NORTEL DR4001A71E5

NORTEL DR4001A71-E5

Brand: NORTEL | SKU: DR4001A71-E5

The DR4001A71-E5 is a high-performance, hot-swappable 400G QSFP-DD transceiver module designed for data center and enterprise networking applications, supporting up to 400Gbps data rates over multimode fiber with a maximum reach of 100 meters. It is fully compliant with QSFP-DD MSA and IEEE 802.3cd standards, ensuring reliable interoperability and low-latency connectivity.

Refurbished Availability

Refurbished versions of the NORTEL DR4001A71-E5 are available, offering a cost-effective alternative to new equipment without compromising on quality or performance. Every refurbished module undergoes comprehensive quality assurance procedures and rigorous multi-point testing to ensure it meets original manufacturer specifications. Choosing refurbished equipment not only delivers significant savings but also supports reliable network operations with guaranteed performance and warranty protection.

Expert Repair Service

Comtek provides expert repair services for the NORTEL DR4001A71-E5 and similar transceiver modules. Our highly skilled engineers deliver fast turnaround times and support a wide range of leading vendors, including Cisco, Juniper, and Nokia. This multi-vendor expertise enables network operators, telecoms providers, and critical infrastructure users to restore and maintain equipment quickly, minimizing downtime and maximizing operational continuity.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek delivers responsive and reliable service to customers worldwide. Our global footprint ensures we can support international clients with local expertise, fast logistics, and dedicated customer service—wherever your operations are based.

Committed to Sustainability

Comtek is committed to advancing the circular economy by extending the life cycle of telecom, network, and infrastructure equipment. By refurbishing and repairing products like the NORTEL DR4001A71-E5, we help customers reduce electronic waste, achieve substantial carbon savings, and realise long-term value from their technology investments. Our sustainable approach delivers both environmental and economic benefits.

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.