Description
The York S1-DP330120 Contactor Coil 30A 50/60Hz is designed to control high-current loads in heating and cooling part. It works by energizing a 120V coil that creates a magnetic field, closing three internal contacts to allow power flow to connected parts such as compressors, fans, or pumps, and opening the circuit when de-energized in HVAC systems. This part is commonly used in air conditioners, heat pumps and refrigeration systems where reliable load switching is essential. A essential operation, safe electrical isolation, and efficient power control, helping maintain stable performance.









