How To Build a DIY Busbar for a Camper Van Solar Install
October 13, 2019 · 23 min · 247K views
What this video covers
Constructing a custom busbar system for a camper van electrical installation reduces the number of crimped lugs, simplifies troubleshooting, and improves system efficiency compared to standard pre-made busbars.0:45 The build utilizes copper flat bar stock, which is cut to length and drilled according to a template.2:03 Key components include ANL fuse holders, ANL fuses, a master disconnect switch, and a shunt.3:49 When assembling the positive side, fuse holders and the switch mount directly to the copper bars.4:03 For the negative side, the busbar mounts to the shunt, with negative wires attached back-to-back using a bolt, nut, and washer assembly.13:40 Proper orientation of the shunt—with the battery side separated from the load and charger side—is critical.12:22 All connections must be tightened securely to prevent resistance, heat buildup, and component failure.21:11 Periodic maintenance checks ensure these connections remain tight over time.21:25 The Victron Lynx system serves as a premium, pre-engineered alternative to this DIY approach.22:24
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