Trane CTR1978 Contactor 321042-401 adaptable to various blower wheel

adaptable to various blower wheel orientations

Common indicators include "No Flow" error codes on the boiler display

Always verify the specific furnace blower housing dimensions and part number in the equipment's technical manual

Built for high physical and thermal strength

Precise Scheduling: Minimum ON/OFF times of 3 hours allow for tailored energy management and reduced operational overhead

Trane CTR1978 Contactor 321042-401 adaptable to various blower wheelThe Trane CTR1978 Contactor is a heavy duty 3 pole magnetic contactor designed for reliable load switching in commercial and residential HVACR systems. Engineered with a 24V coil, this high performance component manages power distribution to compressors and condenser fan motors, ensuring stable electrical contact under high cycle conditions. It serves as a direct replacement for many OEM Trane heating and cooling parts, maintaining the electrical