The CWC-8F327-00461L from ECore is a CWDM Passive Filter with 8 CWDM Channels. The ECore CWC-8F327-00461L is a single LGX cassette filter with Combo Mux & DeMux functionality. The CWC-8F327-00461L has 8 channels:1271, 1291, 1311, 1331, 1351, 1371, 1431 and 1451nm (skipping 1391 and 1411nm) starting with 1271nm and with 20nm spacing. The ECore CWC-8F327-00461L has LC/UPC connectors and has Monitor port option on Mux and Demux and a PASS port to carry the unused CWDM channels through. The ECore CWC-8F327-00461L is a dual fiber filter with one sending a muxed signal and the other receiving a composite signal for demuxing. ECore produces the highest quality passive filters that you can rely on and our products are continually in stock and ship the same-day. ShowMeCables technical support and knowledgeable sales team can get you to the right parts for the job. Order today!