Description
reducing NOx emissions and preventing flashback
While the controller requires a 24V AC power supply
Ensure your system uses 3GS mineral oil or a compatible lubricant before installation
When replacing a fixed-speed fan motor with this multi-tap model
Trane SWT3411 Limit Switch 30067439-890 reducing NOx emissions and preventingThe Trane SWT3411 Limit Switch is a critical safety component designed for precise thermal regulation within residential furnaces and HVAC systems. As an OEM high limit control, this L150F 30F switch features a fixed 150F open temperature and a 30F differential, ensuring the system shuts down if heat exchanger temperatures exceed safe operating parameters. Engineered for the rigors of field service, the Trane L150 30 limit switch utilizes a single