Trane SWT1280 Limit Switch effectively cutting power to the

effectively cutting power to the heating element when the preset temperature is achieved

ensuring perfect electrical integration and physical fit on the refrigerant tubing

including 1-inch and 6-inch bronze paddles to accommodate various pipe diameters and flow velocities

This 24VAC HVAC transformer is built for longevity in high-duty cycle applications where electrical isolation and voltage stability are non-negotiable for system uptime

What causes this blower wheel to fail

Trane SWT1280 Limit Switch effectively cutting power to theThe Trane SWT1280 Limit Switch is a high reliability OEM thermal protection component specifically engineered for HVAC furnace safety and consistent air handler performance. This 3" insert limit switch serves as a critical fail safe, monitoring supply plenum temperatures to prevent equipment damage. It is factory calibrated with a 155F opening point and an automatic reset that closes the circuit at 125F. For field technicians, the SWT1280 is identical