The Horton 205° F 12/24V Normally Closed Thermal Switch is the perfect choice for reliable circuit control in extreme and high-vibration environments. This heavy duty temperature switch is fast, stable and accurate and is made with UL Recognized components. It is easy to install with just two screws. With proven performance in severe conditions, this is the perfect choice for reliable circuit control. FleetPride is your First Click in Heavy Duty®.