ONS-SE-155-1490= Cisco 155Mb/s 100Base-CWDM OC-3/STM-1 Single-Mode Fibre 1490nm 120km Duplex LC Connector SFP Transceiver Module

The ONS‑SE‑155‑1490 SFP transceiver delivers reliable, high‑performance connectivity for demanding fiber networks, supporting 155 Mb/s over single‑mode fiber with a 1490 nm wavelength. Designed for seamless integration with Cisco equipment, its duplex LC connectors provide a secure, low‑loss link that can span up to 120 km, making it ideal for campus, metro, and long‑haul applications. Built with rugged, temperature‑tolerant components, this module ensures consistent operation in harsh environments while minimizing downtime. Easy to install and fully compliant with industry standards, it offers network operators a cost‑effective solution to expand bandwidth and maintain uninterrupted service.