Universal Compatibility: Direct replacement for a wide range of legacy Schneider Electric and Barber Colman actuators

ensuring a tight shut-off in de-energized states

which is suitable for indoor use where water may drip from above but is not intended for direct outdoor exposure or saturated environments

ensuring a seamless retrofit without bracket modifications if using the recommended non-metallic base

Nordyne 632555 Pressure Switch 328140-751 Universal Compatibility: Direct replacement forThe Nordyne 632555 Pressure Switch is a critical dual stage safety component engineered for high efficiency gas furnaces and packaged units. As a genuine OEM HVAC replacement part, this switch monitors the negative pressure generated by the draft inducer motor, ensuring the flue is clear and combustion gases are safely exhausted before the ignition sequence begins. Designed to replace or cross reference with Nordyne 632555R, this component is