StarTech.com HP J4858C 1GbE 850nm LC 550m Transceiver

Network downtime can cripple your business, especially when a single faulty link brings whole sections offline. The StarTech.com HP J4858C 1GbE 850nm LC 550m Transceiver is a hot-swappable SFP module that gives you reliable 1 GbE fibre connectivity up to 550 m, perfect for extending your HPE switches and routers without disruption.

Benefits of StarTech.com transceiver

You gain instant peace of mind with a lifetime warranty and multilingual support, so any issue is swiftly resolved. The low power draw of less than 1.3 W reduces energy costs while keeping your rack cool. Built-in Digital Diagnostics Monitoring lets you spot problems before they affect performance. Its robust aluminium housing and MTBF of 3,381,761 hours ensure the module will outlast most network upgrades, protecting your investment for years.

Key Features of a 1GbE transceiver

• Wavelength: 850 nm. Optimised for multi-mode fibre, delivering clear signals over long distances.
• Maximum Data Transfer Rate: 1.25 Gbps. Supports full-duplex gigabit Ethernet for fast, reliable traffic.
• Connection Type: LC Connector. Easy to plug into standard fibre patch panels and equipment.
• Maximum Transfer Distance: 550 m (1804 ft). Extends your network across large campuses or data centres.
• Power Consumption: < 1.3 W. Keeps operating costs down and heat generation minimal.
• MTBF: 3,381,761 hours. Provides exceptional reliability and long service life.
• Digital Diagnostics Monitoring (DDM): Yes. Gives real-time insight into temperature, voltage and optical performance.
• Form Factor: Plug-in module. Simple installation without tools or downtime.
• Compatibility: HPE J4858C. Fully programmed to work with HPE switches and routers.
• Warranty: Lifetime. Backed by free technical support for the life of the product.

Usages of a 1GbE transceiver

A 1GbE transceiver fits seamlessly into everyday network tasks:

• Connecting server rooms to a central core switch over multi-mode fibre.
• Extending campus networks between buildings where copper cabling is impractical.
• Upgrading legacy copper ports to fibre for higher bandwidth without replacing hardware.
• Providing redundant links in high-availability clusters to ensure continuous service.
• Linking storage area networks (SAN) that require stable, low-latency connections.

StarTech.com transceiver

Many buyers worry about compatibility and future-proofing when selecting an SFP module. They fear buying a cheap, non-certified part that will fail or void warranties, and they are unsure whether the module will support the distances they need.

StarTech.com removes those doubts. The HP J4858C 1GbE 850nm LC 550m Transceiver is fully programmed for HPE equipment, meets UL, FCC, RoHS and CE standards, and offers a lifetime warranty. Its 550 m reach, low power use and built-in diagnostics give you confidence that the link will stay stable, performant and easy to maintain throughout its long service life.

Specifications