HVACR technicians have traditionally swapped out customers’ faulty blower motors with like motors, and, more often than not, those motors have been single-speed permanent split capacitor (PSC) units.

The Evergreen™ retrofit ECM blower motor gives contractors the ability to replace a PSC motor running on a 24-V thermostat with the ECM motor. The Evergreen AH is the first model available in the line ...