Welcome back to Todd’s Two-Minute Tech Tip Tuesday , brought to you by Big Beard Battery —your go-to source for off-grid lithium power and RV solar systems. In this session, Todd answers three of the most common questions RV owners ask about DC-to-DC charging , battery storage voltage , and solar maintenance during winter . Whether you’re driving across the country or parking your rig for the season, understanding these fundamentals can make the difference between a smooth start-up in spring...

Stepping Down 24V to 12V the Right Way When upgrading your RV to a 24-volt lithium battery system , one of the most common questions we get at Big Beard Battery is: “If I switch to 24 volts, how do I still power my 12V lights, fans, and accessories?” It’s a great question—and one that comes up often as more RV owners make the jump to higher-voltage systems for efficiency, faster charging, and cleaner power management. The good news is: you can have both. With the right DC-DC converter setup...

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, and frustration...