Cisco NI-2-155SM-DS3

Brand: | SKU: NI-2-155SM-DS3

The NI-2-155SM-DS3 is a single-mode optical interface module supporting STM-1/OC-3 (155 Mbps) and integrated DS3 connectivity, designed for high-capacity data transmission in carrier-grade networking platforms. It enables reliable, long-distance transport and aggregation of TDM and packet-based services.

Refurbished Availability

Refurbished Cisco NI-2-155SM-DS3 modules are available from Comtek, offering substantial cost savings without compromising on performance or reliability. Each unit undergoes comprehensive quality assurance and rigorous testing by skilled engineers to ensure it meets or exceeds OEM specifications. Choosing refurbished equipment is an economical and environmentally responsible way to maintain and expand your network infrastructure.

Expert Repair Service

Comtek provides expert repair services for the Cisco NI-2-155SM-DS3 and similar interface modules. With fast turnaround times and in-depth expertise across leading brands such as Cisco, Juniper, and Nokia, our repair solutions restore equipment to full functionality. This service is ideal for network operators, telecoms providers, and critical infrastructure users seeking to minimise downtime and extend network asset life.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek delivers responsive, localised support to customers worldwide. Our global network ensures rapid service delivery and enhanced customer satisfaction, wherever your operations are based.

Committed to Sustainability

Comtek is dedicated to supporting the circular economy by extending the life of telecom, network, and infrastructure equipment. Through refurbishment and repair, we help customers reduce e-waste, achieve significant carbon savings, and gain lasting value from their 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.