- Auto 4 Way Switching Circuit Standard ATO Blade Fuse Holder for 12 V and 24 V systems. Handles four fuses in one compact unit to manage multiple circuits with a single, organized solution. - Four fuse design provides independent protection paths, helping you isolate and safeguard four critical circuits in a single housing. - Secure fuse retention minimizes the risk of loose connections or fuse dislodgement, even in vehicles with vibration and movement. - Wide compatibility with 12 V and 24 V electrical systems, making it suitable for standard automotive 4-way switching configurations. - Standard automotive component designed for reliable performance in everyday use while fitting typical fuse layouts and wiring schemes. - Easy installation and maintenance with standard ATO blade fuses; straightforward wiring in tight spaces. - Use scenarios: - In a vehicle to protect four separate circuits such as headlights, auxiliary lighting, power outlets, and electronics from a single location. - In aftermarket electrical upgrades for trucks or vans to distribute fused power to four critical circuits. - In multi-device installations for dash cams, radios, GPS, and lighting where multiple fused paths are required.