Carrier 110000272 Limit Switch 320734-701 the 100111077 Controller manages the

the 100111077 Controller manages the entire ignition sequence

verify the VA rating of your specific power source or use an isolation relay with additional transformers

Environmental Protection: the dust-resistant housing prevents terminal pitting and debris buildup

The Rheem-Ruud SP9013E is a high-capacity 3/4" MxF Temperature and Pressure Relief Valve engineered for critical safety oversight in residential and commercial water heating systems

For technicians troubleshooting pressure switch errors or bearing noise

Carrier 110000272 Limit Switch 320734-701 the 100111077 Controller manages theThe Carrier 110000272 Limit Switch is a critical high limit safety component engineered for precise thermal regulation in Carrier, Bryant, and Payne heating systems. This OEM replacement part is calibrated as an L165 40F limit switch, meaning the internal contacts are designed to open at 165F to prevent heat exchanger damage and automatically reset once the temperature drops to 40F. Featuring a robust snap action mechanism and a double break contact