or a failing blower motor before concluding the switch itself is defective

Solid Center Design: Enhances the structural stability of the coupling assembly under high-RPM conditions compared to open-center variations

35% zinc) to ensure maximum tensile strength and durability

this component ensures the 35 in-lb torque of the LF actuator is efficiently transferred without slippage

Frequent tripping is usually a symptom of low airflow

Trane SWT1612 Limit Switch or a failing blower motorThe Trane SWT1612 Limit Switch is a critical safety component designed for heavy duty thermal regulation in high efficiency furnace applications. This OEM Trane replacement part features a precise 160 190F temperature profile, engineered to open the electrical circuit at 190F to prevent heat exchanger damage and automatically reset (close) once the plenum temperature cools to 160F. Built with a 3 inch insert probe, this switch ensures accurate sensing