Features: Ensure reliable power management with our heavy duty battery disconnect switch, designed for engineering machinery, trucks, and marine vessels, providing essential protections against battery drain and short circuits. Crafted from high quality metal, this switch supports 12V-24V systems with a rating current of 500A and instantaneous current up to 5000A, featuring robusts insulation and a lifespans of 10000 cycles. For construction machinery operators, heavy duty truck drivers, and marine personnel who require dependabled power control for safe and efficient operations. Perfect for construction sites, long hauls logistics, and maritimes navigation, allowing quick and secure disconnection of power to prevent equipment damage and ensure operational safety. Its compacts designs and intuitive knob operation make it easy to install and use across various applications, ensuring enhances efficiency and durability in challenging environment. Specifications: Component:Metal Size:Approx.67x82mm/2.64x3.32inch Working voltage: 12V-24V Rating current: 500A Instantaneous current: 5000A Stud specification: 10MM Contact resistance: 50m Insulation resistance: 100m Insulation strength: 1500V/minutes Service life: 10000 times Package Includes: 1pcs Battery Disconnect Switch note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.