The 1G ZX SFF Optical Transceiver is specifically designed for high performance integrated duplex data link over single mode optical fiber. The high-speed LD and photodiode are provided as a light source and a detector, respectively. An optical transceiver, also known as a fiber optic transceiver, is a crucial component that facilitates data transmission and reception. Operation Temperature: 0 ~ +70°C 3. 1550nm. Manufactured in our class-100k dust-free workshops in Wuhan, we bring you direct-from-factory pricing without compromising on rigorous quality control. 5G SFP MODULE solutions deliver exceptional reliability and.