Performance Efficiency: Low leakage Buna N paddle design meets strict ANSI IV standards for optimal thermal efficiency and system balance

What causes this hi-limit switch to trip

Key Benefits Optimized Air Elimination: Automatically purges entrapped air to maximize heat transfer efficiency and prevent pump cavitation

Optimized Performance: Operates at a 24 VDC coil rating

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Johnson Controls P70AA-400 Pressure Control 30067439-890 Performance Efficiency: Low leakage BunaDesigned for professional contractors, the Johnson Controls P70AA 400 is an industrial grade high pressure control engineered specifically for condenser fan cycling and high side pressure management. This SPST pressure switch features an Open Low action, meaning it breaks the circuit on a pressure drop and makes on a pressure rise, ensuring optimal head pressure control in systems using R410A refrigerant. With a versatile adjustable pressure range of