Johnson Controls A72AA-22 Temperature Control Refrigerant and other fluids that are

and other fluids that are not corrosive to copper alloy or brass wetted parts

Common Questions: How do I change the number of switching positions

typically every 3 to 5 years depending on local water conditions

Always verify your incoming line voltage with a multimeter and cap off any unused primary leads with wire nuts

Can I use a 24V transformer to replace this 19

Johnson Controls A72AA-22 Temperature Control Refrigerant and other fluids that areThe Johnson Controls A72AA 22 Temperature Control is a heavy duty, two pole DPST temperature switch designed for direct control of high amperage electrical loads in commercial refrigeration and industrial heating systems. As an automatic reset temperature control, it effectively manages 120 240 Vac circuits, including polyphase motors, without the need for additional magnetic starters where single phase protection is already in place. This model