Johnson Controls A421ABC-02 SPDT Electronic Temperature Control 120-240V -40°F To 212°F 6′ Sensor

The Johnson Controls A421ABC-02 Electronic Temperature Control Sensor is a universal component that is used for controlling temperature in HVAC systems. It is designed to work on 120-240V and has a temperature range of -40°F to 212°F, the switch type of the product is Single-Pole, Double-Throw and the lead length is 6 feet. It operates by receiving the temperature from the sensors and then switching on or off the equipment that is connected to it depending on the setpoint.