0.55km Multi-Mode SFP Transceiver Module

1 - Integra Optics SFP-SX-D 1.25G DDM 850nm 550m Transceiver Module

SFP-GE-SX-MM850 Compatible 1000BASE-SX SFP 850nm 550m 1.25 G Transceiver

TRENDnet SFP Multi-Mode LC Module 550m TEG-MGBSX - New Sealed

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4x TRENDnet TEG-MGBSX 1.25G 850nm 0.55km Multi-Mode SFP Transceiver Module

TRENDnet TEG-MGBSX 1.25G 850nm 0.55km Multi-Mode SFP Transceiver Module