From the category archives:

Solar Car Battery Chargers

Solar power is continuously gaining momentum and popularity. There are now solar chargers designed to power cell-phones, cars, laptops, etc. The solar charger harnesses energy form the sun and stores the energy within its battery for later use.

Typically, a solar charger can hold on to its charge for up to a year. The advantage to using a solar charger is that it eliminates all of those unnecessary, bulky chargers for every electronic device.

It may be difficult to choose between the best solar chargers because there are a lot of great models out there that basically perform the same functions. Upon being fully charged, the solar charger can fill a cell-phone’s life twice or play up to twenty hours of music.

Our top market selection includes:

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You don’t need to hire a professional to plan a solar photovoltaic system for your RV. Using these steps, you can plan the perfect system on your own and calculate how long it will take to pay for itself.

Our top market selection includes:

This guide is articulated in sections where each section explains a specific question.

- Estimate the Total Power You Need
- Calculate Your Total Power System Size and Cost
- Get an Estimate on Energy Savings and Payback

Solar Power system to charge RV batteries

How can I increase the autonomy power of my motor home?

In a camper electricity and water are precious. We must therefore learn to save without depriving the indispensable.

To increase its autonomy, for example, you can install a solar panel. Who stays a week in the same place needs to find a way to recharge the batteries, and a good solution is the solar panel.

Be aware that they are expensive and fragile, just the branch of a tree to break, and is an additional weight.

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banner solar car charger

Solar chargers for cars are becoming the most probable choice for powering cars and this is perhaps due to the convenience they create.

As you drive, the solar charger will be charging your car battery and the best thing is that as long as you connect your battery to it, your battery cannot die simply because the car has not been driven for a while.

how solar car chargers work

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Brunton 26 Watt Solar battery charger

Description: The Brunton Solaris 26 Watt Foldable Solar Array represents the next generation of foldable solar arrays.  It’s a very usable portable power that uses the sunlight optimizing portability. It’s useful for charging car batteries, laptops, digital cameras or cell phones.

Uses: It charges/runs devices such as MP3 players, cell phones, digital cameras, PDA, battery chargers and 12V accessories. Also useful for trickle charges and to maintains car/RV/marine batteries charged.

What I Liked: It’s well designed for portability and its output is good enough to charge and power all common gadgets (laptops excluded, it gives only extra time to the battery but it not fit to power it fully).

What Needs Improvement: Having a battery pack (internal battery) and a charge controller would be a great choice. The panel is good but need to be a fully portable solar power pack.

Shop for Deals on Brunton 26 Watt Foldable Solar Array
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gopower 95 watt soar kit

The Go Power! Solar Chargers are produced by Carmanah Technologies Corporation. Since 1996, the company has been designing and manufacturing renewable energy and energy efficient products for a wide range of industries. In the process, they have garnered many awards for innovation and customer satisfaction. The company produces several solar chargers intended for recreational vehicles and campers.

The Go Power! GP-RV-80 is an 80 Watt solar kit with a 25 Amp digital regulator capable of handling 395 Amps of solar energy. The solar panel is constructed of high efficiency polycrystalline, and the kit includes all the hardware needed to mount the panel on the roof and a 25 foot cable for connection.

The unit is designed to provide up to 4.6 Amps of charging power to the battery each hour, or up to 196 Amp hours weekly based on good sunshine. Even on an overcast day, the unit will provide some charging power; one user reported he obtained 1 Amp per hour on a rainy day. Purchasers of the product have stated that the batteries are normally fully charged by ten in the morning, and that it eliminates the worry that long camping trips can generate.

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Review of the Sunforce Solar Battery Chargers

January 26, 2010

Sunforce manufactures a wide variety of solar energy equipment and accessories. Their products are among the most economical choices on the market. The combination of quality and economy make many of their solar kits ideal for novices who want to experiment with green energy before making more serious commitments.
The Sunforce 50032 is a 15 Watt [...]

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Review of HQRP Solar Chargers

January 23, 2010

The HQRP 15 Watt Monocrystalline Flexible Solar Panel is rated for 18V maximum power, with 0.8333 Amps maximum current. This lightweight unit is highly efficient and its junction box offers silicone protection from moisture.
Often used to maintain the batteries in golf carts, RVs, and boats, the unit is ideal for both indoor and outdoor [...]

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Review of the Wagan Epower Solar Car Battery Backup Charger

January 22, 2010

The Wagan 30 Watt solar power e-charger does not require direct sunlight to provide a trickle charge; daylight alone is sufficient. It will work even when the skies are overcast or cloudy. The monocrystalline panel can be used to charge any 12V battery and is ideal for vehicles and boats that are stored for extended [...]

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How to Use the Right Deep Cycle Battery for Solar Charging

September 30, 2008

The Deep Cycle batteries used in cars, RVs or Boats are designed to be discharged and then re-charged hundreds or thousands of times. These batteries are rated in Amp Hours (ah) – usually at 20 hours and 100 hours. Simply stated, amp hours refers to the amount of current – in amps – which can [...]

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How to use Solar Panels for Portable Power

September 29, 2008

Photovoltaic panels are a good source of portable power to use for our devices and gadgets. Latest generations of solar panels are more powerful and employ less time for charging….for a wise investment.
You can use this kind to power or use solar to charge batteries for Ipod, Iphone, Mp3 Players, sometimes a laptop (depending on [...]

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