How Many Amp Hours Do You Actually Need?
Every new conversion asks the same question in a different way: how big a battery bank do I actually need? The honest…
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How Much Solar to Charge Your Lithium?
Sizing solar for a lithium bank comes down to a handful of numbers you can pull off your own devices and battery…
How to Choose a Lithium Battery Brand
Scroll through any RV forum and you will find twenty opinions on which lithium battery brand is best, and half of them…
How to Reset a Lithium BMS
A lithium battery that suddenly reads zero volts or refuses to charge feels like a dead battery, but nine times out of…
How to Size an MPPT Controller
Sizing an MPPT controller wrong is one of the most common and most expensive mistakes I see in DIY solar setups. Undersize…
Installing a Lithium Battery Bank Safely
Installing a lithium battery bank is not hard once you understand the order of operations: mount, fuse, wire, ground, then test. This…
Is a Lithium Upgrade Worth the Money?
Lithium batteries cost three to five times more than lead-acid upfront, and that sticker shock stops a lot of good conversions before…
Can a Lead-Acid Charger Charge Lithium?
I get this question at every campground I park at: can you just leave your old lead-acid charger hooked to a new…
Low-Temperature Cutoff, Explained
If your lithium bank suddenly refuses to charge on a cold morning, it is probably doing exactly what it should. The low…