Features 1. 1.25Gbps Speed: This 1.25G SFP transceiver uses LC single mode fiber, 1.25Gbps transmission speed, RX1550/TX1310 nm wavelength. 2. Hot Swap: This SFP single fiber optical module supports plug and play, hot swap. Thermal pad provides superior heat dissipation. 3. Low Power Consumption: This SFP single fiber optical module has low power consumption, which is lower than 1 watt. Supports DDM. 4. Durable Material: This SFP transceiver uses premium zinc alloy material, ensuring long service life. 40KM transmission distance. 5. Wide Application: This SFP single fiber optical module is suitable for optical fiber switches, routers, network cards, servers, firewalls, and more. Specification Item Type: 1.25G SFP Transceiver Material: Zinc Alloy Product Model: SFP GE LX40 SM1550 BIDI Speed: 1.25G Transmission Distance: 40KM Wavelength: TX1550 / RX1310nm Applicable Devices: Applicable to Fiber Switch, Router, and Network Card Package List 1 x 1.25G SFP Transceiver