Johnson Controls P70AA-118 Pressure Control 30067439-890 The "/U" suffix simply denotes

The "/U" suffix simply denotes a "Universal" TRADELINE version packaged for easier stocking and replacement in the field

or alarm circuits based on temperature rise or fall

use 18-gauge color-coded thermostat wire

making it a staple for contractors prioritizing long-term system stability

the VT3223 is designed to handle static pressures up to 300 psig and fluid temperatures ranging from 32°F to 200°F

Johnson Controls P70AA-118 Pressure Control 30067439-890 The "/U" suffix simply denotesThe Johnson Controls P70AA 118 is a professional grade single pole high pressure control designed specifically for condenser fan cycling and high side pressure management in commercial refrigeration and HVAC systems. As a veteran preferred SPST pressure switch, it features a "Close High, Open Low" action, ensuring precise head pressure control across a broad range of 100 to 400 psi. This model is the direct technical replacement for the legacy P70AA