Cisco GLC-ZX-SM-ST SFP

Brand: | SKU: GLC-ZX-SM-ST SFP

The GLC-ZX-SM-ST SFP is a hot-swappable, single-mode fiber transceiver module supporting Gigabit Ethernet connectivity over distances up to 70 km, utilizing an LC duplex connector and operating at a 1550 nm wavelength. It is designed for use in compatible network switches and routers, providing reliable long-range optical links.

Refurbished Availability

Refurbished versions of the Cisco GLC-ZX-SM-ST SFP are available through Comtek, offering a cost-effective alternative to new hardware without compromising on quality. Each refurbished unit undergoes rigorous testing and quality assurance procedures to ensure optimal performance and reliability. By choosing refurbished equipment, customers benefit from significant cost savings while maintaining the high standards required for mission-critical network operations.

Expert Repair Service

Comtek provides expert repair services for the Cisco GLC-ZX-SM-ST SFP and similar optical transceivers. Our skilled engineers deliver fast turnaround times and support a wide range of vendors, including Cisco, Juniper, and Nokia. This comprehensive repair capability helps network, telecoms, and critical infrastructure users reduce downtime, extend hardware life, and optimize their technology investments.

Global Presence

With repair centres and offices located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek delivers truly global support for customers. This international coverage enables us to provide responsive service, localized expertise, and rapid logistics—ensuring maximum customer satisfaction wherever your operations are based.

Committed to Sustainability

Comtek is dedicated to supporting the circular economy by extending the operational life of telecom, network, and infrastructure equipment. Our refurbishment and repair solutions help reduce e-waste and carbon emissions, enabling customers to achieve their sustainability goals while maximizing the long-term value of 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.