Johnson Controls A19AHA-5 SPDT Remote Bulb Temperature Control 15°F/50°F 4' Capillary

The Johnson Controls A19AHA-5 SPDT Remote Bulb Temperature Control is an essential device in HVAC systems. This switch has a 4" size and an SPDT connection type, which means that it can be used in many different HVAC systems. The adjustable differential type can also be set to a high level of accuracy when it comes to temperature settings to control heating or cooling. It can work up to 1/2 horsepower and works at 240V with 120 amps thus making it suitable for use in demanding conditions. This control operates by using a bulb that is placed away from the heater to feel the surrounding conditions and turn the switch on/off to regulate the temperature as required.