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Key Benefits Precision Thermal Activation: Engineered to fail at exactly 212°F to meet specific high-temperature environment requirements
F for critical exhaust and containment sequences
maintaining the furnace exhaust venter performance standards required for DGAA and DGAH series units
testing the switch for continuity is the standard diagnostic step
Drawing more than 30 volt-amperes can cause the transformer to overheat and eventually fail
Johnson Controls A19AAC-63 Utility Thermostat 30067439-890 Key Benefits Precision Thermal Activation:The Johnson Controls A19AAC 63 Utility Thermostat is a high performance remote bulb temperature control designed for demanding HVACR and industrial applications. This single stage temperature control features a wide operating range of 100F to 350F (38C to 177C), making it an ideal choice for high temperature cutout or operating control in boilers and industrial ovens. Engineered with a durable SPDT switch action (Single Pole, Double Throw), the A19AAC