Wiring Harness 12V, 40 amp relay , DT Plug


  • 30 Amp fuse
  • 12 Volt switch
  • Deutsch DT Connector
  • pre-wired relay holder,
  • fuse holder with 30A fuse
  • Harness cable length suitable for most passenger vehicles
  • On / Off Switch
  • high quality conduit shield wrapping the entire length of wire


This wiring harness is relayed. What this means is that the entire current needed to power your light does not pass through the switch but is rather directed by a switch controlled relay directly to the light. The benefits include reduced risk of damage, less power consumption because there is far less resistance .