Trane SWT3927 Limit Switch 30067439-890 the 5600-310 features a snap

the 5600-310 features a snap action mechanism that provides rapid kontact break to minimize arcing and extend component life

allowing for both circuit interruption and the integration of an auxiliary alarm system

Reliable Performance: Engineered for industrial-grade thermal stability with a 131°F temperature rating to withstand cabinet heat during peak summer operation

Common Questions Is the 007157F compatible with older Raypak digital heaters

Trane SWT3927 Limit Switch 30067439-890 the 5600-310 features a snapThe Trane SWT3927 Limit Switch is a critical safety component designed for precise thermal regulation in residential and commercial forced air systems. This L155 60F limit switch features a cutout temperature of 155F and a 60F differential, ensuring the heat exchanger does not exceed safe operating parameters. When the plenum temperature hits the high limit setpoint, this genuine OEM Trane part interrupts the burner circuit, preventing equipment