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Constructed with a high-grade standard ceramic insulator
it serves as a direct drop-in replacement for worn or seized Trane MOT03328 and MOT18913 units
RPM (1050)
Built with a 5/8" ODF sweat connection
providing a direct-fit solution for furnace pressure switch replacement
First Company CB103B Circuit Board Els PW 29614 Constructed with a high-grade standardThe First Company CB103B Circuit Board (Model 1102 1A) is a critical OEM replacement control board designed for high performance management of HVAC air handler operations. As a direct fit replacement for the original 1102 1A and CB103B series, this board regulates essential system sequences, including fan motor control, heating relay activation, and cooling cycle timing. Engineered for First Co fan coil units and multi family residential air handlers,
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