General description This 12V Relay Box is an automotive relay fuse box designed for various vehicles, including SUVs, UTVs, ATVs, RVs, pickup trucks, trailers, and boats. It features a high-capacity bracket and comes pre-wired for easy installation, eliminating the hassle of wiring. The relay fuse box is constructed from high-quality nylon material with a flame-retardant shell, ensuring durability and safety. Technical specifications Power supply: 12V Material: Nylon Color: Black Relays: 5 x 40A JD1914 relays, 1 x 4 Pin RTT7121 relay Fuses: 6 fuses (5A, 10A, 15A, 20A, 25A, and 30A) Measurement allowed error: +/- 1-3cm Compatibility and accessories Suitable for all vehicles including SUVs, UTVs, ATVs, RVs, pickup trucks, trailers, campers, and boats Package includes: 1 x Fuse Relay Block with Top & Bottom Cover, 6 x Relays, 6 x Fuses Installation Pre-wired for easy connection to the vehicle Wiring method: Yellow wire to the device, white wire to the switch, black wire to the negative