Trane SWT0977 Pressure switch Els PW 29614 Precise Pressure Sensing: Utilizes time-tested

Precise Pressure Sensing: Utilizes time-tested bellows technology to maintain a 9 PSI fixed differential for consistent performance across non-corrosive refrigerants

With a 25 Amp rating per pole

it is fully compatible with a range of Johnson Controls

Precision Modulation: The 4-8 PSI spring shift ensures accurate response to pneumatic control signals

Trane SWT0977 Pressure switch Els PW 29614 Precise Pressure Sensing: Utilizes time-testedThe Trane SWT0977 Pressure Switch is an essential OEM safety component designed for precise monitoring of combustion blower performance in negative pressure venting systems. This SPNO (Single Pole Normally Open) device, often cross referenced as Honeywell FS4171 1057 or C145526P01, is engineered to ensure the inducer motor is moving sufficient air before allowing the ignition sequence to proceed. Featuring a 1 4 compression connection and a calibrated