Cisco OC48/STM16-4S4IR

Brand: | SKU: OC48/STM16-4S4IR

The OC48/STM16-4S4IR is a 4-port, long-reach (IR) optical interface module supporting OC-48/STM-16 transmission rates, designed for high-capacity SONET/SDH networking applications. It enables reliable, high-speed data transport over single-mode fiber up to 40 km per port.

Refurbished Availability

Refurbished Cisco OC48/STM16-4S4IR modules are available through Comtek, offering significant cost savings without compromising on reliability or performance. Each refurbished unit undergoes comprehensive quality assurance and rigorous testing by skilled engineers to ensure it meets original manufacturer specifications. Choosing refurbished equipment provides a budget-friendly alternative, backed by Comtek’s commitment to quality and reliability.

Expert Repair Service

Comtek delivers expert repair services for Cisco OC48/STM16-4S4IR modules and a wide range of network and telecom hardware. Our experienced engineers support multi-vendor equipment—including Cisco, Juniper, and Nokia—ensuring fast turnaround and minimal downtime. Our repair solutions help network operators, telecommunications providers, and critical infrastructure organisations maintain operational continuity and maximise equipment lifespan.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek offers responsive service and local support to customers worldwide. Our global footprint ensures timely repairs, efficient logistics, and enhanced customer satisfaction wherever your operations are based.

Committed to Sustainability

Comtek is dedicated to advancing the circular economy by extending the usable life of telecom, network, and critical infrastructure equipment. By refurbishing and repairing existing hardware, we help reduce electronic waste and lower carbon emissions, supporting our customers’ sustainability goals while delivering long-term value and reliable performance.

For more information or to request a quote, please visit our contact form. All refurbished and repaired equipment comes with warranty coverage for peace of mind.