The 1.25G SFP 1550nm transceiver is designed for ultra-long-distance data transmission at 1.25Gbps over single-mode fiber (SMF), with a reach of up to 120 kilometers. Operating at a wavelength of 1550nm, it is optimized for high-performance, long-range applications like telecommunications, metropolitan area networks (MANs), and long-haul optical networks. The module provides reliable, high-quality transmission and is equipped with an LC connector, ensuring high-density, efficient optical connections. With low power consumption and a compact form factor, the 1.25G SFP 1550nm 120km is an ideal solution for applications requiring high reliability and long-distance communication.