https://www.ebay.com/sch/i.html?_nkw=Addon+Hp+J4860C+Compatible+1000Base+Zx+Sfp+Transceiver+Smf+1550Nm+70Km+Lc+&_sacat=0&_dmd=2

Addon Hp J4860C Compatible 1000Base-Zx Sfp Transceiver (Smf, 1550Nm, 70Km, Lc)

Regular price
$191.00
Sale price
$128.00

Model Brand: ACP Model: J4860C-AO Details Network Media: Single-mode Fiber 1000Base-ZX Wavelength: 1550 nm Ports: 1 x LC 1000Base-ZX Transfer Rate: 1 Gbps Gigabit Ethernet Full-duplex Features Feature: Compatibility: HP ProCurve Modules: Modules for ProCurve Switch 4100gl Series Modules for ProCurve Switch 5300xl Series Modules for ProCurve Switch 9300m Series HP ProCurve Switches: ProCurve Switch 1400 Series Procurve Switch 1700 Series ProCurve Switch 1800 Series ProCurve Switch 2510 Series Pro