Does Summer Heat Hurt Lithium?
Everyone warns you about lithium batteries freezing, but almost nobody warns you about the other end of the thermometer. If you park…
bms
When Lithium Cells Fall Out of Balance
A perfectly good 300 amp-hour lithium bank can start acting sick for one simple reason: the four cells inside aren't reading the…
Do Parallel Lithium Batteries Balance?
If you have wired two or more LiFePO4 batteries in parallel, you have probably wondered whether they quietly even themselves out or…
Can You Overcharge a LiFePO4 Battery?
Short answer: a healthy lithium battery with a working BMS will not let you overcharge it in the way that ruins a…
Charging Lithium Below Freezing
Plug a standard LiFePO4 battery into a charger when the cell temperature is below 32°F and you are not being cautious, you…
Cold-Weather Lithium: 8 Field Tips
Lithium batteries do not fail in the cold, they just get stubborn about how you treat them. These eight field tips come…
How a LiFePO4 Battery Actually Works
A LiFePO4 battery looks like a black box with two terminals, but inside it is doing something genuinely different from the lead-acid…
How to Read a Lithium Battery Spec Sheet
A lithium battery spec sheet looks like a wall of numbers until you know which five lines actually matter. This guide walks…
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…