If the circuit is open

including multi-stage and high-efficiency gas furnaces

as they share the same mounting dimensions

sturdy attachment to any flat wall surface

As a 55 microfarad 440Vac oval run capacitor

Amana-Goodman B1370176 Pressure Switch If the circuit is openThe Amana Goodman B1370176 Pressure Switch is a critical safety component designed for specific high efficiency furnaces. Calibrated to a 0. 47" WC set point, this SPST (Single Pole Single Throw) vacuum switch monitors the pressure differential within the inducer housing to ensure the combustion blower is extracting flue gases safely before allowing the ignition sequence to proceed. Featuring a standard 1 4" barbed connection and 1 4" male spade