Cisco QSFP-40G-CSR-S

Brand: | SKU: QSFP-40G-CSR-S

The QSFP-40G-CSR-S is a hot-swappable, 40-Gigabit Ethernet QSFP+ transceiver module designed for extended-range data transmission up to 300 meters over OM3 multimode fiber (MMF) using an MPO/MTP connector, supporting high-density networking applications.

Refurbished Availability

Refurbished versions of the Cisco QSFP-40G-CSR-S are available through Comtek, offering a cost-effective alternative to new equipment without compromising on performance or reliability. Each refurbished transceiver undergoes meticulous quality assurance and rigorous multi-point testing to ensure it meets or exceeds original manufacturer specifications. By choosing refurbished, customers benefit from significant cost savings while maintaining the high standards required for mission-critical networking environments.

Expert Repair Service

Comtek provides expert repair services for the QSFP-40G-CSR-S and a wide range of similar transceiver modules. Our experienced engineers deliver fast turnaround times and support equipment from multiple vendors, including Cisco, Juniper, and Nokia. This comprehensive repair capability helps network operators, telecoms providers, and critical infrastructure users minimise downtime and maximise the value of their existing assets.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek ensures rapid, responsive service for customers worldwide. Our global footprint enables us to provide local support and fast logistics, enhancing customer satisfaction and keeping your operations running smoothly no matter where you are based.

Committed to Sustainability

Comtek is dedicated to promoting the circular economy by extending the life of telecom, network, and infrastructure equipment like the QSFP-40G-CSR-S. Our refurbishment and repair services help reduce electronic waste and carbon emissions, providing long-term value for customers while contributing positively to environmental sustainability.

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.