The Auxiliary Junction Box (AJB) is located in the access panel in the right rear of the van. The AJB has a lot of spare fuse slots for switched and constant power. The AJB is made by Lear in the UK or EU and finding a US source for the terminals has been a challenge. After much trial and error and with the help of DonShockley, here is a local source for the terminals needed to properly add circuits to the AJB:  http://www.mouser.com/ProductDetail/TE-Connectivity-AMP/1-968857-3-CUT-STRIP/?q