IMPORTANT NOTE TO CUSTOMERS:  ALL PARTS ARE INTENDED TO BE INSTALLED BY LICENSED HVAC TECHNICIANS ONLY. INSTALLATION BY ANYONE OTHER THAN LICENSED TECHNICIANS WILL NOT BE COVERED UNDER WARRANTY AND NO TECHNICAL SUPPORT IS AVAILABLE FOR THESE PARTS.

The Rheem/Protech Contactor is a switch that is located in the condenser (outdoor unit) of a heating or cooliong split system. The "switch" consists of a control coil, a metal plunger, and one or more sets of electrical contacts. the switch turns the unit on and off as required to keep the home at the desired temperature.