this UTEC 1003-514 module is the required replacement for units equipped with a vent damper

Fail-Safe Reliability: Reliable spring return mechanism ensures dampers return to a safe position during power loss

and nitrogen

If the circuit remains open (OL) at room temperature

The integrated ASIC monitors motor rotation and provides electronic overload protection

MARS 19010 Relay 322056-301 this UTEC 1003-514 module isThe MARS 19010 Relay, also known as the MARS 71 Relay, is a high performance universal potential relay engineered for heavy duty motor starting applications in HVACR systems. This component is identical to 3ARR3MARS71 and serves as a drop in replacement for thousands of OEM models, providing a reliable solution for single phase motors that require a start capacitor. Designed with a non positional mounting capability, the MARS 19010 simplifies field