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Top 10 Best Solar Charge Controllers for RV in 2021 Reviews

Do you have an RV, boat, or off-grid cabin? If yes, then you’ll require a solar panel for charging your appliances. A solar charge controller for RV is an essential part of any solar panel, and it will prevent your overcharging.

To ensure your solar system is operating at peak performance, you will need to connect it to a solar charger controller. This device not only boosts your system’s performance, but it also protects it against common operation mishaps.

However, with the increasing number of brands and models, you might be wondering, what is the best product to purchase? Well, this article has got you covered. Below is a comprehensive guide on the top 10 best solar charge controllers for RV in 2021.

ALLPOWERS 20A Solar Charger Controller Solar Panel...
Victron SmartSolar Charge Controller with Built-in...
Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar...
ALLPOWERS 20A Solar Charger Controller Solar Panel...
Victron SmartSolar Charge Controller with Built-in...
Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar...
ALLPOWERS 20A Solar Charger Controller Solar Panel...
ALLPOWERS 20A Solar Charger Controller Solar Panel...
Victron SmartSolar Charge Controller with Built-in...
Victron SmartSolar Charge Controller with Built-in...
Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar...
Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar...

Check out the Best Solar Charge Controllers for RV Reviews

1. ALLPOWERS 20A 12V/24V Solar Charger Controller

ALLPOWERS is a reputable brand that you can trust for high-quality products. Automatically manage your RV solar system using this solar charge controller. It is designed for home, commercial, and industrial use.

The model comes with a display that shows the status and data of your solar system. Besides, the display allows you to switch on/off modes and change configurations. Another unique feature is the industrial-grade microprocessor that controls the charge and discharge process.

Its specifications include; 5V/3A USB output voltage, 3-stage charge management, 4-stage PWM charge, an adjustable power rate, and a DC of 20 Amp. The controller protects your solar system against over-current, short circuit, and low voltage, among others.

2. Renogy Wanderer 10 Amp Solar Charge Controller

Here comes another reliable solar charge controller for RV. The Renogy Wanderer solar charge controller allows you to monitor your solar system remotely through your smartphone or tablet thanks to the integrated RS232 port that allows Bluetooth communication.

The compact size and design make it ideal for installing in almost any available space. Apart from the design, there’s an LCD screen display the system status while its 4-stage PWM charging prolongs the battery life and boosts system performance.

Moreover, it has preinstalled 5V 2A USB ports that allow you to charge USB devices. Its specifications include a charge current of 10A, negative grounding type, and less than 10A self-consumption.

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3. HQST 20 Amp 12V/24V PWM Solar Charge Controller

HQST 20 Amp is a multifunctional and intelligent solar charge controller for RV. It is easy and convenient to use thanks to the customized LCD display screens. With the screens, you can reset all controlling parameters to suit your specific needs.

Also, it automatically recognizes the 12V/24V voltages, thus making it a perfect choice for RV users. Another feature worth mentioning is the dual USB port design that will allow you to charge several other devices.

To ensure safety, this solar charge controller offers overload, over-discharge, and overcharge protection. Apart from that, there’s a light control function that automatically turns off the light source when daylight begins.

4. Renogy Rover 40 Amp 12V/24V Solar Charge Controller

Another product under the Renogy brand, this time it is featuring an innovative MPPT technology that boats of a 99% tracking efficiency and a 98% conversion efficiency. The brand is widely-known for their high-end products, and this solar charge controller doesn’t disappoint either.

It comes with an LCD screen that displays system information and several LED indicators that indicate the different adjustable parameters of the system. Besides, there’s an error code detection feature allows the system to self-diagnose.

The Renogy Rover automatically detects 12V or 24V direct charge systems and is compatible with sealed, gel, flooded, and lithium battery types. The die-cast aluminum exterior easily loses heat while the RS232 port allows for remote connection through Bluetooth.

5. GHB 20A 12V/24V Solar Charge Controller

The GHB solar charge controller features a power-saving LCD screen for power-efficient, clear, and better display of the system workings. It comes with a built-in dual USB output that allows you to simultaneously charge two devices that require no more than 5V of power.

The controller is fully automatic, making it easy to operate even for beginners. As such, you won’t require the guidance of professionals before you can start using this solar charge controller for RV.

With this controller, your solar system is fully protected against overloading, low-voltage, overcharging, reverse connection, and lightning when fitted with this product. Its specifications include 12V DC output, 2A total DC output, and a 10 seconds recovery time from a short circuit. There is a key to open and close the load, which enhances the functionality of this device. The PWM&WPC mode boosts system working and prolong battery life.

6. Victron SmartSolar MPPT 75/15 Solar Charge Controller

Maximize the efficiency of your solar system by connecting it to the SmartSolar solar charge controller. It utilizes the Maximum Power Point Tracking (MPPT) technology for fast and efficient tracking and power conversion.

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The MPPT technology allows the system to detect and display any system malfunctions. As such, it will let you know whenever the device develops structural issues. Another interesting feature is the controller’s ability recognize a battery’s voltage automatically.

Overheating is the leading cause of damage to most electronic devices. However, with this product, you do not have to worry about this, thanks to its efficient natural convection cooling system. This prolongs the service life of your device.

7. Binen 20A Solar Charge Controller

Protect your solar system from common operation mishaps by connecting the system to the Binen solar charge controller. It offers protection against overcharging, short-circuit, overloading, lighting, and reverse connection, thus it’s a functional device that you can rely on.

The solar charge controller is ideal for home, commercial, and industrial use and is only compatible with lead-acid batteries. Apart from the versatility, this unit is also easy to install and operate thanks to the screen that displays the system status. Better yet, you can easily switch modes and adjust configuration settings.

The dual USB ports for simultaneous charging of USB devices requiring <5V. The controller’s specs include 20A DC, 12V/24V auto battery voltage, 3-stage charge control, and 4-stage PWM charge, all of which ensure you get optimal performance.

8. MOHOO 30A 12V/24V Solar Charge Controller

MOHOO 30A is another easy to install and operate solar charge controller, so no need to hire experts. Just ensure you set it up as close to the battery as possible to prevent voltage dropping due to long wires. Once the battery voltage falls below 8V, the controller automatically shuts down, including the display. This helps prolong battery life.

If the battery has adequate voltage, the controller automatically detects 12V/24V batteries with a DC of 30A. The controller protects your battery from overcharging by stalling charging once the battery voltage hits 14.4V or 14.5V.

Also, overheating does not occur thanks to its dual reverse current protection combined with its low heat generation. For a durable and affordable solar charge controller, MOHOO 30A 12V/24V is the way to go.

9. OOYCYOO MPPT 60A 12V/24V Solar Charge Controller

Here is an intelligent and efficient solar charge controller. It automatically detects batteries with a 12/24 voltage. It is only compatible with lead-acid batteries, plus it has two USB ports that allow you to charge two USB devices at a time.

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Another feature that sets it apart from the rest is the three-level charging. The feature lengthens the battery life, and you get to enjoy a one-year warranty. Also, it utilizes the MPPT technology, which has a 99.5% tracking efficiency, ensuring that no harvested energy is lost.

The controller allows you to customize the battery type, load, and timer settings. The temperature compensation feature prongs the battery life and boosts system performance. Your solar system remains protected from common operational issues.

10. Renogy Voyager 20A Negative-Ground Solar Charge Controller

Here’s yet another product from the Renogy brand. The smart 5-stage PWM charging technology combined with its temperature compensation feature boosts system performance while prolonging the battery life.

The solar charge controller features a waterproof exterior that makes it ideal for both indoor and outdoor use. Being a negative ground controller, it is compatible with any negative ground system.

Besides, the backlit LCD screen saves power as it displays the system workings. The LED bar allows you to monitor the charge state and battery. The Voyager is compatible with seven battery types, including Lithium-ion, LifePO4, LTO, Gel, AGM, Flooded, and Calcium. The controller keeps your solar system protected against several common malfunctions.


A solar charge controller is a vital protective device for batteries in RVs. It prevents the batteries from overcharging by regulating the electricity flow, thus helping to maintain them. It is, therefore, an essential accessory for any RV enthusiast.

With the above review, you shouldn’t have a difficult time searching for a solar charge controller for RV. The article has provided a clear insight into the 10 best models to help you choose a product that will serve you the best. Always ensure that whatever model you pick, it will meet all your needs to avoid frustrations.

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