Description
The Rheem-Ruud 42-109499-19 3-Pole Contactor with AUX is an electrical switching component used to control power distribution within compatible heating and cooling equipment. Rated for 40A with a 3-phase configuration and A2L system compatibility, the contactor is commonly installed in HVAC systems to manage electrical operation between the power source and connected components such as compressors or motors. It’s integrated auxiliary contact supports additional control operations within the circuit, while its role within the equipment includes assisting with controlled power involvement, operational sequencing, and stable electrical performance during system operation.
