These adapters are specifically engineered for Resideo and Honeywell Home V Series valves

Always verify the amperage draw on the secondary side of the transformer before replacing the fuse

Midpoint Ground Design: Reduces electrical stress on insulation

For long-term reliability and to prevent repeat service calls

This sensor is engineered to withstand harsh exterior conditions

Johnson Controls A19ADC-37 Utility Thermostat Els PW 17895 These adapters are specifically engineeredJohnson Controls A19ADC 37 Utility Thermostat, 120 208 240 Vac, 90 325 Degree Temperature Range, 10 Degree Differential, 10' Capillary Length, SPDT Open Hi, Remote Bulb, Manual Reset, Knob Setpoint Adjustment A19ADC 37 is identical to A19ADC 37C