GHB Solar Charge Controller 20A 12V 24V Auto Switch LCD Intelligent Panel Battery Regulator Charge Controller Overload Protection Temperature Compensation

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$28.99 as at 19:56 UTC. (Details)

What Makes GHB Solar Charge Controller Different!

Adopts the advanced digital techniques and operates fully automatically.

With output switch, intelligent control, easy to operate.

LCD screen display makes all much more clear.

Power-efficient, Microcontroller digital accuracy.

Double USB Port, available for DC lamp and phone charging.

Use PWM&WPC mode, improve system efficiency and prolong the life span of the battery.

It has various unique functions and quite easy to use.


Overload/Short Circuit Protection: 1.5 Times by Rated Current

Voltage of Battery: 12V / 24V Automatic

Rated Charge/Discharge Current: 20A

USB Output Voltage: 5V

Total USB Output Current: 3A

DC Output Voltage: 12V

Total DC Output Current: 2A

Short Circuit Recovery Time: 10s

Open Circuit Voltage of Solar Panel: 40V

No Load Loss: 0.05W

Over Voltage Protection: 15V; x2/24V

Float Charge Voltage: 14V; x2/24V

Discharge Recovery Voltage: 12V; x2/24V

Over Discharge Voltage: 10.5V; x2/24V

Control Mode: Software Intelligent Control

Working Temperature: -35~55°C

Item Size: 135 * 100 * 25mm / 5.31 * 3.94 * 0.98in (L * W * H)


1. Over-load protection

2. Short circuit protection

3. Lightning protection

4. Under-voltage protection

5. Over-charging protection

6. Reverse Polarity protection

Package List:

1 * Solar Charge Controller

2 * DC Cable

1 * English User Manual


Please connect to the battery first and then the panel.

Any question during use, please kindly contact our store to get the best after-service.


  • LCD Screen Display >> This solar panel charger controller with LCD to display all parameters, the LCD has rich contents, the users can intuitively know the working condition of the controller. The LCD display is with built-in energy-saving backlight LCD, display better, more clear, more beautiful, more modern and more power-efficient.
  • Fully Automatic >> This solar panel regulator with output switch, intelligent control, easy to operate,to connect the controller and the battery by cables with right polarity. The battery indicator light on the controller will be on if successfully connected, otherwise, to check and reconnect.
  • Power-efficient >> Microcontroller digital accuracy, when it’s charging,the arrow between the panel icon and the battery icon will be flashes fastly,when the battery was full charge,it will be slow flashed,will stop charging,the function of the controller is to protect the voltage overshoot and discharge. Available for DC lamp and phone charging. A key to open and close the load.
  • Rated Discharge Current >> Solar charge controller 12V 20A; USB Output Voltage: 5V; Total USB Output Current: 3A; DC Output Voltage: 12V. To connect your load and the cables with right polarity and then connect with the load output port of the controller. Pay special attention to + – polarity to avoid reversed connection, otherwise, your load may be damaged.
  • Protection Functions >> Overload and Short circuit protection, Lightning protection, Under-voltage protection, Over-charging protection, Reverse Polarity protection charge controllers for solar panels. Use PWM&WPC mode, improve system efficiency and prolong the life span of the battery.




Start Using Solar Energy Today With This Amazing Tips

You can reduce your electricity costs and help save the planet by using solar energy to harness the sun’s power. There are many benefits for both homes and businesses who use solar energy. If you are on the fence about this, then the following paragraphs should open your eyes a little.

If you are just starting with solar energy, you should start small. You can try solar energy without making a major commitment by installing solar landscaping lights. You can find these at many retail establishments. Installation is easy, as you just place them in the land around your walkway.

If you want to use partial solar power, look into some small solar operated appliances. There are two ways to go about it. You might seek out solar panels that can be mounted on or in a window for recharging portable electronic items. Second, purchase solar powered camping products like lanterns or stoves. Each solar option you choose is one you will not have to pay for on your electric statement.

Reposition your panels during the year as the seasons change. The ideal angle of your panels will change throughout the day and from one season to the next.

Solar energy is an excellent way to reduce energy costs in the long term. Solar panels are pricey and could take you years to pay off. You should invest in solar energy only if you’re settling down.

A lot of governments throughout the world could offer tax credits for those that use solar energy. They could offer as much as 30% of the system’s cost. Check online to learn more.

Solar-powered cars can really reduce carbon-based pollutants; however, the technology hasn’t been perfected yet. There are already a number of standalone machines and systems that make excellent use of the power of the sun. Solar powered generators, for example, are available. These are a perfect solution in the event of a power outage.

If you want to help improve the environment, then utilizing solar energy for your home is one of the best ways to go. Since it gets its power from the sun, there is not much you can do to be greener than use solar energy. Use the energy of the sun instead of fossil fuels to help save the planet earth.

If you aren’t ready to take the plunge into a solar power system, consider using a solar attic fan. A solar attic fan has a temperature sensor to automatically switch the fan on when the temperatures in your attic reach a certain threshold. This will lower the amount of energy necessary to cool your home by removing excess heat. As a plus, solar power adds nothing to your monthly energy bill.

Understand that, unfortunately, solar panels aren’t cheap. Therefore, you should probably start out with just a few if necessary. You should find a professional who can conduct an energy audit. This can help you find the ways you waste energy so you can change them. This will allow you to use fewer solar panels.

Just because solar panels are bigger, it doesn’t mean they’re better. Many factors affect the reliability of a particular solar panel systems, such as what is used to make it, its wattage, and what warranty it has. Before making this purchase, every factor needs to be thought through.

Get your set-up checked twice yearly. The technician will ensure everything is running smoothly and angled the right way.

If you live in the southwest portion of the United States you certainly should consider using solar power. This area receives the greatest amount of solar radiation throughout the year, so it is the most cost effective place to use solar panels. You should start comparing prices and learning more about solar energy.

Don’t let price be the only determining factor when deciding on solar panels. Panels can vary by size, wattage, brand, warranty, performance and materials. Thus, you really do need to do your research so that you purchase good quality solar panels. Purchase the highest quality panels that your budget will allow.

If you have more than one person living under your roof, you no doubt know how expensive your electricity bill is. Kids use many electronic devices, like their mobile phones, computers, and televisions, and it can be quite a challenge to get them to remember to save energy. Solar panels are a great way to cut out high energy bills.

Renogy Wanderer 30 Amp 12V Advanced PWM Negative Ground Solar Charge Controller Battery Regulator Compatible with Sealed, Gel, and Flooded Batteries and Wanderer Temperature Sensor
Renogy Wanderer 30 Amp 12V Advanced PWM Negative Ground Solar Charge Controller Battery Regulator Compatible with Sealed, Gel, and Flooded Batteries and Wanderer Temperature Sensor
List Price: $49.99
Current Price: $49.99
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You may have lots of sunlight in the area, but if the roof is in full shade, it simply will not matter. Don’t trust any claims that solar panels can still run efficiently even in the shade. This is false.

When choosing, consider how much energy you need, how much sun your home receives and the type, size and style of solar panels you want. Depending on your specific needs, multiple smaller panels might offer better coverage than one, larger panel.

Check out the landscape before investing in solar panels. There are outputs printed with the panels, but they’re meant for locations with constant sunlight. Shade from overcast, environmental distractions, and trees that are close by can decrease your numbers somewhat.

When designing a new place, have several large windows facing the south for more heat from the sun. Make sure, though, that the materials used also reduce heat all during the summer months. Pros can help you with the design.

You may want to think about solar powered roof tiles if solar panels will be too hard for you to clean. These will help you adopt a greener lifestyle, and they take much less physical energy to maintain them.

Find out more about leasing a solar energy system. This option may help you get started with solar energy with less initial outlay of cash. Many companies offer leases on panels and this can help you get solar energy sooner.

World-wide, solar power is being used today. With the rise in popularity of solar energy, many people are seeing the rewards. It is good for the environment and it saves you money. Apply the information here when trying to make decisions about solar energy.