NORTEL NTK921AA

NORTEL NTK939AA

Brand: | SKU: NTK939AA

The NTK939AA is a high-performance SFP+ transceiver module designed for 10 Gigabit Ethernet applications, supporting data rates up to 10 Gbps over single-mode fiber with a maximum reach of 10 kilometers. It features a standard LC duplex connector and is fully compliant with SFP+ MSA and IEEE 802.3ae specifications.

Refurbished Availability

Refurbished NTK939AA modules are available through Comtek, offering a cost-effective alternative to new hardware without compromising on quality. Each unit undergoes stringent testing and thorough quality assurance processes to ensure optimal performance and reliability. By choosing refurbished equipment, customers benefit from significant cost savings while maintaining the highest standards of network uptime and efficiency.

Expert Repair Service

Comtek provides expert repair services for the NTK939AA and similar SFP+ transceiver modules. Our technical teams deliver fast turnaround times and support a wide range of leading vendors, including Cisco, Juniper, and Nokia. This enables network operators, telecoms providers, and critical infrastructure users to minimise downtime, extend product life, and reduce operating costs.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek offers truly global coverage. Our extensive international presence ensures that customers receive responsive, localised support and a high level of satisfaction—wherever their 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 like the NTK939AA. Our refurbishment and repair services help reduce e-waste and carbon emissions, delivering lasting value to customers while promoting responsible resource management and environmental stewardship.

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.