This universal relay fuse box is designed to organize relay-controlled accessory circuits in compatible 12V vehicle and marine electrical systems. It includes 10 relay positions and 15 ATC/ATO blade fuse slots, helping combine circuit switching and fuse protection in one compact enclosure. The pre-wired harness layout helps keep installation cleaner and makes relay replacement easier when maintenance is needed. It is suitable for cars, trucks, RVs, boats, trailers, campers, ATVs, UTVs, pickups, and off-road vehicle electrical accessory setups.
Product Details:
- Product type: Universal relay fuse box
- Relay capacity: 10 relay slots
- Included relays: 10 x 4-pin 40A relays
- Fuse capacity: 15 ATC/ATO blade fuse slots
- Included fuses: 5A, 10A, 15A, 20A, 25A, and 30A assorted blade fuses
- Wiring: Pre-wired harness with grouped output leads
- Enclosure: Protective relay and fuse housing with removable cover
- Suitable for: Auxiliary lights, fans, pumps, horns, compressors, vehicle accessories, marine accessories, and low-voltage control circuits
- Use note: Match fuse ratings, relay load, wire size, and circuit requirements before installation.

