Customize front faceplates on Front Runner Drawer Kits and your BBRA004 with needed sockets and meters Connect your Engel plugs on portable fridge or other devices to your 12V/24V system and power sources Range 10A / 24V DC or 20A / 12V DC Wires to a 12V/24V DC power source NOTE: Some Front Runner Drawer Kit Faceplates have knock outs while others may require drilling for installation.