Nordyne 632445R Pressure Switch The Carrier HH18HA449 is doing

The Carrier HH18HA449 is doing its job

A compromised lead can cause intermittent spark

Operating on a 24VAC control signal

Broad Compatibility: Optimized for use with most modern refrigerants

It retains the same dimensions and technical capabilities as the original 37-101 model seal

Nordyne 632445R Pressure Switch The Carrier HH18HA449 is doingFor field technicians and contractors managing residential HVAC units, the Nordyne 632445R Pressure Switch is the mandatory OEM replacement part for ensuring safe furnace inducer motor operation. This single pole single throw (SPST) switch is factory calibrated to a 1. 10" WC (water column) setpoint, critical for monitoring vacuum pressure within the combustion assembly. As the direct updated version of the 632445, it carries forward the same 1 4