Specifications: Input rated voltage: DC 32V Input rated current: 75A Maximum output current: 20A per circuit Material: PA66 case, PC cover, copper terminal blocks, stainless steel screws Cable clamp: M4 stud (max. 20A, 32VDC) Wire: #12-16AWG, accept ATO or ATC fuse from 1A to 20A Packing list: 2 * Stickers 4 screws 6 x 20A safety board 6 x 15A safety board 6 x 5A safety board 6x 10A safety board Feature This 12 circuit fuse box is very easy to install. Widely used in Vehicle Car Marine Boat Trailer RV Truck Bus Ship Tanker Van Caravan Camper. If the current is too high, the fuses will be blown to avoid dreaded safety hazards of burning electrical appliances or vehicles.