
York S1-025-43269-000 Control
The York S1-025-43269-000 Control is a high-limit temperature control switch designed for precision thermal monitoring in York, Luxaire, and Coleman HVAC systems. Engineered for reliability in high-heat environments, this limit switch features a fixed 245°F open and 215°F close setting, providing essential overheat protection to prevent heat exchanger damage or unsafe operating conditions. As an OEM York replacement part, it ensures direct compatibility with existing wiring harnesses and mounting brackets, maintaining the original equipment manufacturer's safety specifications. For technicians performing furnace limit switch troubleshooting, this component offers stable calibration and consistent cycling performance. Proper installation of this S1-025-43269-000 limit control is critical for restoring system sequence of operation and ensuring the furnace blower and burners interact correctly based on plenum temperature fluctuations.
Technical Specifications & Key Benefits
- Direct OEM Compatibility: Verified fit for specific York, Coleman, and Luxaire gas-fired furnaces.
- Calibrated Thermal Response: Fixed trip point at 245 degrees Fahrenheit with a 30-degree differential for reset at 215 degrees Fahrenheit.
- Critical Safety Integration: Acts as a primary furnace high limit switch to interrupt the gas valve circuit upon detecting excessive temperatures.
- Durable Construction: Built to withstand constant thermal cycling within the combustion chamber housing.
- Standard Electrical Interface: Features 1/4-inch spade terminals for secure, low-resistance connections to the 24V control circuit.
Common Installation & Diagnostic Questions
How do I verify if my York S1-025-43269-000 is faulty?
Perform a continuity test across the terminals when the furnace is cool. If the circuit is open at room temperature, the switch has failed or tripped and requires replacement. Ensure the filter and blower motor are checked, as restricted airflow often causes these limits to trip prematurely.
Is this limit switch a manual or automatic reset?
The York S1-025-43269-000 is an automatic reset limit switch. It will close the circuit once the temperature drops back down to the 215°F reset point, though repeated tripping indicates an underlying airflow or combustion issue that must be addressed.
Can I use a higher temperature limit if my furnace is short-cycling?
No. HVAC high limit specifications are safety-critical. Installing a switch with a higher opening temperature than the 245°F specified by York can lead to heat exchanger fatigue or fire hazards. Always match the OEM temperature ratings exactly.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $27.51
-65%$27.51
$9.63York S1-025-43269-000 Control
The York S1-025-43269-000 Control is a high-limit temperature control switch designed for precision thermal monitoring in York, Luxaire, and Coleman HVAC systems. Engineered for reliability in high-heat environments, this limit switch features a fixed 245°F open and 215°F close setting, providing essential overheat protection to prevent heat exchanger damage or unsafe operating conditions. As an OEM York replacement part, it ensures direct compatibility with existing wiring harnesses and mounting brackets, maintaining the original equipment manufacturer's safety specifications. For technicians performing furnace limit switch troubleshooting, this component offers stable calibration and consistent cycling performance. Proper installation of this S1-025-43269-000 limit control is critical for restoring system sequence of operation and ensuring the furnace blower and burners interact correctly based on plenum temperature fluctuations.
Technical Specifications & Key Benefits
- Direct OEM Compatibility: Verified fit for specific York, Coleman, and Luxaire gas-fired furnaces.
- Calibrated Thermal Response: Fixed trip point at 245 degrees Fahrenheit with a 30-degree differential for reset at 215 degrees Fahrenheit.
- Critical Safety Integration: Acts as a primary furnace high limit switch to interrupt the gas valve circuit upon detecting excessive temperatures.
- Durable Construction: Built to withstand constant thermal cycling within the combustion chamber housing.
- Standard Electrical Interface: Features 1/4-inch spade terminals for secure, low-resistance connections to the 24V control circuit.
Common Installation & Diagnostic Questions
How do I verify if my York S1-025-43269-000 is faulty?
Perform a continuity test across the terminals when the furnace is cool. If the circuit is open at room temperature, the switch has failed or tripped and requires replacement. Ensure the filter and blower motor are checked, as restricted airflow often causes these limits to trip prematurely.
Is this limit switch a manual or automatic reset?
The York S1-025-43269-000 is an automatic reset limit switch. It will close the circuit once the temperature drops back down to the 215°F reset point, though repeated tripping indicates an underlying airflow or combustion issue that must be addressed.
Can I use a higher temperature limit if my furnace is short-cycling?
No. HVAC high limit specifications are safety-critical. Installing a switch with a higher opening temperature than the 245°F specified by York can lead to heat exchanger fatigue or fire hazards. Always match the OEM temperature ratings exactly.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Product Information
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Description
The York S1-025-43269-000 Control is a high-limit temperature control switch designed for precision thermal monitoring in York, Luxaire, and Coleman HVAC systems. Engineered for reliability in high-heat environments, this limit switch features a fixed 245°F open and 215°F close setting, providing essential overheat protection to prevent heat exchanger damage or unsafe operating conditions. As an OEM York replacement part, it ensures direct compatibility with existing wiring harnesses and mounting brackets, maintaining the original equipment manufacturer's safety specifications. For technicians performing furnace limit switch troubleshooting, this component offers stable calibration and consistent cycling performance. Proper installation of this S1-025-43269-000 limit control is critical for restoring system sequence of operation and ensuring the furnace blower and burners interact correctly based on plenum temperature fluctuations.
Technical Specifications & Key Benefits
- Direct OEM Compatibility: Verified fit for specific York, Coleman, and Luxaire gas-fired furnaces.
- Calibrated Thermal Response: Fixed trip point at 245 degrees Fahrenheit with a 30-degree differential for reset at 215 degrees Fahrenheit.
- Critical Safety Integration: Acts as a primary furnace high limit switch to interrupt the gas valve circuit upon detecting excessive temperatures.
- Durable Construction: Built to withstand constant thermal cycling within the combustion chamber housing.
- Standard Electrical Interface: Features 1/4-inch spade terminals for secure, low-resistance connections to the 24V control circuit.
Common Installation & Diagnostic Questions
How do I verify if my York S1-025-43269-000 is faulty?
Perform a continuity test across the terminals when the furnace is cool. If the circuit is open at room temperature, the switch has failed or tripped and requires replacement. Ensure the filter and blower motor are checked, as restricted airflow often causes these limits to trip prematurely.
Is this limit switch a manual or automatic reset?
The York S1-025-43269-000 is an automatic reset limit switch. It will close the circuit once the temperature drops back down to the 215°F reset point, though repeated tripping indicates an underlying airflow or combustion issue that must be addressed.
Can I use a higher temperature limit if my furnace is short-cycling?
No. HVAC high limit specifications are safety-critical. Installing a switch with a higher opening temperature than the 245°F specified by York can lead to heat exchanger fatigue or fire hazards. Always match the OEM temperature ratings exactly.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












