high-impact plastic construction that protects sensitive pneumatic sensing elements from ambient dust and physical impact

For contractors managing pneumatic control systems

This OEM water heater part features a distinct blue color-coding and spade terminal connections for seamless integration into the safety circuit of MI30SF and MI40TF series units

the limit switch may be faulty or has successfully responded to a high-temp event

Utica-Dunkirk 1401004 Pressure Switch high-impact plastic construction that protectsThe Utica Dunkirk 1401004 Pressure Switch is a mission critical safety component engineered for high efficiency condensing boilers, specifically optimized for the Q90 series. This OEM replacement pressure switch features a precise 0. 4" WC (Water Column) set point and a factory calibrated SPDT (Single Pole Double Throw) configuration, ensuring reliable draft verification before the ignition sequence initiates. Designed with a 1 4" barbed connection