Description
The Johnson Controls P170EA-14 is a reliable low pressure controller engineered for precise pressure sensing and switching in commercial and industrial HVAC and refrigeration systems. With a wide operating range spanning from 12 inches water column (W.C.) up to 80 PSI, this controller is well suited for a broad variety of low-pressure applications. Its adjustable differential—field-configurable from 5 PSI to 35 PSI—gives technicians the flexibility to fine-tune system response and minimize short-cycling, improving overall equipment longevity and efficiency.
Key Features
- Wide pressure sensing range: 12″ W.C. to 80 PSI
- Adjustable differential: 5 PSI to 35 PSI for flexible field configuration
- Designed for low-pressure control in HVAC and refrigeration systems
- Helps prevent short-cycling and protects connected equipment
- Durable construction built to Johnson Controls quality standards
- Suitable for commercial and industrial applications
Application
The P170EA-14 is ideal for use as a low-pressure safety or operating control in refrigeration systems, chillers, and other HVAC equipment where monitoring and switching at low-pressure thresholds is critical. The broad adjustable differential range allows installers to match the controller’s response characteristics to the specific demands of the system.
Product Specifications
- Brand: Johnson Controls
- SKU: P170EA-14
- Pressure Range: 12″ W.C. to 80 PSI
- Adjustable Differential: 5 PSI to 35 PSI
- Controller Type: Low Pressure Controller







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