The York S1-025-41329-000 is an OEM Single Pole Single Throw (SPST) temperature controller engineered for precise freeze protection and temperature-based switching in York HVAC systems. With a fixed open setpoint of 26°F and a close setpoint of 38°F, this controller reliably interrupts or restores circuit operation in response to low-temperature conditions, helping safeguard equipment from freeze damage.
Key Features
- SPST (Single Pole Single Throw) switching configuration for straightforward circuit control
- Opens at 26°F — interrupts the circuit to trigger a protective response at dangerously low temperatures
- Closes at 38°F — restores normal circuit operation as temperature recovers
- Designed as a direct OEM replacement for compatible York HVAC equipment
- Delivers dependable, repeatable temperature-based switching performance
- Helps protect heating and cooling systems from freeze damage
Specifications
- Brand: York
- Part Number: S1-025-41329-000
- Switch Type: SPST (Single Pole Single Throw)
- Open Setpoint: 26°F
- Close Setpoint: 38°F
- Application: OEM temperature control / freeze protection
Application
This temperature controller is ideal for use in York residential and light commercial HVAC applications where low-temperature protection is critical. It is a factory-specified replacement part, ensuring proper fit, function, and reliability within the original equipment design.








