The Trane CNT03782 (X13100424040) is a Limit Switch/Thermostat featuring wire leads, an L200F-30 temperature rating, and a SPST normally closed configuration. Designed with auto reset functionality, this switch provides overheat protection by interrupting circuit power at 200F and restoring it automatically once temperatures normalize. It's ideal for maintaining safe operation in heating and air handling units. Key Features L200F-30 temperature rating SPST (Single Pole, Single Throw), Normally Closed design Auto-reset functionality for reliable performance Pre-installed wire leads for easy installation OEM part for Trane commercial HVAC systems Specifications Part Numbers: CNT03782 / X13100424040 Temperature Limit: 200F (opens), closes 30F below Electrical Rating: For low-voltage circuits (typically 24V) Reset Type: Automatic Mounting: Bracketed with attached wire leads Compatible Models THCSERIES YHC092F3RHA0LH0C0A2A000A00000D YSC120F4EXA YHC047E3RLA0SH0D1A1A7000H0000C YHC120F3RHA0RH0C1A2A000000000E YSC120FWRHA YSC120F3RYA YHC047E3RLA23H0D1A1A7B0CH0000C YSC120FWEZA YHC092F3RMA0BH0C0A2A000000000D Why Choose This Item Choose the Trane CNT03782 Limit Switch for its dependable thermal protection and automatic reset feature, which helps maintain safety in your HVAC system without manual intervention. It?s a genuine Trane part, ensuring compatibility and long-term durability in demanding commercial environments.