Trane SWT1276 Limit Switch 5 MFD rating to ensure

5 MFD rating to ensure the motor operates within its designed performance curve

NPT reducer bushings

The nylon reinforcement prevents "ballooning" under pressure

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

Replacing a high-limit switch with one that has a different temperature rating can lead to premature system failure or hazardous fire risks

Trane SWT1276 Limit Switch 5 MFD rating to ensureAs 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