Carrier HH19ZH210 Auto Limit Switch 210°F CO

The Carrier HH19ZH210 Auto Limit Switch that is used to prevent the HVAC systems. It is an essential subassembly that turns off the system when the temperature is high. This will help in a way to avoid loss of the equipment and also reduce the chances of fire incidents. How it works entails having a temperature-sensitive component in the switch. If temperature of environment rises above the set point the element initiates action that opens the contacts of the switch and breaks the circuit to the heating system. It simply turns off the system until the temperature goes low enough to allow normal operation of the system.