ONS-SC-4G-31.9 Cisco 4Gb/s 4GBase-DWDM Single-Mode Fibre 1531.90nm 80km LC Connector SFP Transceiver Module

Elevate your network infrastructure with this premium Cisco SFP transceiver module, engineered for seamless integration into high‑performance enterprise environments. Designed to deliver reliable, long‑haul connectivity, it supports advanced DWDM technology, ensuring crystal‑clear signal transmission over extensive fiber runs. The compact, low‑profile form factor and rugged LC connector make installation straightforward, while Cisco’s proven quality guarantees consistent operation even in demanding data‑center and telecom applications. Whether you’re expanding a backbone, upgrading a campus network, or deploying a resilient fiber optic solution, this transceiver delivers the precision and durability you need to keep your critical communications flowing smoothly.