Apply a thin layer of high-temperature pipe sealant or PTFE tape to the 1/4" NPT threads

or swollen capacitor housings that disrupt system efficiency

maintaining the same 3/8"-18 NPT dimensions and mounting profile

Common Questions & Answers: What are the symptoms of a failing high limit switch

Can this switch be used in a 240V circuit

Johnson Controls P170AB-12 Pressure Control 30067439-890 Apply a thin layer ofThe Johnson Controls P170AB 12 is a professional grade low pressure control designed for heavy duty commercial refrigeration and air conditioning systems. This SPST open low pressure switch is built with an all steel case and cover to withstand the rigors of mechanical rooms while protecting internal MICRO SET components. It features a versatile operating range of 12" Hg to 80 psi and an adjustable differential of 5 to 35 psi, making it ideal for low