This circuit breaker fuse holder for marine and vehicle audio system modification and restoration is specifically designed to meet the needs of marine and vehicle use. It is suitable for general vehicle models and can be adapted to various usage scenarios of vehicles and yachts. In terms of design, the fuse holder is made of zinc alloy, a material that is strong and durable, effectively ensuring the product's quality and service life and providing reliable protection for the electrical systems of marine and vehicles. The product size is 100*43*44 (mm), which is moderate and easy to install in a suitable position on the marine and vehicle without taking up too much space. It comes in a variety of specifications, including 10A, 15A, 20A, 30A, 40A, 50A, 60A, 80A, 100A, 150A, etc., allowing for flexible selection according to the actual needs of different marine and vehicles to meet the diverse requirements of electrical systems. The voltage range is 12 - 48 (V), the power reaches 10 (W), and the signal - to - noise ratio is 10 (dB). It can work stably and efficiently, providing stable power support for equipment such as marine and vehicle audio systems to ensure the normal operation of the equipment. In addition, when the fuse blows, it can achieve an automatic switch function, effectively protecting the safety of the electrical system and avoiding equipment damage caused by circuit faults. The product weighs only 0.08 (kg), is light and convenient, and is easy to install and use. It has an authorized self - owned brand and is sold in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and is deeply trusted by users in various regions. It is an excellent choice for the insurance protection of marine and vehicle electrical systems.