Juniper Networks QSFP-100G-4WDM40-I

Brand: Juniper Networks | SKU: QSFP-100G-4WDM40-I

The QSFP-100G-4WDM40-I is a 100Gbps QSFP28 optical transceiver module designed for 100G Ethernet applications, supporting up to 40km transmission over single-mode fiber (SMF) with duplex LC connectors and operating within an industrial temperature range.

Refurbished Availability

Refurbished versions of the QSFP-100G-4WDM40-I are available, offering significant cost savings without compromising performance or reliability. Each refurbished unit undergoes comprehensive quality assurance and rigorous multi-point testing by Comtek’s expert engineers. Choosing refurbished equipment not only helps stretch your IT budget further but also ensures dependable operation, backed by our warranty and technical support.

Expert Repair Service

Comtek provides expert repair services for the QSFP-100G-4WDM40-I and similar transceiver modules. Our skilled technicians deliver fast turnaround times and support products from multiple leading vendors, including Cisco, Juniper, and Nokia. This comprehensive service is ideal for network operators, telecoms, and critical infrastructure providers—helping to minimise downtime, extend asset life, and reduce operational expenses.

Global Presence

With repair centres and offices strategically located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek delivers truly global support. Our wide-reaching presence ensures rapid response times, local expertise, and high levels of customer satisfaction wherever your business is located.

Committed to Sustainability

Comtek is dedicated to supporting the circular economy by extending the life of telecom, network, and infrastructure equipment through expert repair and refurbishment. Our sustainable approach reduces electronic waste, saves carbon emissions, and delivers long-term value for our customers—helping you meet both operational and environmental goals.

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.