Nordyne 632491R Pressure Switch using the correct pneumatic air

using the correct pneumatic air filter ensures the longevity of the hermetically sealed compressor and heat exchanger by mitigating internal sludge buildup

As a safety-critical auxiliary limit switch

This part number refers to the upper bonnet and handle assembly

By maintaining even spacing between fins

Broad Compatibility: Fully compliant with ASME B16

Nordyne 632491R Pressure Switch using the correct pneumatic airThe 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