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The Nordyne 632493R Pressure Switch is the definitive OEM replacement for the older 632493 model
maintaining the integrity of the unit’s electrical bus
This HH18HA449 rollout switch is a manual reset model
this auto reset limit switch is engineered with a factory-calibrated 110F-150F operating range
Forged Integrity: The forging process strengthens the brass grain structure
York S1-025-19499-002 Temp Control The Nordyne 632493R Pressure SwitchThe York S1 025 19499 002 Temp Control is an essential OEM SPST (Single Pole Single Throw) temperature control engineered for precision sensing in residential and commercial HVAC units. This snap acting York replacement part is designed to cycle components based on ambient or surface temperatures, specifically calibrated with a 45 degree F open and 55 degree F close setpoint. As a close on rise switch, it ensures reliable circuit engagement when