Description
The York S1 025 32606 000 auto limit switch is an OEM temperature safety control designed for residential and light commercial HVAC systems. This precision limit switch monitors internal heat exchanger or airflow temperatures and helps protect your furnace by opening its contacts at 210°F to interrupt the circuit when temperatures exceed safe levels, then automatically closing at 180°F once temperatures return to normal. Its reliable automatic reset functionality helps prevent overheating, extend component life, and ensure safe, efficient heating operation.
Key Features
- Automatic reset limit switch that opens at 210°F and closes at 180°F to protect against excessive heat and cycling stress.
- SPST temperature responsive control designed for HVAC heat exchanger and airflow monitoring.
- Genuine York OEM part engineered for direct replacement in compatible furnaces and HVAC units.
- Durable, temperature rated construction to withstand typical furnace operating environments.
- Compact 3 inch insertion length for accurate sensing and easy installation during maintenance or repair.







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