MARS 61440 Contactor 318172-701 Common Questions: How do I

Common Questions: How do I know if my main valve requires a full repair kit

this kit provides the precise HVAC gas valve conversion components required to maintain the unit’s AGA/ANSI certification during fuel transitions

this spring return pneumatic actuator provides reliable stem up action upon loss of air pressure

The inclusion of a SPDT auxiliary switch allows for expanded control sequences

When converting an upflow or downflow unit to a horizontal application

MARS 61440 Contactor 318172-701 Common Questions: How do IThe MARS 61440 Contactor is a professional grade 2 Pole 40 Amp Definite Purpose Contactor built for high demand residential and commercial HVACR applications. Designed with a 24V coil, this large body component features a 3 pole frame modified for 2 pole operation, providing superior structural integrity and heat dissipation. It is engineered to handle Full Load Amps (FLA) of 40 and Resistive Amps up to 50, making it a reliable choice for air