Carrier HH19ZA150 Limit Switch Resettable 150°F Open 110° Close

The Carrier HH19ZA150 Limit Switch Close works by sensing temperature variations and opening or closing electrical contact at predetermined temperatures, opening at 150°F and closing at 110°F. It is a resettable part, which means that it can automatically adjust to its position as soon as the temperatures get back to the lower range. This button is intended to be used in mechanical assemblies where temperature control is required and is usually mounted directly onto the components in required of thermal control. The resettable feature facilitates continuous operation without human intervention and it can be used in repeated thermal cycling.