J4858DR HP ProCurve X121 1Gb/s 1000Base-SX Multi-Mode Fibre 850nm 550m Duplex LC Connector SFP Transceiver Module

The HP ProCurve X121 SFP transceiver delivers dependable, high‑speed connectivity for enterprise networks, seamlessly integrating with HP ProCurve switches and routers. Its compact, low‑profile design supports gigabit transmission over multi‑mode fiber, ensuring reliable data transfer across extended cable runs. Built with precision engineering, the module features a durable LC connector that guarantees secure, low‑loss connections and easy installation. Ideal for expanding network infrastructure, this transceiver offers exceptional performance, low power consumption, and long‑term reliability, making it a smart choice for data centers, campus environments, and any mission‑critical application.