FLUXLIGHT J4859C 1000 BASE-LX SFP TRANSRECEIVER MODULES

The "FLUX LIGHT J4859c" refers to a third-party compatible optical transceiver module, specifically an SFP (Small Form-Factor Pluggable) designed to work like the original HP/HPE and ARUBA J4859C, offering 1 Gigabit Ethernet (1GbE) connectivity over single-mode fiber (SMF) for up to 10 kilometers (6.2 miles) using 1310nm wavelength, enabling affordable network expansion for devices from HP and other major brands.