Temperature Switch Car Accessories 3 18cm 3 8 NPT 200 185 Car Radiator Copper Tone Fan Temperature Material: Metal construction for durability and extended service life. Thread Size: Compatible with 3/8 NPT ports, allowing fitment across a range of vehicles. Size: Compact design with dimensions of 5.5x1.9cm (2.17x0.75 inches) for easy integration into tight engine spaces. Activation and Deactivation Temperature: Automatically turns on the cooling fan at 200 degrees Fahrenheit and turns it off at 185 degrees Fahrenheit, supporting consistent thermal management. Functionality: Measures liquid temperatures such as water, motor oil, and coolant, making it suitable for various automotive cooling applications. Installation: Simple to install in engine blocks, radiators, manifolds, or water outlets, ideal for system or replacements. Compatibility Advisory: This product is not affiliated with the manufacturer.Brand mentions are for fitment reference only.