requiring a full system check by a contractor

Key Benefits Broad Compatibility: Rated for single-phase and three-phase motors

this component features an automatic reset function that interrupts the electrical circuit when the air temperature exceeds the 165°F threshold and closes again once it cools to 125°F

8 LRA at 120V

While often found in legacy Barber Colman installations

MARS 19551 Relay Els PW 17895 requiring a full system checkThe MARS 19551 is a high performance potential relay designed for precise motor starting control in HVACR applications, specifically engineered for single phase capacitor start motors. This component serves as a direct professional grade replacement for the 3ARR3MARS551, ensuring seamless integration into existing submersible pump controls and compressor systems. Operating with a continuous voltage rating of 244 270V, the 19551 utilizes