Armstrong Furnace R101432-12 Pressure Switch Using this contactor with a

Using this contactor with a 240V control circuit will cause immediate coil failure

crystal-clear sight glass allows technicians to verify a solid column of liquid at the expansion valve

Features a high-sensitivity indicator for accurate oil analysis and early detection of acid buildup

Cross-brand compatibility is not advised as it may compromise the UL safety listing of the unit

Armstrong Furnace R101432-12 Pressure Switch Using this contactor with aThe Armstrong Furnace R101432 12 Pressure Switch is a critical OEM safety component engineered for precise inducer draft monitoring in Armstrong Air and Allied Air heating systems. Featuring a factory calibrated . 45" WC set point, this SPST (Single Pole Single Throw) switch ensures the combustion blower is generating sufficient negative pressure before allowing the ignition sequence to proceed. As a direct HVAC replacement pressure switch for