Trane SWT1276 Limit Switch The nylon reinforcement prevents "ballooning"

The nylon reinforcement prevents "ballooning" under pressure

low-resistance connection between the solid-state spark generator and the pilot burner electrode

Provides reliable over-temperature protection for HVAC systems

providing a reliable electrical break at exactly 145 degrees F

Trane SWT1276 Limit Switch The nylon reinforcement prevents "ballooning"As a seasoned tech, you know that keeping a furnace from over firing starts with a reliable safety circuit. The Trane SWT1276 is a professional grade 110 140F Auto Limit Switch designed to protect the secondary heat exchanger and surrounding components from thermal runaway. This OEM Trane replacement part features a fixed 140F high limit trip point and an automatic reset that closes the SPST normally closed (NC) circuit once the plenum temperature