Golf Cart ATC Fuse Block. This fuse block, uses automotive style blade fuses, is the perfect way to supply power to all of your 12V golf cart accessories and have all of your fuses in one location. Generally you connect the positive output from your voltage reducer to the input of the fuse block. Then, you connect each of your 12V golf cart accessories to it’s own output from the fuse block. Lastly, you will insert the correct size fuse (not included) into that slot. Allows for the connection of 6 accessories.