Nordyne 632491R Pressure Switch As a safety-critical auxiliary limit

As a safety-critical auxiliary limit switch

By maintaining even spacing between fins

the 3A @ 277V rating confirms that it can safely handle the 208/240V typically found in Bard HVAC units

Optimized Coil Performance: Actively prevents ice accumulation on the evaporator coil

Nordyne 632491R Pressure Switch As a safety-critical auxiliary limitThe Nordyne 632491R Pressure Switch is an essential OEM safety component engineered for precise inducer motor monitoring in specific Nordyne, Miller, and Intertherm furnace assemblies. This SPST pressure switch is factory calibrated to a 1. 50" WC (Water Column) set point, ensuring the combustion process only initiates when proper static pressure and venting conditions are met. Designed with a standard 1 4" barb connection, it provides a secure seal