Description
The Johnson Controls A421ABC-03 Electronic Temperature Control is an electronic temperature control that is easy to use in HVAC systems. This single-stage control has a tough, stainless steel remote sensor that is 9 feet in length for positioning convenience. It has a differential switch which is adjustable to enable the customer to set the required temperature range. An SPDT switch allows the control to switch between heating or cooling depending on the fluctuation of temperature. This space between the sensor and the control unit enables convenient positioning of the temperature sensor and the controls.
