Johnson Controls P74AA-1 Pressure Control 321894-708 Excessive heat can warp the

Excessive heat can warp the internal sliding mechanism

the switch triggers an alarm

utilizing its internal 8 to 13 psig spring

Veteran technicians rely on the S1-373-03136-602 for its rugged construction and seamless integration with existing York control boards

Johnson Controls P74AA-1 Pressure Control 321894-708 Excessive heat can warp theThe Johnson Controls P74AA 1 is a robust differential pressure control designed primarily for monitoring lube oil pressure in high performance refrigeration compressors. This SPST switch is engineered to close on a decrease in pressure difference, providing a critical safety cut out to prevent mechanical failure. It features a wide adjustable range from 8 to 70 psi, with a manageable switch differential of 8 to 30 psi. Built for durability in