Is the backflow preventer component field-serviceable

so verify if your specific subbase includes the S1

Direct Compatibility: Seamlessly replaces 47K2001 and R39370B001 without the need for mounting modifications

Inherent Protection: Features inherently limited circuitry to protect against short circuits and overloads without requiring manual reset breakers

Johnson Controls A19AAD-26 Utility Thermostat 30067439-890 Is the backflow preventer componentThe Johnson Controls A19AAD 26 Utility Thermostat is a heavy duty, single stage temperature control designed for reliable performance in demanding HVACR environments. This remote bulb thermostat features a 30? F to 90? F temperature range, making it ideal for refrigeration control, space heating, and general purpose industrial applications. Built with a 6 foot copper capillary and a 3 8" x 1 1 2" sensing bulb, the A19AAD 26 provides accurate thermal