The right fuse holder depends on your battery voltage, amperage needs, and cable size. First, check how much current your device or system draws, then match that to the appropriate fuse rating. Our fuse holders are designed for easy installation and compatibility with small deep cycle batteries, making them perfect for everything from marine use to jumpstart connections. If you need help picking the correct fuse holder or cap, just contact us—our team is here to help you find the safest and most reliable solution.