Description
Johnson Controls P78LCA-15000 P78 Series Dual Pressure Control Overview
The Johnson Controls P78LCA-15000 is a commercial-grade dual pressure control from the trusted P78 Series, engineered to provide dependable high- and low-pressure protection for refrigeration and air conditioning systems. Designed for demanding HVAC and refrigeration applications, this control helps safeguard compressors and system components by monitoring both high-side and low-side pressures simultaneously — all in a single, compact unit.
Key Features
- Dual pressure control monitors both high- and low-pressure circuits in one device
- Part of the proven Johnson Controls P78 Series platform, widely used in commercial HVAC and refrigeration
- Helps protect compressors from damage caused by abnormal pressure conditions
- Compact, rugged construction suited for commercial and light industrial environments
- Designed for straightforward field installation and wiring
- Reliable switching action for consistent system protection
Typical Applications
- Commercial refrigeration systems
- Air conditioning and heat pump equipment
- Chiller and condensing unit protection
- OEM equipment integration
Why Choose the Johnson Controls P78 Series?
Johnson Controls P78 Series pressure controls are a staple in the HVAC and refrigeration industry, recognized for their durability, accuracy, and ease of installation. The P78LCA-15000 combines high- and low-pressure control functions into a single unit, reducing installation complexity and component count while delivering the reliable system protection that professionals demand.







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