This circuit breaker audio automatic reset fuse holder switch is designed with high adaptability and is suitable for various scenarios such as cars, RVs, and yachts. It adopts a universal model design, fitting all vehicle models and having wide applicability. In terms of specifications, it offers a variety of high - current options, including 30A, 40A, 50A, 60A, 70A, 80A, 100A, 120A, 150A, 200A, 250A, 300A, etc. It can meet different current requirements and provide precise and effective current protection for equipment in any power - using environment. This fuse holder switch has an automatic reset function. When an abnormality occurs in the circuit, it can quickly cut off the current to ensure the safety of equipment and personnel. After the fault is eliminated, it can automatically resume power supply, which is very convenient to use. The product has an authorized self - owned brand, and its quality is trustworthy. It is a best - seller in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. It is an ideal choice for ensuring the stable operation of various electrical equipment.