COMMSCOPE 477382-000 OCM1-DMN1304L2-2T-US45 HIGH-PERFORMANCE OPTICAL SPLITTER MODULE T268522

this specific OCM (Optical Cassette Micro) module is an internal component that fits into those closures or other CommScope fiber frames. This specific configuration decodes to a 1x4 Splitter (the "04") using SC/APC connectors (the "US45") and G.657.A1 fiber. In 2026, these are critical for GPON and XGS-PON networks where a single fiber feed is split to serve four separate customers.