Johnson Controls P47AA-1C

The P47AA-1C Steam Pressure Limit Control is a rugged safety device from Johnson Controls that protects boiler and steam systems by accurately regulating steam pressure up to 15 psi.

Designed for industrial use, this P47AA-1C Steam Pressure Limit Control delivers dependable performance with precise sensing and durable construction. It helps prevent dangerous overpressure, shielding boilers and piping while maintaining efficient system operation in demanding environments. Ideal for steam boilers and HVAC setups, it ensures safe, compliant operation across a range of applications.

• Pressure range: 0–15 psi, adjustable within safe limits
• Safety and protection: prevents overpressure in steam systems
• Durable design: rugged body built for industrial environments
• Easy integration: compatible with standard boiler controls and Johnson Controls systems
• Reliable sensing: precise limit switching for consistent performance