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10 Best Solar Trickle Chargers and Their Reviews For 2021

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Tim Rhodes

A Solar trickle charger can be an absolute necessity since it’s portable and easy to install.

They use solar energy to supply electricity to the batteries of your vehicles and prevent them from discharging.

At the same time, they provide clean renewable energy.

This means you are keeping both your vehicle and the environment safe.

You don’t need professional help to use them.

10 Best Solar Trickle Chargers Reviewed And Rated

So, here we are with 10 best solar trickle chargers for you in 2021 with their reviews:

1. SUNER POWER Solar Battery Charger

UNER POWER Solar Battery ChargerIf you are looking at value for your buck, then SUNER POWER solar charger is among the best options if you consider purchasing a solar trickle charger.

This solar charger transfers sunlight into electricity, charges, and maintains your 12-volt batteries in all seasons.

It houses the most advanced MPPT(Maximum Power Point Tracking) chipset and increases the efficiency and lifetime of your vehicles and devices.

The charger also has a visual LED indicator that helps you monitor the functioning of the device and of the battery of your vehicle or device.

The intelligent MPPT chip architecture prevents the batteries from over-charging, over-voltage and also provides reverse polarity protection.

This highly efficient design allows it to absorb a greater spectrum of sunlight, which increases its performance by over 20% when compared to traditional controller devices.

SUNER solar charger has protective tempered glass and strong ABS Frames, ensuring its long life.

This device is excellent for charging vehicle batteries or any other electronic devices that support a 12 volt DC charging mechanism.

The device also has a 12-month warranty, including free technical support and installation guide.

Key Features:

  • High-Efficiency polycrystalline cells for which it works great even in cloudy days
  • IP 65 Waterproof design that protects its components
  • Plug and play SAE connector, easy to connect and disconnect

2. SUNAPEX Solar Battery Charger

SUNAPEX Solar Battery ChargerThe SUNAPEX solar panel charger can extend battery self-discharge, which stops the batteries of your vehicles from discharging.

As long as there is enough sunlight falling on the absorbing region of the device, it will generate a current.

This current trickle charges the battery of your vehicle.

The manufacturer guarantees the longevity of the product’s solar cells, made of durable amorphous silica-based material.

SUNAPEX charger has an industrial-grade STM 8 microprocessor that intelligently controls charging to extend the battery life of the vehicle.

This is a solar battery charger and maintainer that can charge all kinds of 12-Volt batteries.

It has a quick 3 stage PWM charging mode, which combines bulk charge along with float charge.

This feature increases the efficiency of the product.

The solar charger controller has multiple protection features like overload protection, short-circuit, and lightning protection.

Therefore, it promises a long working life.

The device comes with an extended 12-month warranty and lifetime technical support.

Overall, this is a great option to go with when looking for solar chargers for your vehicles.

Key Features:

  • Durable shell made from ABS engineering plastics
  • Reverse polarity protection against sudden voltage fluctuations
  • Intelligent chipset to prevent discharging of battery during cloudy weather

3. ECO-WORTHY Solar Panel Battery Charger

ECO-WORTHY Solar Panel Battery Charger

The ECO-WORTHY battery charger is suitable for all kinds of battery maintenance.

It is excellent for fishing and pontoon boats, pickup and farm trucks, motorcycles, tractors, ATVs, and many more vehicles.

Sulphation is the main cause of battery failures in vehicles.

It is the reason why a vehicle’s battery goes dead when standing for long.

That’s why ECO-WORTHY panels come with built-in graded protection against the sulphation of batteries.

This charger works at an open-circuit voltage of 22.4 volts and weighs less than a pound.

Therefore, it’s easy to carry around and set up for charging your vehicles anywhere.

It has a built-in blocking diode that prevents the reversal of power from the battery.

For that reason, it is OK to leave the battery plugged in the whole night to charge, while you are sleeping.

ECO-WORTHY chargers work in all seasons.

That’s why you will never be disappointed!

Its SAE connector is a plug-and-play port, which means you don’t need to worry about the positive and negative terminals.

Just plug it in and it’s all set for use.

This panel also includes suction pumps so that it can easily attach to the dashboard or windshield of your car.

It uses coherent sunlight and converts solar energy to electric energy for your car batteries.

The set also comes with Alligator Clip adapters.

These use the red and black clamps to trickle the charge from the panel to your batteries.

Overall, the ECO-WORTHY solar charger set is perfect for a long time sit vehicles like lawnmowers, jet skis, dinghies, cars, boats, tractors, trucks, trailers, motorhomes, etc. 

Key Features:

  • Low price with high-quality product specifications
  • Easy installation and free technical guide
  • Lightweight and easy to maneuver and work with

4. COOCHEER Portable Solar Panel Charger

COOCHEER Portable Solar Panel ChargerCOOCHEER solar charger is a panel charger with versatile options in the market right now.

This solar charger comes with multiple different sizes of connectors, compatible with most portable generators.

It consists of highly efficient solar panels that convert up to 25% of solar energy into electricity.

One of the key features of this charger is its foldable design with advanced TPE rubber handles.

This feature makes it easy to carry it anywhere with you. 

It has a built-in smart IC chip that intelligently identifies your device and maximizes its charging speed.

At the same time, it protects your devices from getting overheated or overcharged.

For that reason, it ensures fast and safe charging of your devices.

The charger package includes a 10 in 1 connector cable that delivers power from the solar charger directly to your electronic devices.

It also comes with SAE and DC cables for more energy storage.

You don’t need additional adapters or chargers.

This device is suitable for outdoor life and is handy during unexpected power outages, voltage fluctuations, or current drops.

It quickly energizes your USB/DC devices without relying on sockets or power slots.

COOCHEER solar devices are made of resistant waterproof and durable materials like waterproof Oxford Cloth, which ensures durability, and stiffness of the product.

Quality materials ensure a long functioning life of the charger.

The foldable design, along with its compactness, makes it a great option at a relatively low cost.

Key Features:

  • 3 in 1 Port to ensure maximum Compatibility with general devices present in the market
  • The high conversion efficiency for maximum power to output ratio
  • Automatic current adjustment capability based on the amount of sunlight present

5. DELTRAN Battery Tender Solar Battery Charger

ELTRAN Battery Tender Solar Battery ChargerWant to buy a solar charger for the first time?

Why not try a less expensive model?

The DELTRAN Tender Solar Battery Charger is a great option for you if you have a restricted budget but want a quality product.

This charger comes in multiple configurations based on the output power voltage values.

Solar panels for charging and maintaining the batteries of your vehicles and other configured devices range from 5 to 15 Watt.

The product has an integrated 3-step microcontroller for a super-smart charging experience, which protects the batteries from overcharging or excessive heat generation.

The solar charger weighs only about 3 pounds.

For that reason, it is really lightweight and easy to carry around.

The DELTRAN Tender Solar Battery Charger is great for outdoor use, trickle charging your vehicles, and off-road motorcycle trips.

Moreover, the charger comes with state-of-the-art security features.

It has reverse polarity protection, is spark-proof and waterproof, and contains a built-in temperature compensation sensor to avoid overheating.

The product is epoxy filled, designed to remain resistant to all weather changes.

This is a 100% portable battery charging and maintenance device.

Its design is perfect storage spaces without power access.

It is the only type of solar panel available that comes with an integrated sensor for regulating the heat and temperature of the batteries.

As it weighs about 2.5 pounds, it is easy to transport and carry around wherever you go.

Besides, it is durable and has a maximum output. 

The device operates down below 20F, which makes it resilient and operational in all seasons and days. 

Key Features:

  • Reverse Polarity protection and spark-proof design.
  • It Has Alligator Clips and mounting hardware included making installation very easy.
  • Activates immediately upon exposure to sunlight thus maximizing the generated electricity.

6. SCHUMACHER Solar Battery Charger and Maintainer

SCHUMACHER Solar Battery Charger and MaintainerHarness the power of the sun, with the help of SCHUMACHER solar battery charger and maintainer.

This is a water-resistant solar charger that uses advanced amorphous solar technology to convert the sunlight into electricity.

It uses silica bases solar cells, highly efficient in energy conversion.

This unit is safe for the environment.

It requires minimum to no maintenance and is ideal for boats, cars, motorcycles, snowmobiles, trucks, tractors, RVs, and many other devices that run on batteries.

This charger maintains a 12-volt lead-acid battery with a 2.4 Watt power.

It is available in different configurations.

You can opt for the one depending on your requirements and needs. 

This device works in all weather conditions, including dusky and cloudy days. 

It comes with an adapter for a 12-volt cigarette lighter for your car and also includes Alligator battery clamps along with a separate operating controller.

The higher voltage configurations also have a foldable and compact, lightweight, and durable design, ideal for camping and backpacking.

The product comes with mounting screws, owner’s manual for easy installation and set-up, clamp adapters, and a 12-Volt DC adapter.

It’s a great product for those who like to venture out in the open, away from home.

Therefore, such a product is a great choice as you still need to charge your electronic devices such as phones, cycles, laptops, and other DC battery-powered equipment.

Key Features:

  • Lightweight and Slim Design making it very easy to carry.
  • Mono-Crystalline silica cells design that ensures a longer life to the solar cells.
  • Offers multiple USB and chain ports thus ensuring maximum compatibility with all your devices.
  • Easy to use with low maintenance costs.

7. SUNWAY Solar Car Battery Charger

SUNWAY Solar Car Battery ChargerSUNWAY solar battery trickle charger helps you charge and maintain the 12-Volt battery of your car, truck, motorcycle, tractor, ATVs, snowmobile, lawnmower, or boat.

This solar charger can mount easily on the windshield or dashboard of your car and it plugs easily in your car’s 12-volt cigarette lighter port.

This makes the charger optimum for use while traveling around.

It is an eco-friendly way to charge and maintain a wide variety of battery types including Wet, Gel, SLA, AGM, and Deep Cycle Batteries. 

This solar battery charger can perfectly maintain the batteries of every other device that works on the 12-Volt DC voltage range.

When talking about reverse charging protection, the SUNWAY solar charger comes with a built-in diode that prevents reverse charging from batteries.

It also includes an LED indicator that glows whenever the charger is operating/charging a battery and shows when the battery is fully charged.

This device is also perfect for small practical uses like charging your mobile phones, laptops, watches, and all other devices that work under the required voltage range.

Made from lightweight durable silica materials, it has a sleek design.

It has an extremely stiff body covered with ultra-clear PV glass which is more efficient in energy absorption.

It is infused with durable ABS plastic housing, which makes the solar panel charger stronger.

The charger also includes interchangeable connectors, mounting holes,  accessory socket plugs, and crocodile clips.

Regardless of your device configuration, this solar charger will work with all types of ports.

Overall, this charger is a great alternative to other more expensive options available in the market.

Key Features:

  • High output efficiency
  • Low power consumption
  • Waterproof design
  • Monocrystalline panel design makes it durable
  • Can convert a great amount of energy to electricity

8. SOLPERK Solar Trickle Charger and Maintainer

OLPERK Solar Trickle Charger and Maintainer

If you want to use pollution-free energy at an affordable rate, the SOLPERK Solar Trickle Charger and Battery Maintainer kit is the perfect choice for you.

It comes with thin-film amorphous solar cells, which allow the battery to work even in cloudy or rainy days.

The charger is safe and maintains your vehicle batteries.

It can safely charge and maintain common 12-Volt battery types available in the market including, Gel, MF, EFB, and AGM batteries.

In addition, it is also suitable for any car, truck, motorcycle, ship, tractor, Powersports, RVs, etc. 

Talking about reliability, you don’t need to worry at all!

It comes with a weatherproof solar cell design, integrated with an extremely strong ABS engineering plastic case.

Thus, it is both rain- and windproof.

The SOLPERK charger has built-in redundancy systems like the inclusion of blocking-diodes, which prevents reverse charging and battery discharging.

It also includes indicator LED panels, which glows indicating that the charger is operational and charging the battery.

One of the most important aspects of this solar charger is its movability.

The SOLPERK charger has a lightweight design and is easy to install without any technical assistance. 

The kit needs no extra maintenance, no electricity source to keep functioning.

The interface plugs are all plug-and-play type, making the charger operational in no time.

Along with great technical specifications, a product also needs quality assurance.

That’s why the SOLPERK solar charger comes with a 12-month extended warranty along with lifetime technical support and an online guide.

The specifications and the warranty make the charger a really good option to buy.

Key Features:

  • Protection from reverse-polar discharging
  • Easy to clean the surface of the solar panel glass
  • It comes in different configurations based on the user’s demand

9. MOOLSUN Solar Battery Charger

MOOLSUN Solar Battery ChargerAre you looking for a suitable solar trickle charger for your car?

Then the efficient kit of solar charger and maintainer by MOOLSUN is a perfect choice.

It is a highly efficient and portable solar charger and maintainer kit made specifically for people who use their trucks and cars frequently.

MOOLSUN solar trickle charger comes with an ultra-portable and sleek design.

It has a lightweight structure and is very easy to configure for immediate use.

In addition to its perfect design, it comes with various industry graded systems such as reverse diode protection that prevents the battery from discharging.

The kit also contains other necessary accessories like suction cups for holding the charge on your car’s windshield or dashboard, crocodile clips, and cigarette lighter plug for your car.

The solar panels in the MOOLSUN solar charger kit come with PET Lamination and light PVC Fabric casing, making it very light and easy to carry anywhere.

It has a waterproof and an anti-discharge scratchproof surface.

This means that this charger can work even on rainy days and provide your vehicle batteries much-needed assistance.

All major connecting accessories like crocodile cable clips, O-ring terminal wire, and cigarette lighter plug are also available in the solar charger kit.

You don’t have to worry about quality as MOOLSUN charger comes with an extendable 18-month warranty, full technical support, and manual guides for easy installation and maintenance.

And it’s completely environment friendly!

Now you can save energy and make good use of unlimited sunshine anytime, anywhere.

Key Features:

  • Lightweight design makes it portable and easy to carry around
  • High efficiency with almost 10 W output power
  • Best power resolution for all types of batteries

10. TP-Solar Car Battery Trickle Charger

TP-Solar Car Battery Trickle ChargerThe last item on our list is one of the best and most trusted among buyers, the TP-Solar Battery charger.

Regardless of the type of your DC battery-operated devices, this charger can trickle their batteries and provide them support when not in use by preventing batteries from discharging.

The charger’s cells are made from mono-crystalline materials.

Therefore, the charger is excellent for maximum energy conversion.

Built-in safety protection in the form of a built-in circuit board prevents your batteries from discharging backward through your solar panels at night time when the charger’s voltage is lower.

Also, it is designed with an indicator light in the junction box.

When the solar panel is facing the sunlight, the indicator light will light up to show that the panel is charging the battery.

In addition to its working capabilities, it comes with a durable and lightweight design.

For that reason, the product is easy to carry everywhere.

Also, it is perfectly suitable for long term use.

The charger comes with a plug-and-play heavy-duty DC plug extension cord, a male to the female cord, and a cigarette lighter plug for your car.

The kit also packs O-ring terminals and suction cups.

Therefore, you can mount the solar panel on windshields.

Also, you can use mounting holes to place the charger in any occasion.

Built with waterproof and long-lasting material for added durability,  this solar trickle charger is ready to work. 

Overall, this is a great product for those who are looking for a viable option at a relatively low cost.


Key Features:

  • Lightweight and easy to transport
  • With carabiner clips for easy installation
  • Designed for longer working life at low maintenance costs

Finding The Best Solar Trickle Charger For You

Solar chargers can be used for a variety of services.

You can use them to charge your mobile devices or laptops, batteries of your automobile vehicles, and in public areas.

With the overwhelming increase in production, there are a lot of options for each product available in the market. 

However, when deciding for a specific charger, you should pay attention to the specifications of the product and whether they correspond to your needs. 

Whether you want to trickle charge your cars, trucks, boats, lawnmowers, ATV’s and other battery-operated vehicles, or gain a clean source of producing electricity for your inhouse electronic devices, these 10 items are the best solar charger and maintainer options that you can find in 2021.

Find one that’s not here and deserves to be on our list?

Let us know about it in the comments.

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