The 11 Best 12 Volt Solar Car chargers (2023 reviews)

There are several advantages of having a 12 volt solar car charger. Let’s take you step by step, type by type, and find the best 12 volt solar car charger for you.

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Our Top Picks:

Best Overall: Buy: sun Energise 12 Volt Solar Car Charger READ REVIEW

Best For riding lawnmower: Buy: POWOXI 12 Volt Solar Car Charger READ REVIEW

Best For those: Buy: ALLPOWERS 12 Volt Solar Car Charger READ REVIEW

Best For motorcycle: Buy: Solperk 12 Volt Solar Car Charger READ REVIEW

Best For trailer BATT Charger: Buy: SUNAPEX 12 Volt Solar Car Charger READ REVIEW

Best For Trickle Charge: Buy: SUNER Power 12 Volt Solar Car Charger READ REVIEW

Best For golf cart: Buy: Topsolar 12 Volt Solar Car Charger READ REVIEW

Best With Most other SAE adapters: Buy: Allto Solar 12 Volt Solar Car Charger READ REVIEW

Best For keeping generator Battery: Buy: m Megsun 12 Volt Solar Car Charger READ REVIEW

Best For jump: Buy: Rvsunspk 12 Volt Solar Car Charger READ REVIEW

Best Trickle Solar Charger: Buy: Renogy 12 Volt Solar Car Charger READ REVIEW

Best Overall: sun Energise 12 Volt Solar Car Charger

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The sun energise 12 volt solar car charger is specially designed for your daily usage and has plenty of most useful features. It can be used as a solar trickle charger and maintainer for different 12v dc batteries including wet gel cell, deep cycle, flooded, maintenance-free, agm, seal lead acid and lifepo4 lithium battery. It is intended for lead acid batteries. The LED indicator allows to visually monitor the working status and battery conditions.

It is built-in intelligent mppt charge controller chip and improves 3 stages of charging to regulate whole charging, when battery is fully charged, the charging will be cut off. The charging will be resumed automatically when battery is drained, and it cycles everyday. The solar battery maintainer works with sunshine, if there is any shade or the day is cloudy, the perfomance will be dramatically reduced.

• Easiest way to keep your battery charged
• Great solar panel and very convenient to use
• Maintain charge on batteries that are used infrequently
• Easy setup to keep cargo trailer batter charged

Best For riding lawnmower: POWOXI 12 Volt Solar Car Charger

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Best part: powoxi 12 volt solar car charger costs comparatively low and it is available to ship in 24 hours. This panel has 72 individual solar cells wired together which likely produces around 15v with no load. It is perfect charger/maintainer for any car, lifepo4, lithium ion, motorcycle, boat, tractor, atv, farm equipment, and 12v batteries. It does not require a great deal of light to activate. It is easy to remove for travel and keeps the battery fresh while the unit is waiting. This works great for boats that are in the slip/water. This is a battery maintainer. It is designed for outdoor use.

• High quality materials assembly and highly recommended
• Maintains enough charge to start your vehicle when needed
• New and hot release

Best For those: ALLPOWERS 12 Volt Solar Car Charger

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The allpowers 12 volt solar car charger should be able to handle its purpose and duties with ease. This is an outstnding portable solar panel. It comes with 2 USB ports, but also a charge controller with a bunch of different cables. It can be directly connected to the 12v battery for charging when the sun is weak. The loops on the corners are awesome to string it up somewhere and have the perfect angle.

This is a powerhouse for a portable 100w solar panel that folds up into a nice little suitcase. It is waterproof and will have rubber around the connector to prevent water going in. The 12V output is strong enough to charge car batteries. The solar panel easily tops off the Powerhouse to 100% after only a few hours in full sun.

• Perfect portable solar system for camping and rv use
• Outstanding quality and extremely convenient to use
• Delivers what they promise

Best For motorcycle: Solperk 12 Volt Solar Car Charger

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Best part: solperk 12 volt solar car charger costs comparatively low and it is available to ship in 24 hours. The Solperk solar panel does the same thing as a trickle charger that you would plug into an ac outlet except it gets it power by converting sunlight to electricity. It is perfect to mount to the top of the generator housing cover. The solar panels are placed outdoors, letting the sun shine directly into it, and the controller is placed indoors. The battery capacity is small and can be equipped with a smaller solar panel.

This solar panel can charge and maintain all 12V batteries. It comes with this solar panel, so you can keep your battery from losing power, so you can use it with confidence.

• 50 gallons per week and it is always fully charged
• Easy install, charges well and maintains batteries better than oem panel
• Suitable for automotive, motorcycle, boat, atv, marine, rv, trailer, powersports, snowmobile, etc

Best For trailer BATT Charger: SUNAPEX 12 Volt Solar Car Charger

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The sunapex 12 volt solar car charger's superior materials makes sure that it ages well with use. This solar panel has a little flexibility to it which is nice. It works well, has a charging indicator and won't overcharge the batteries. It will recharge a partially depleted battery. It has the holes on all 4 corners to hang this anywhere you need to be and even comes with suction cups to attach to smooth surfaces like a window.

The Solar component has a durable coating to improve light collection. It can provide overcharge protection and overvoltage protection. There's a pair of clips suitable for connecting to a car battery and there's a male auto accessory (cigarette lighter) plug. It is great for a trailer batt charger, maintainer.

• Basic charger, works well for a small battery
• Easy way to add a trickle charger with having to run an extension cord
• Great size, several options to hook up
• Plugs right into cigarette lighter socket to charge battery

Best For Trickle Charge: SUNER Power 12 Volt Solar Car Charger

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The suner power 12 volt solar car charger's material feels more premium than its price would suggest. These solar panels only put out their full power in full sun, rays directly perpendicular to the panel, with NO SHADOWS AT ALL on the panel. It is designed to charge 24/7 and simply periodically bring the existing battery charge to full voltage. It has a built in controller and charges as well as maintains.

The two pole connector is designed so that the battery positive is wired to the plastic-encased female part of the connector. It charges, maintains and prevents overcharging and draining at night. It is perfect for any cars, motorcycle, boat, marine, tractor, rv, powersports, snowmobile, truck, etc. It is used to need a jump start and a battery recharge about every other use. This charger will work on cloudy days, but at a lower capacity.

• Great item for waverunners or boats
• Good power output, but will add charge controller to prevent possible overcharging
• Perfect gift for an outdoor lover

Best For golf cart: Topsolar 12 Volt Solar Car Charger

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Topsolar is known for creating pragmatic and minimalist charger for people on the go, and its line of topsolar 12 volt solar car charger definitely falls in line with that reputation. It’s best as a solar battery maintainer that keeps your battery charged to lengthen its life expectancy. The cord connecting from the panel to alligator clips or battery terminal is long enough to run from windshield to the battery. As long as there is sunlight, the topsolar battery charger and maintainer will generate current to protect your battery from running out of power.

This solar panel comes with the battery clamp, so you can use the battery clamp to connect to the battery directly. The suction cups are holding just fine even with the hot weather. It is designed to maintain a 12v battery, so it can work for most car battery. It is a perfect companion for keeping a battery bank charged up when you are out doing things, camping, hiking, etc. They really start right up each time, even after a couple months sitting in the battery. This provides a trickle charge which is ideal for the battery.

• Works great for any battery that sits and not used for a long time
• Built-in circuit board to prevent reverse discharge and overcharging the battery
• Able to recharge from a totally drained battery
• Great battery maintainer for farm equipment

Best With Most other SAE adapters: Allto Solar 12 Volt Solar Car Charger

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The allto solar 12 volt solar car charger is capable of outshining several other charger featured in this list in overall features for the price point. This 100W 12 volt monocrystalline solar panel kit is good for charging multiple 12 volt batteries, like wet, gel, flooded, agm, sealed, lead. The high watt means a faster charging and longer working time for a high output. The charger adjusts to what the car battery needs and shuts off when the battery is full. The included mppt solar charge controller has auto memory function and it will automatically return to its last selected mode.

The solar panel kit with mppt charge controller is designed mainly for 12 volt batteries. It is great for off-grid 12 volt battery charging systems and a variety of dc applications, back-up power and remote power uses. There are 4 pre-drilled holes on the back of the 100 watt solar panel to hook it up.

• New and hot release
• Lot of satisfied buyers

Best For keeping generator Battery: m Megsun 12 Volt Solar Car Charger

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The m megsun 12 volt solar car charger should be able to handle its purpose and duties with ease. This charger hopefully will keep the tractor battery charged between uses and during the winter. It is suitable to make solar panels with a working voltage of 18v. There is a small blue LED at the top that shows power is being created. This is necessary to prevent overcharging your battery.

The charge controller has built-in and user-define charge profiles that guarantee proper charging for different types of batteries. It comes with a flexible set of conductors. It is pretty minimal, but it does trickle charge and keeps that battery charged. It can only be satisfied with daily maintenance or emergency use when there is no electricity.

• A set of common dc connectors are included
• Easy to install just clamp on the battery and set it in the sun
• Has mounting holes in the rigid plastic housing and removable suction cups

Best For jump: Rvsunspk 12 Volt Solar Car Charger

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The rvsunspk 12 volt solar car charger might be a relatively new release, but it's still nothing short of impressive this year. This 12V solar battery charger ensures safe charging with its reverse charge blocking diode and overcharge/over-discharge protection. It comes with a newly upgraded charge controller in 2023, which is built-in and ensures 20% higher charging efficiency than the previous models. It provides real-time feedback on the operational status. It also has overcharge protection to prevent damage to your batteries.

The magnetic attachment of these solar battery charger accessories allows for easy and secure installation on metal surfaces, maximizing sunlight absorption for improved performance. It is great for jumping starting a car. It is possible to charge the solar panel inside the car window, but it is better to place it outside the window for optimal charging efficiency. It can be used as well as other small battery items.

• You can track your battery before during and end of charge
• Built-in charging microprocessor and improved algorithm for at least 20% increased charging efficiency
• Charge with ease in multiple scenarios

Best Trickle Solar Charger: Renogy 12 Volt Solar Car Charger

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The renogy 12 volt solar car charger might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. Solar panels have very wide voltage ranges. It provides a lot of energy for its size. It is great for panels for battery maintenance while parked longterm. It has a smart charge controller built. It is a panel plus a mppt controller. It will make some power even on cloudy days, enough to keep putting some power into the battery.

This is not just a solar panel that you can measure the open panel voltage. The panel and adapters are great.

• Maintainer a versatile fit for most applications
• Easy to hook up and run
• Discharge protection, reverse polarity protection, and reverse current protection