Cisco LEM-EM-F21

Brand: | SKU: LEM-EM-F21

The LEM-EM-F21 is a compact, high-performance SFP optical transceiver module designed for Gigabit Ethernet and Fibre Channel applications, supporting data rates up to 1.25 Gbps over multimode fiber with a maximum reach of 550 meters. It features an LC duplex connector and is compliant with IEEE 802.3z and SFP MSA standards.

Refurbished Availability

Refurbished versions of the Cisco LEM-EM-F21 are available through Comtek, offering a cost-effective alternative to new equipment. Each refurbished unit undergoes rigorous quality assurance procedures and comprehensive testing to ensure optimal performance and reliability. Choosing refurbished helps you maximise your budget without compromising on quality, making it an ideal solution for organisations seeking dependable network infrastructure at a reduced cost.

Expert Repair Service

Comtek specialises in expert repair services for SFP transceiver modules like the LEM-EM-F21, supporting a wide range of vendors including Cisco, Juniper, and Nokia. Our skilled engineers provide fast turnaround times, helping network, telecoms, and critical infrastructure users minimise downtime and maintain seamless operations. Trust Comtek to restore your essential equipment to manufacturer standards, ensuring longevity and dependable performance.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek delivers responsive service and localised support to customers worldwide. Our global footprint means we can quickly address your needs, reduce lead times, and ensure high levels of customer satisfaction wherever your operations are based.

Committed to Sustainability

Comtek is dedicated to supporting the circular economy by extending the lifecycle of telecom, network, and infrastructure equipment. By repairing and refurbishing products like the Cisco LEM-EM-F21, we help reduce electronic waste, lower carbon emissions, and provide long-term value for our customers. This sustainable approach contributes to a greener future while protecting your investment in critical technology.

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.