Discover the 4, 8, 12, 16, and 18 Channels CWDM OADM Module, a high-performance Optical Add-Drop Multiplexer designed for 1310, 1490, and 1550 nm wavelengths. Ideal for metropolitan area networks, this module offers low insertion loss, high channel isolation, and excellent reliability. Perfect for broadband, PON, CATV, and CWDM systems.