York S1-025-27747-012 Rollout Switch The White-Rodgers F825-0431 Pre-Filter is

The White-Rodgers F825-0431 Pre-Filter is a critical replacement component for SST-10 and SRP-12 series electronic air cleaners

each additional full turn increases the set point by approximately 1

the X26300 series is the standard replacement for Alco’s take-apart HFK and HF valve bodies

System Protection: Acts as the primary high temperature safety barrier to prevent heat exchanger fatigue and potential fire hazards

you know that consistent combustion is the backbone of any reliable furnace

York S1-025-27747-012 Rollout Switch The White-Rodgers F825-0431 Pre-Filter isThe York S1 025 27747 012 Rollout Switch is a critical safety component designed for York gas furnaces and Johnson Controls HVAC systems. Engineered to respond to flame rollout or unsafe combustion conditions, this manual reset limit switch triggers at a fixed thermal threshold of 260 degrees Fahrenheit. As a Single Pole Single Throw (SPST) control, it serves as the primary circuit interrupt for the gas valve when it detects temperatures exceeding