Step-by-step instructions on how to charge lithium iron phosphate (LiFePO4) batteries with solar panels.| Footprint Hero
Use our solar panel series and parallel calculator to easily find the wiring configuration that maximizes the power output of your solar panels.| Footprint Hero
I tested a 100W solar panel for 10 days to shed insight on how much energy 100 watt solar panels can produce.| Footprint Hero
Learn how to size a PWM or MPPT solar charge controller in 4 steps. Find the right current and voltage ratings for your solar panel system.| Footprint Hero
Learn the differences between PWM and MPPT solar charge controllers, and find out whether a PWM or MPPT controller is right for you.| Footprint Hero
Learn how to connect a solar panel to a battery in 5 steps with our step-by-step videos. Charge 12 volt batteries and higher with solar power.| Footprint Hero
Hands-on reviews of 5 of the best cheap PWM solar charge controllers in 2024 from top brands like Renogy and Morningstar.| Footprint Hero
Calculate how long it will take your solar panels to charge your battery bank with our free solar panel charge time calculator.| Footprint Hero
LiFePO4 battery voltage charts showing state of charge for 12V, 24V and 48V lithium iron phosphate batteries -- as well as 3.2V LiFePO4 cells.| Footprint Hero