Johnson Controls A19ADC-31 Utility Thermostat 30067439-890 this switch provides the necessary

this switch provides the necessary FM approved and UL listed reliability required for code-compliant gas train installations and repairs

Rugged Construction: Designed to withstand the thermal cycling and humidity levels found in industrial and residential boiler jackets

while the durable housing protects internal sensing elements from environmental contaminants

Can it be used on one-pipe steam systems

Optimized Performance: Engineered to restore factory-spec operation to economizer and ventilation dampers

Johnson Controls A19ADC-31 Utility Thermostat 30067439-890 this switch provides the necessaryThe Johnson Controls A19ADC 31 is a heavy duty utility thermostat engineered for high limit temperature control in HVACR systems demanding a manual reset safety mechanism. This SPDT open high controller operates across a 100? F to 240? F (38? C to 116? C) setpoint range, making it an essential component for monitoring coil discharge or preventing overheat conditions in industrial duct heaters and boilers. The unit features a 6 foot capillary and