Johnson Controls A421ABT-02 SPDT Electronic Temperature Control Sensor 120-240V 6' W/Timer

The Johnson Controls A421ABT-02 SPDT Electronic Temperature Control Sensor with Timer is a specific temperature-controlling device that governs temperatures in heating and ventilation systems. It has a remote bulb sensor that can work under different temperatures of 40°C below zero to 100°C to meet the climate needs. This control unit is compatible with 120V and 240V and is a single-phase power supply. Heating and cooling options are set by using a switch that has an SPDT connection type that determines the device’s operating mode given the specified temperature values.