Description
The Trane CNT3785 is a genuine OEM auto reset limit switch designed to protect HVAC systems by interrupting power when temperatures exceed safe limits. Calibrated to operate at 170 °F, it helps safeguard furnaces and air handlers from overheating conditions. This normally-closed, SPST switch automatically resets once temperature falls back within acceptable range, reducing the need for manual intervention. Built to Trane factory specifications, it ensures proper fit and reliable performance in compatible units. Using this OEM switch helps maintain safety and system integrity during high-temperature events.
Key Features
- Genuine OEM Trane limit switch for correct fit and performance
- 170 °F trip temperature for reliable over-temperature protection
- Auto reset action reduces service calls by restoring operation after cool-down
- SPST (single-pole, single-throw) normally closed contact configuration
- Quick-connect terminals for fast installation
- Compact design fits many furnace and air handler control circuits
- Durable construction for long service life in demanding HVAC environments
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