Juniper Networks QDD-2X400G-DR4

Brand: Juniper Networks | SKU: QDD-2X400G-DR4

The QDD-2X400G-DR4 is a dual-channel 400G QSFP-DD optical transceiver module designed for 2x400Gbps DR4 Ethernet links over single-mode fiber, supporting distances up to 500 meters with MPO-16 connectivity. It is compliant with IEEE 802.3bs and QSFP-DD MSA standards for high-density data center applications.

Refurbished Availability

Refurbished Juniper Networks QDD-2X400G-DR4 modules are available through Comtek, offering a cost-effective alternative to new equipment without compromising on quality. Each refurbished unit undergoes comprehensive inspection, cleaning, and rigorous testing to ensure optimal performance and reliability. By choosing refurbished, customers benefit from substantial cost savings while maintaining high standards of network uptime and efficiency.

Expert Repair Service

Comtek provides expert repair services for the QDD-2X400G-DR4 and similar optical transceivers from leading vendors such as Cisco, Juniper, and Nokia. Our experienced engineers deliver fast turnaround times and reliable repairs, helping network operators, telecom providers, and critical infrastructure organisations minimise downtime and extend the lifecycle of their vital equipment.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek ensures responsive, localised service for customers worldwide. Our global footprint enables us to deliver quick support, efficient logistics, 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 critical infrastructure equipment. Our refurbishment and repair programs help reduce electronic waste, lower carbon emissions, and maximise long-term value for our customers, contributing to a more sustainable and responsible industry.

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.