Cisco OC12/STM4-SM-IR-4

Brand: Cisco | SKU: OC12/STM4-SM-IR-4

The OC12/STM4-SM-IR-4 is a single-mode, intermediate reach (IR) optical transceiver module designed for OC-12/STM-4 (622 Mbps) applications, supporting up to four channels over distances of up to 15 km on standard single-mode fiber. It is compliant with relevant SONET/SDH and optical interface standards for reliable, high-performance network connectivity.

Refurbished Availability

Refurbished versions of the Cisco OC12/STM4-SM-IR-4 are available from Comtek, providing a cost-effective alternative to new equipment without compromising on quality or performance. Each refurbished unit undergoes rigorous testing and thorough quality assurance checks by our experienced engineers, ensuring reliable operation and optimal functionality. Choosing refurbished equipment helps you maximise your budget while maintaining the high standards your network demands.

Expert Repair Service

Comtek offers specialised repair services for the OC12/STM4-SM-IR-4 and similar optical transceiver modules, with fast turnaround times to minimise network downtime. Our expertise spans major vendors including Cisco, Juniper, and Nokia, making us a trusted partner for network, telecoms, and critical infrastructure organisations. By relying on our expert repair solutions, you benefit from extended equipment life, reduced costs, and sustained operational efficiency.

Global Presence

With repair centres and offices located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek ensures responsive service and support wherever you are. Our global footprint enables us to deliver prompt repairs, streamlined logistics, and reliable customer service, enhancing satisfaction and peace of mind for clients worldwide.

Committed to Sustainability

Comtek is dedicated to advancing the circular economy by extending the lifespan of telecom, network, and infrastructure equipment. Our refurbishment and repair services help reduce e-waste and carbon emissions, supporting your organisation’s sustainability goals while delivering long-term value from your technology investments.

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.