The Finisar FTLF8524E2KNL is a high-performance 1000BASE-SX SFP (Small Form-factor Pluggable) optical transceiver module. Designed for use in multimode fiber, it supports data rates up to 2.125 Gbps over distances up to 550 meters. This hot-pluggable module features a high-reliability 850 nm VCSEL laser and is compliant with industry standards like SFP MSA and IEEE 802.3z. It is essential for high-speed fiber interconnects in networking, storage area networks (SAN), and other telecommunication applications.