Description
The York S1-025-41320-000 is a genuine OEM limit switch (model L140-40F) designed for HVAC and refrigeration systems — providing dependable temperature-based cut-off protection and system safety.
Key Features
- Genuine OEM Component — Manufactured by York to meet original equipment specifications, ensuring compatibility and reliability.
- L140-40F Temperature Limit Switch — Automatically closes or opens based on system temperature thresholds for safe operation.
- Switch Opening Temp ~140 °F / Closing Temp ~100 °F — Engineered to actuate around these temperature points for consistent thermal regulation.
- Wide HVAC Application — Suitable for furnaces, air conditioning units, chillers, or other HVAC equipment requiring thermal limit control.
- Compact & Durable Design — Small form factor makes installation straightforward; built to withstand typical HVAC operating conditions.
- Ideal for Maintenance & Replacement — A direct replacement for older or failed limit switches, helping to restore system safety and functionality quickly.






