J4859C HP HPE ProCurve X121 1000BASE-LX 1310nm 10km SFP Transceiver Module

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HPE ProCurve J4858C Compatible 1000BASE-SX SFP LC SX Transceiver

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1.25G SFP to RJ45 Copper SFP Module Transceiver, 100m 1000BaseT SFP to Ethernet

Lot of 4 Cisco GLC-T 1000BaseT SFP Transceiver Module (30-1410-03)

J4859B HP HPE ProCurve X121 1000BASE-LX 1310nm 10km SFP Transceiver Module