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providing accurate modulation and equal percentage flow characteristics required for consistent climate control in commercial HVAC systems
providing a mechanical fail-safe in the event of power loss
With an adjustable range of -20°F to 60°F and a reliable automatic reset function
When paired with a Trane unit controller
Automatic Reset Functionality: Eliminates the need for manual intervention by resetting once the surface temperature drops below the 135-degree threshold
Trane SWT3927 Limit Switch 322838-752 providing accurate modulation and equalThe 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
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