Contactor How simple to install and how they work Air Conditioner HVAC

Learn about the simple way a contactor works. HVAC systems use on the low voltage side 24 Volts see how a little electrical magnet works with your thermostat to control high voltage and amperage. You don't have to do it but its nice to understand the basics.

[@Farpointhold]

This is really a smart explanation simple to the point well done obviously you understand your biz

[@ns671fr]

Does it matter where's the top or bottom for the voltage lines (main power)?

[@Environc]

Contactors sometime can be cleaned always make absolutely sure the electric is off. Test with a meter!!