The FRM220-CWMD81B-2961 is a high-performance optical transceiver module designed for both Coarse Wavelength Division Multiplexing (CWDM) and Dense Wavelength Division Multiplexing (DWDM) systems, offering 8 channels for efficient data transmission across optical fiber networks. It supports transmission wavelengths at 1291 nm, 1331 nm, 1411 nm, 1451 nm, 1491 nm, 1531 nm, 1571 nm, and 1611 nm, with corresponding reception wavelengths at 1271 nm, 1311 nm, 1351 nm, 1431 nm, 1471 nm, 1511 nm, 1551 nm, and 1591 nm. Featuring LC/UPC connectors and a built-in monitor port for real-time performance monitoring, it ensures high reliability and efficient operation in both telecommunications networks and data centers. The module’s hot-swappable design simplifies installation and maintenance, while its low insertion loss and high stability ensure optimal performance over long distances. With its ability to support point-to-point and point-to-multipoint configurations, it is ideal for fiber optic backbone networks and long-haul optical transport systems, delivering scalable, high-bandwidth connectivity while maximizing the use of available fiber infrastructure. Built to operate in various environmental conditions, the FRM220-CWMD81B-2961 offers a versatile and reliable solution for modern, high-demand optical communication applications.