Hewlett Packard Enterprise X121. Interface type: SFP, Data transfer rate (max): 1000 Mbit/s, Fiber optic connector: LC. Maximum transfer distance: 70000 m, Wavelength: 1550 nm, Cable type: Single-mode. Power consumption (typical): 1 W. Weight: 20 g
A small form-factor pluggable (SFP) Gigabit LH transceiver that provides a full-duplex Gigabit solution up to 70 km on single-mode fiber.