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The Johnson Controls P74AA-1 is a robust differential pressure control designed primarily for monitoring lube oil pressure in high-performance refrigeration compressors
consistent with standard HVACR control circuits
You will need to reuse your existing bracket or source the pilot assembly separately if the mount is damaged
Designed to meet SAE J513 standards
making it a versatile drop-in solution for legacy system repairs or modern high-efficiency upgrades
York S1-4101-00 Valve Refrigerant The Johnson Controls P74AA-1 isThe York S1 4101 00 Valve is a direct acting solenoid valve engineered specifically for high pressure demand in R410A systems. This E2S120 HP solenoid valve features a 1 4" sweat (ODF) connection and is designed as a normally closed (NC) component, ensuring precise refrigerant flow control during equipment cycling. Built to meet rigorous OEM standards, this refrigerant solenoid valve provides the necessary durability to handle the increased operating
