Features: * New and high quality * Made of high-quality materials, durable * Automotive 30-300 AMP circuit breaker IP67 waterproof fuse * Manually reset the switch. * Ideal for harsh environments. * Large current thermal stroke circuit breaker with manual reset switch, suitable for auxiliary DC electrical systems. It is very suitable for use in harsh environments such as motor sports to protect when the current is overloaded or short-circuited. * Rubber protective ca ps can prevent unnecessary short circuits. * Switchable surface install circuit breakers are usually used for auxiliary and auxiliary circuits of trucks, buses, RVs and marine systems. * The sealed waterproof device is suitable for the engine compartment and the bottom area. * The manual trip switch can quickly disconnect the circuit in an emer gency. * Connection stud size - M6 x 2-nut is equipped with an integral locking washer to prevent loosening due to vibration. * The high-current circuit breaker adopts a bimetallic structure to provide fast shutdown. * Provide protection when the circuit is overloaded. It is widely used for the electrical control of special vehicles, off-road winches, yachts and ships. * Including surface installation and protection stud insulators. Specifications: Circuit rating: 30A/40A/50A/60A/80A/100/150A/200A/250A/300A (optional) Rated voltage: 12-48V DC Interrupt rating: 3000A@30V DC Operating temperature: -32°C to 82°C (-25°F to 180°F) Storage temperature: -30°F to 300°F-34°C to 149°C Stud size: M6 and 1/4-28 threads per inch Number of rods: 2 Wind and rain protection rating: IP67 splash and dustproof Color: Black Shell material: UL rating 94V0 thermoplastic Weight: about 87g Comply with SAE J1625; SAE J1171, UL1500 ignition protection Package Included： 1 * Circuit breaker Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data. Made of high quality material, durable and practical to use. Perfect functions,give you a wonderful experience. Every customer can enjoy 30 days refund or replacement for Damaged/Quality Issues. If you have any questions, please feel free to contact us, we will solve it for you. Car Circuit Breaker Fuse Reset 30-300 Amp 12V-48V Dc Car Boat Auto Waterproof