Black Box Corporation LFP403 SFP Optical Transceiver

Black Box Corporation LFP403 SFP Optical Transceiver is a 155 Mbps single‑mode fiber SFP module that uses a 1310 nm transmitter and an LC duplex optical interface to achieve up to 30 km of reach. It includes extended diagnostics (DOM) for real‑time monitoring and operates over a wide -40 to +85 C temperature range, making it suitable for harsh environments. As part of the LFP400 series, this transceiver is designed for compatibility with Emerald IP switches, industrial Ethernet devices, media converters, and most third‑party SFP‑equipped equipment, and it supports Ethernet, Fast Ethernet, and 155 Mbps ATM networks over single‑mode fiber. Its compact, hot‑swappable form factor fits standard SFP slots for easy fiber‑optic upgrades to existing networks.