Quick Installation: Standard 460V

and commercial air handlers where quiet

it is designed to meet strict ASME Section IV safety standards for saturated steam service

It features a standard 48-frame diameter and is rated for 208-230V single-phase applications

meaning it stops the flow of media until the 24Vac coil is energized

Trane SWT3209 Switch 321702-401 Quick Installation: Standard 460VThe Trane SWT3209 is a heavy duty high pressure cutout switch designed for critical safety monitoring in commercial HVAC systems. This SPST manual reset switch is engineered to protect the compressor and refrigerant circuit by opening the electrical circuit when internal pressures exceed safe operating limits. Specifically rated for high pressure applications, the SWT3209 features a factory calibrated 650 PSI open setpoint and a 500 PSI close