Solar Car Battery Charger DIY
Solar car battery chargers are wise investments in terms of extending your vehicle’s battery life. It provides free flowing current to your battery which maintains its charge although you rarely use your vehicle especially during the winter season Autopart Scritic.
A lot of people have resorted to solar-powered car battery chargers to give their batteries better mileage. With these chargers, you can sit back and relax knowing that your car will always start even with minimal use. However, many have been apprehensive about using solar chargers for car batteries as they seem to be a complex equipment. So here are some do-it-yourself projects to charge your lead-acid car battery with solar panels.
This is probably the simplest way:
You will need are a voltmeter and a solar panel. Simply connect the solar panel to your battery and monitor the ascending voltage. You have to keep it close and watch it carefully. When the voltmeter gets near 14 volts, that simply means that your battery is charged. You can now disconnect the solar panel from your battery to keep it from overcharging.
Be careful though, you can damage your battery if you charge it too fast. If this is the case, you need to get a panel that is just right your battery. You can always consult with your battery manufacturer to see how many amperes it can handle during the charging and discharging process. If you happen to have a very big panel and little battery, you need to tweak a little to get the right amps for your battery.
If this sounds more complex and tedious, you can just browse online or visit your nearest automotive store to get the newest solar chargers for car batteries. These have solar panels that are manufactured exclusively for the purpose of maintaining your vehicle’s battery that have not been used in a very long time. These panels do not go over 13.5 or 14 volts so you can be assured that they will not produce too much current to damage your battery.