How Can I Extend the Cables on a Battery Tender Charger and Maintainer that Are Too Short?
Extending short charger cables is done by splicing in a matching-gauge extension wire with soldered or crimped connections, then sealing each joint with heat-shrink tubing. The added length should stay as short as practical because longer runs increase voltage drop. I keep my extension to a few extra feet and match the original wire gauge … Read more