The 1.25G SFP 1310nm transceiver provides reliable, long-distance data transmission at 1.25Gbps over single-mode fiber (SMF) with a reach of up to 40 kilometers. Designed with a 1310nm wavelength, this module is ideal for applications in telecommunications, metropolitan area networks (MANs), and data centers where stable, high-quality communication is needed over moderate to long distances. It uses an LC connector for high-density, reliable optical connections and is a cost-effective solution for long-range optical networking. The module is also designed to meet IEEE 802.3z standards, ensuring compatibility with a wide range of devices.