Supports voice, data, and video services. The WDM passive components, based on thin film filter technology, combine all network services/signals over a single fiber. Low insertion loss and high isolation between channels ensures reliable network performance. WDMs are offered in our standard LGX® single wide module including (2) WDMs in (1) LGX® single wide module for high-density use. WDMs can also be ordered in ruggedized cassette and 1RU rack-mount type housings with different configurations upon request. View Specifications