Description
The Trane SWT3374 is an OEM low pressure switch engineered to protect refrigeration and air conditioning systems from operating under unsafe low-pressure conditions. With a precisely calibrated open setpoint of 50 PSI and a close setpoint of 70 PSI, this switch provides automatic, reliable circuit interruption whenever system pressure drops below the safe operating threshold — helping prevent compressor damage and system failures.
Key Features
- OEM Trane replacement low pressure switch
- Opens at 50 PSI to interrupt the circuit under low-pressure conditions
- Closes at 70 PSI to restore normal system operation
- Designed to protect compressors from low refrigerant pressure damage
- Direct OEM replacement for compatible Trane equipment
- Ensures reliable, automatic pressure-based circuit control
Applications
- Trane residential and commercial air conditioning systems
- Refrigeration systems requiring low-side pressure protection
- Compressor protection circuits in HVAC equipment
Specifications
- Part Number: SWT3374
- Type: Low Pressure Switch
- Open Setpoint: 50 PSI
- Close Setpoint: 70 PSI
- Brand: Trane (OEM)
Order the Trane SWT3374 from Jackson Systems for fast shipping and expert HVAC support.
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