The ATOP 400G Optical Transceiver series comprises high-performance, hot-pluggable form factor 400G transceiver products, including QSFP-DD FR4/DR4/DR4 SiPh/SR8, OSFP DR4 SiPh and QSFP112 DR4 SiPh/SR4. Designed for high-speed optical networking applications, these transceivers can deliver data up to 425Gb/s and support link distances up to 2km. Ideal for data center 400G Ethernet, they operate in a high-temperature range with low power consumption.