technicians can restore precise control and extend the service life of existing HVAC control valves without the cost of a full body replacement

ensuring seamless integration into existing valve bodies

Verify your motor's lead-end rotation before installation to ensure proper airflow direction

Universal Coil Compatibility: Designed to work with the standard Emerson ASC2 solenoid coil family

The integrated auxiliary end switch (SPDT) provides a dry contact signal to cycle the circulator pump or boiler once the valve reaches the open position

Johnson Controls A19ADB-39 Utility Thermostat 318973-401 technicians can restore precise controlUtility Thermostat, 120 208 240 Vac, 100 240 Degree Temperature Range, 20' Capillary Length, Open Hi, Remote Bulb, Manual Reset, Enclosed Setpoint Adjustment A19ADB 39 is the direct replacement for A19ADN 2 ( 2 WAS FM LISTING, 39 NOT FM RATE) This item is not eligible for free shipping.