replacing a 250V with a 330V)

Designed to withstand the thermal stress of constant cycling

as the 440VAC rating allows it to safely replace 370V units

Inspect the orifice for signs of corrosion

Antunes Controls 8021204014 Pressure Switch Els PW 17895 replacing a 250V with aThe Antunes Controls 8021204014 Pressure Switch is a high precision air differential pressure switch engineered for critical HVACR and energy management proving circuits. As a veteran grade SMD Series model, it features a versatile set point range of 0. 17 to 6. 0" W. C., making it an essential component for monitoring fan proving, filter status, and combustion air pressure. This unit utilizes a snap acting SPDT switch (Single Pole Double Throw)