Battery To Fuse Box Connectors | Wiring Diagram Database Battery To Fuse Box Connectors. By Izayra Nemcova On June 28, 2019 In Wiring Diagram 282 views4.4/5(174) Hooking Electronics to Fuse Box or Directly to Starting Apr 02, 2010None of them!! You should have two pairs of wires connected to your battery. One pair of heavy wires that go to your motor. Then, one pair of wires that are about 10 or 8 gauge that go to a fuse block near the location of accessories.