Description
The York S1-2702-316P/A is an OEM replacement OP-175 limit switch, model CLS-145, engineered to provide dependable high-limit safety protection in York furnace applications. This limit switch monitors heat exchanger temperatures and interrupts the burner circuit when unsafe operating temperatures are detected, helping prevent equipment damage and protecting occupants from overheating hazards.
Product Overview
Designed as a direct OEM replacement for compatible York furnace models, the S1-2702-316P/A limit switch ensures your system operates within safe thermal boundaries. Using an OEM-specified component maintains system integrity, preserves warranty compliance, and delivers the performance reliability that York equipment demands.
Key Features
- OEM York replacement limit switch for precise fit and function
- CLS-145 series high-limit safety control
- OP-175 model designation for compatible York furnace applications
- Interrupts burner operation upon detection of excessive heat exchanger temperatures
- Helps protect equipment and occupants from overheating conditions
- Direct drop-in replacement for simplified installation
Application
- Compatible with select York residential and light commercial furnace models
- Ideal for service technicians performing OEM-quality repairs and maintenance
Specifications
- Part Number: S1-2702-316P/A
- Model: OP-175
- Type: CLS-145 Limit Switch
- Brand: York (OEM)







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