Johnson Controls A72AA-2 Temperature Control R-410A Use a multimeter to check

Use a multimeter to check for 24V at the coil terminals

As a veteran-preferred SPST pressure switch

Using it with R410A will result in improper refrigerant flow and potential system damage

Less than or Equal to 4

Johnson Controls A72AA-2 Temperature Control R-410A Use a multimeter to checkThe Johnson Controls A72AA 2 Temperature Control is a heavy duty, two pole temperature switch designed for reliable refrigeration and heating operation. This DPST (Double Pole, Single Throw) controller features a vapor charged sensing element that ensures precise response to thermal changes across its 15F to 55F ( 9C to 13C) range. Built with a 6 foot capillary tubing and a 3 8" x 3" sensor bulb, it provides the versatility needed for remote mounting