Description
The York S1-5992121 is an OEM low pressure switch engineered to protect refrigerant circuits in York HVAC systems. Designed with precise pressure setpoints — opening at 50 PSI and closing at 71 PSI — this switch monitors suction-side pressure and interrupts system operation when pressure drops below safe operating thresholds, helping prevent compressor damage and refrigerant loss.
Key Features
- OEM York replacement low pressure switch
- Open setpoint: 50 PSI
- Close setpoint: 71 PSI
- Designed for suction-side refrigerant circuit protection
- Helps prevent compressor damage from low refrigerant pressure conditions
- Direct OEM replacement for compatible York equipment
- Ensures reliable system shutdown and restart at factory-specified pressure thresholds
Application
This low pressure switch is a direct OEM replacement part for compatible York residential and light commercial HVAC systems. It is ideal for service technicians performing preventive maintenance or replacing a failed pressure control switch to restore proper system protection and operation.
Why Choose OEM York Parts?
OEM components are manufactured to the exact specifications of your York equipment, ensuring proper fit, function, and system reliability. Using genuine York replacement parts helps maintain equipment warranties and delivers the performance your system was designed to achieve.
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