Description
The SWT1729 is a high temperature automatic limit switch used in many Trane HVAC systems. It helps protect the furnace or air handler by monitoring internal temperatures and opening/closing a control circuit when preset temperature limits are reached.
Key Specifications
-
Temperature Range:
- Opens (cuts out) at approx. 210 °F
- Closes (resets) at approx. 180 °F
- These points ensure the HVAC system shuts down if it overheats and restarts once it’s cool enough.
- Type: Automatic temperature limit switch — detects high temperature and opens the control circuit accordingly.
- Typical Application: Installed in furnaces or air handlers to prevent overheating.
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