Johnson Controls A19AAC-4 Temperature Control 30067439-890 allowing the system to restart

allowing the system to restart without a service tech physically pressing a button

Durable Enclosure: The noncorrosive thermoplastic conduit box protects internal wiring from environmental contaminants

as electrode geometry varies significantly between unit series

What causes these gaskets to fail

Johnson Controls A19AAC-4 Temperature Control 30067439-890 allowing the system to restartThe Johnson Controls A19AAC 4 is a heavy duty, mechanical temperature control engineered for precision in HVACR applications. Built with a Single Pole Double Throw (SPDT) switch, this line voltage controller acts as a versatile solution for both heating and cooling equipment setups. The unit features a setpoint range of 0 to 80? F, specifically designed for low to medium temperature monitoring where a 5 degree F fixed differential is required for