L-com's PDW1C-04120-NN36 is a DWDM passive filter with 4 channels and 100GHz spacing. L-com's PDW1C-04120-NN36 is a Plug-In Single LGX with Mux and Demux functionality. L-com's PDW1C-04120-NN36 has LC/APC connectors starting at channel 20 (1561.42nm) with Pass & Monitor. An upgrade port is similar to a pass port, with the key difference that it is designed for the addition of remaining DWDM channels in the 1530-1565nm range (C-band). It is used by connecting the common (or line) port from another multiplexer utilizing different wavelengths. The addition of these channels allows for network expansion without interruption of existing connectivity, or additional fiber usage. A monitor port used to analyze or test the power signal coming into or out of a multiplexer, either before it reaches the de-multiplexer (received signal) or as it exits the multiplexer (transmitted signal). L-com's PCW1M-04355-NN36 is one of thousands of fiber optic products available in-stock and ready to ship today.
