DWDM-SFP10G-31.90-40= Cisco 10Gb/s 10GBase-DWDM Single-Mode Fibre 1531.90nm 40km Duplex LC Connector SFP+ Transceiver Module

The DWDM‑SFP10G‑31.90‑40 module delivers crystal‑clear 10‑gigabit connectivity over long‑haul single‑mode fiber, making it ideal for high‑density data‑center and metro‑network deployments. Engineered to work seamlessly with Cisco platforms, this SFP+ transceiver leverages dense wavelength‑division multiplexing to extend reach up to 40 km while maintaining low latency and error‑free transmission. Its rugged duplex LC connectors ensure secure, plug‑and‑play installation, and the built‑in diagnostics provide real‑time monitoring for proactive network management. Designed for demanding enterprise environments, this module combines reliability, scalability, and energy efficiency to keep your bandwidth‑intensive applications running smoothly.