HPE 1990-4415

HPE 1990‑4415 X121 1 Gb SFP LC SX Transceiver module

The HPE 1990‑4415 X121 is a 1 Gb SFP LC SX Transceiver module engineered for high-performance multimode fibre connectivity. It supports 1000BASE‑SX operation up to 550 m (OM2) and 275 m (OM1), making it ideal for enterprise LANs, campus networks, or server-to-switch connections. Designed for compatibility with HPE and Aruba switches and servers, this transceiver is suited for IT teams looking to deploy a robust, OEM‑certified optic. With support for digital optical monitoring (DOM), it provides real-time feedback on transmit/receive power and temperature. Its compact SFP form factor simplifies deployment and maintenance, delivering efficiency in fiber‑based network environments.

Features

This module delivers dependable 1 Gb Ethernet communication over multimode fibre, utilizing the 850 nm wavelength and LC duplex connector. Compatible with standard HPE /Aruba networking gear, it ensures fast and stable performance up to 550 m on OM2 fibre or 275 m on OM1 multimode fibre With built‑in DOM support, administrators gain visibility into link health metrics—such as optical power levels and temperature—for proactive maintenance. Plug‑and‑play ready, the module integrates seamlessly into SFP slots without requiring configuration changes. Ideal for network aggregation, uplink, or inter‑switch links in data center, building backbone, or office campus setups. Its compact SFP size ensures low power dissipation and easy hot‑swapping. The module meets standard Gigabit Ethernet protocols, maintaining compatibility across various fiber‑optic infrastructures and reducing network complexity. Perfect for applications where cost‑effective, short‑reach fiber connectivity is essential, it supports both legacy legacy OM1/OM2 fibre runs and newer installations.

Advanced Options

Designed for reliable Gigabit fiber links, this transceiver employs precise optical components to ensure consistent performance in various environments—from server racks to campus pathways. Its DOM capability offers critical diagnostics in real-time, enabling IT teams to monitor power levels, temperature, and faults before they impact operations. The LC connector and compact SFP footprint support efficient hot-swapping and scalable deployment across dense networking or server blade setups without needing system downtime.