Description
Trane SWT3181 Low Pressure Switch Overview
The Trane SWT3181 is a factory-engineered low pressure switch designed to safeguard HVAC and refrigeration systems against damaging low-pressure conditions. With 40/56 lb pressure setpoints, this switch monitors system refrigerant pressure and interrupts operation when pressure drops below the cut-in threshold — helping prevent compressor damage, refrigerant loss, and costly system failures.
Key Features
- OEM Trane replacement low pressure switch
- 40/56 lb (PSI) pressure setpoints for precise system protection
- Designed to protect compressors from low-pressure fault conditions
- Direct OEM replacement for compatible Trane equipment
- Engineered for reliable, long-term performance in commercial and residential HVAC applications
Application
The SWT3181 is a direct OEM replacement part intended for use in Trane HVAC systems where low-pressure protection is required. It automatically responds to refrigerant pressure drops, cutting out the system to prevent compressor damage and restoring operation once safe pressure levels are re-established.
Why Choose OEM Trane Parts?
Using genuine Trane replacement components ensures compatibility, reliability, and system warranty compliance. The SWT3181 is built to Trane’s exacting specifications, providing peace of mind and minimizing unplanned downtime.
Specifications
- Part Number: SWT3181
- Brand: Trane
- Type: Low Pressure Switch
- Pressure Setpoints: 40/56 lb (PSI)
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