12V Three Way Waterproof Relay Box With Pre Wired Fuses And Relays, 3x4 Pin, 40A Relay, Includes ATC ATO Blade Fuses, Sealed Automotive Car Truck Boat Electrical Box

12V 3-Way Waterproof Relay Box with Pre-Wired Fuses
✔️ Single unit: 3 fuse slots, 3 relays, sealed base, pre-wired 12 AWG

The 12V three-way fuse and relay box is a compact, sealed enclosure that houses three fuses and three relays. It’s designed for clean, organized wiring in vehicles and marine installations.

✅ 40A relays with 4-pin configuration
✅ 3 fuse slots with ATC/ATO fuses included
✅ Pre-wired with color-coded wires and 12 AWG leads
✅ Sealed base and snap-on cover for moisture protection
✅ Ideal for 12V automotive, truck, and boat applications

💡 What is a 12V fuse box with relays used for in automotive and marine electrical systems? It's handy for protecting and organizing multiple circuits from a single power source.

- Protects multiple circuits in cars, trucks, boats - Pre-wired setup speeds install and reduces wiring errors - Fuses and relays guard against overloads and shorts - Sealed enclosure keeps moisture out in harsh environments