If you’ve ever installed or expanded your RV solar system, you’ve probably realized that finding the right length of solar cable  can be a challenge. Instead of buying pre-cut cables that may be too long or too short, you can easily make your own custom PV solar cables  using MC4 connectors . In this week’s Todd’s Two-Minute Tech Tip Tuesday , brought to you by Big Beard Battery , Todd Henson walks through how to build your own PV cable step-by-step — saving you time, money,