Hewlett Packard Enterprise X121. Interface type: SFP, Data transfer rate (max): 1000 Mbit/s, Fiber optic connector: LC. Maximum transfer distance: 10000m, Wavelength: 1310 nm, Cable type: Multi-mode. Power consumption (typical): 0.5W. Weight: 20g
A small form-factor pluggable (SFP) Gigabit LX transceiver that provides a full-duplex Gigabit solution up to 10 km (single-mode) or 550 m (multimode).