QSFP-40G-ER4 Transceiver Module

The Isleleap 40G QSFP+ Transceiver Module delivers high-performance fiber optic connectivity for enterprise networks and data centers. This 40GBase-ER4 module operates at 1310nm wavelength over single-mode fiber, providing reliable long-distance transmission up to 40 kilometers. The LC duplex connector ensures secure connections, while the QSFP+ form factor offers hot-pluggable convenience for seamless installation and maintenance. Compatible with major networking equipment from Cisco, Arista, Juniper, Nokia, and other leading manufacturers, this transceiver module provides flexible deployment options across multi-vendor environments. The ER4 specification uses four lanes of 10Gbps transmission, making it ideal for high-bandwidth applications including data center interconnects, metropolitan area networks, and enterprise backbone infrastructure. Whether you're expanding network capacity or replacing existing modules, this transceiver offers the reach and performance needed for demanding long-haul applications.