MARS 39026 Limit Switch 321142-301 This genuine OEM replacement part

This genuine OEM replacement part is engineered for high-performance gas furnace and water heater systems

the 61-101684-92 is a "valve only" assembly

ensuring it is positioned above the minimum safe water level specified by the boiler manufacturer

contractors ensure leak-proof seals and system integrity

while applying higher voltages will lead to immediate winding failure

MARS 39026 Limit Switch 321142-301 This genuine OEM replacement partThe MARS 39026 Limit Switch is a high performance L220 4 HVAC temperature control designed for precise thermal management in furnace and air handling systems. As an Open on Rise limit switch, this component is engineered to automatically interrupt the circuit when the temperature reaches the 220F (104C) cut out setpoint, ensuring system safety and preventing heat exchanger damage. Once the temperature drops to the 180F cut in threshold, the switch