Top 17 Best 12v Solar Charge Controllers in 2022

Finding the right 12v solar charge controller has become a challenging task because there are so many choices out there. This is why we’ve compiled a list of the best 12v solar charge controllers so that you can compare them and choose the right one to fulfill your needs.

All the 12v solar charge controllers featured on this page are independently chosen. When you make any purchase through links on this site, we may earn a small commission at no extra cost to you.

Followings are the best-selling 12v solar charge controllers on Amazon today:

Last update on 2022-10-03 / Affiliate links / Images from Amazon Product Advertising API

List of the Best 12v Solar Charge Controllers

To make your choice easier, we’ve listed here a collection of the best-selling 12v solar charge controllers available on the market today:

Sale1
Highlighted Features:
  • UPGRADED SOLAR PANEL CONTROLLER: Compatible with 12V 24V system.This solar charge controller helps you manage the working of solar panels and battery in solar systems automatically with the build-in industrial microcontroller. You don't need to reset it when the battery runs out cause it will memorize various parameters set by the user. You can also charge your mobile phone, tablet, PCs through Dual USB output 5V/2.5A (max).
  • SAFE TO USE: Equipped with overcurrent protection, short-circuit protection, inverse connection protection, low voltage, and overcharge protection, and have fully 3-stage PWM charge management. This 30A solar charge controller will help you improve the system efficiency safely and prolong the life span of the battery.
  • PLEASE NOTE: The charge regulator is only suitable for lead-acid batteries: OPEN, AGM, GEL. Do not support any other batteries. The solar controller will turn off automatically to protect the lifespan of your battery if the voltage of the battery drop below 8V.
  • LCD DISPLAY: Let you know the status and data with LCD Display. You can also switch modes and parameter configuration conveniently and can use this controller in a different place like home, industrial, commercial, etc.
  • WARRANTY: 12-month warranty and lifetime technique support. If there is any problem, please contact us through amazon email, we will arrange a refund or a replacement.
2
Highlighted Features:
  • 【12V/24V Automatically Detect】Automatically detects 12V or 24V DC system voltages (for non-lithium batteries only), and the LCD screen and multiple LED indicators display the solar charging and battery operation information, customizable parameters, and error codes
  • 【Smart 4-Stage PWM Charging】Smart 4-Stage PWM charging (Bulk, Boost, Float, and Equalization) increases battery life and improves system performance. Intelligent protection against reverse polarity, overcharging, short-circuit, and reverse current.
  • 【Compact in size】Which makes it easy to install virtually anywhere.
  • 【Multiple battery adaptation】 Deep Cycle Sealed (AGM), Gel, Flooded and Lithium battery option ready.
  • 【Wanderer10A|30A Installation Notes】 The default starting position of the Wanderer controller terminal hatches are closed (in the UP position) that could mistakenly look like an open wire hatch. Make sure to FIRST lower each terminal hatch by screwing the terminals counterclockwise (CCW) to expose the wire terminal hatch to the open position. THEN secure each cable by rotating the screws clockwise (CW) to the closed position.
  • 【Real-time Monitoring】The RS232 port can work with the BT-1 Bluetooth module to deliver real-time energy data across the DC Home smart phone app & Renogy ONE M1
3
Highlighted Features:
  • 30A SOLAR CHARGE CONTRALLER: WERCHTAY Solar Charge controller compatibility with 12V and 24V system, Discharge Current: 30A; dual USB output 5V / 2.5A, Build-in industrial microcontroller for automatical management, memorizing various parameters set by the user and the data won't be lost when the battery runs out, suitable for lead-acid batteries: OPEN, AGM, GEL.
  • FUNCTIONAL LCD SCREEN: Easy to install and operate, Intuitive LCD display that can clearly indicate the status and data is able to switch modes and parameter configuration, The level of complete power-off is adjustable, which can perfectly protect the lithium battery from over-discharge, suitable for home, industrial, commercial etc.
  • 3-STAGE PWM CONTROL CHARGING: Fully 3-stage PWM regulation charging using direct charge, lifting charge, floating charge three-stage PWM regulation charging mode. Using the controller to realize efficient and fast intelligent charging, and effectively prolong the service life of the battery.
  • MULTIPLE INTELLIGENT PROTECTION: Built-in overcurrent protection, short circuit protection, reverse connection protection, open circuit protection, all automatic recovery, no damage to the controller, a reliable protector for your devices.
  • OUR SALES SERVICE : WERCHTAY Solar charge controller built-in instructions, please refer to the operating instructions to learn how to install and use. If you are not satisfied with your order, We have professional customer service personnel who can solve your problems online 7/24h.
4
Highlighted Features:
  • 4-STAGE PWM Technology: The Voyager controller is equipped with advanced smart PWM technology with high charging efficiency. It provides 4-stage charging (Bulk, Absorption, Float and Equalization) in order to protect the battery.
  • IP67 Rated Waterproof: With an IP67 rated waterproof design, the Voyager controller is suitable for outdoor use and will remain fully operational when exposed to water spray, rain, or condensation.
  • Multiple Protections: The Voyager controller has multiple intelligent protections against reverse polarity, over charge, short-circuit, reverse current, overload, and over discharge, keeping your battery fully protected.
  • Support Multiple Battery Types: The Voyager controller can automatically sense 12V or 24V system voltage when paired with a Gel, AGM, or Flooded batteries. It also comes with a Lithium activation feature.
  • Backlit LCD displaying system: The Voyager comes with an LCD display showing accurate and timely information including charging current, generated energy, temperature, battery voltage, and error codes that allows users to monitor and control charging.
5
Highlighted Features:
  • ✔️【Waterproof Solar Charge Controller】IP67 waterproof, suitable for outdoor use. Automatically identify voltage, 12V Max power: 150W, 24V Max power: 300W. The maximum current is 10A. Compatible with various 12V/24V deep-cycle batteries, such as AGM, GEL, Flooded. Adopting brand MCU chips to realize fast intelligent control and ultra-low standby power consumption.
  • ✔️【Intelligent protection】Intelligent 3-stage PMW charging improves charging efficiency. The solar controller not only extends battery life and improves system performance, but also has multiple protection functions: Battery under-voltage, over-voltage, output overload, short circuit, battery, solar panel anti-back connect protection.
  • ✔️【Indicator Monitoring】You can understand its current working status through the three indicators on the solar panel charge controller. Load normal output: green light is always on; battery is normal: green light is always on; solar panel is charging normally: red light is always on.
  • ✔️【Easy to install and operate】The solar panel controller adopts SAE port, plug and play. A manual with clear connection steps is included. There are 2 pre-drilled holes on the controller, you can install it anywhere according to your needs!
  • ✔️【What You Get】1 solar charger controller, 1 manual. Extended 12 months warranty and our 7*24h technical service support. If you have any questions, please contact us directly.
6
Highlighted Features:
  • [Compact & Portable ] Improved over the PMW charge controller, Allto Solar MPPT (Maximum Power Point Tracking) charge controller bringing a new generation to maximizing use solar power to charge your system, it is 25% smaller in size but captures as high as 15%-30% performance to charge the battery with no additional self power consumption. High tracking efficiency of up to 95% while PMW charge controller is 65%-80%. Automatically detect 12V DC system voltage.
  • [ Multi-protection to Ensure Safety ] Built in over temperature protection, over voltage protection, over current protection, over charging protection, over discharging protection, over load protection, short circuit protection to provide full protection for your battery, to maximally avoids the damage due to system fault or installation error.
  • [ Works with Multiple Batteries ] Compatible with AGM, Gel, Deep Cycle Sealed, Gel, Flooded and LiFePO4 Lithium Battery. 3 stage charging: boost, float, and equalization to get the maximun use of solar energy. Great for deep cycle, starter, marine, car, powersport and more.
  • [ Visual Monitor ] Equipped with digital LCD display to visual monitor the working conditions of solar panels and battery. Powered directly by sunlight, no drain from your battery ! Come with auto memory function, automatically return to its last selected mode.
  • [ Temp Sensor ] An integrated thermal sensor eliminates over-charging in hot climates and under-charging in cold climates.
  • [ Easy to Use ] SAE connector allows fast and easy connection or disconnection, plug and play. Really practical and useful. IMPORTANT: This MPPT charge controller has standard polarity as shown in the image of the user manual, a polarity adapter is required if your solar panel doesn't match the charge controller. Check our MPPT with polarity adapter ASIN: B09W5YCRR7.
7
Highlighted Features:
  • DUAL USB 60A MPPT SOLAR CHARGE CONTROLLER: WERCHTAY MPPT Solar Charge controller compatibility with 12V and 24V system, Using innovative MPPT technology high tracking efficiency up to 99%; Compared with normal solar charge controller, this MPPT controller could increase efficiency by 10%-30%.
  • MULTIPLE INTELLIGENT PROTECTION: Built-in overcurrent protection, short circuit protection, reverse connection protection, open circuit protection, all automatic recovery, no damage to the controller, a reliable protector for your devices. To protect the lifespan of your battery, once the voltage of the battery drops below 8V, the solar controller will turn off automatically.
  • FUNCTIONAL LCD SCREEN: Easy to install and operate, Intuitive LCD display that can clearly indicate the status and data is able to switch modes and parameter configuration. The level of complete power-off is adjustable, which can perfectly protect the lithium battery from over-discharge, suitable for home, industrial, commercial etc.
  • INDUSTRIAL-GRADE MASTER CHIP: 16AD sampling accuracy, temperature Charging current, discharge current accurate real-time display, power generation at a glance.
  • OUR SALES SERVICE: WERCHTAY MPPT Solar charge controller built-in instructions, please refer to the operating instructions to learn how to install and use. If you have any product quality problems, we have professional customer service personnel who can solve your problems online 7/24h.
Sale8
Highlighted Features:
  • Automatically detect 12V or 24V DC system voltages Innovative MPPT technology with high tracking efficiency up to 99% and peak Conversion efficiency of 98%
  • Die-cast aluminum design for heat dissipation and The capability of measuring the battery's temperature and remote monitoring Customizable charging voltages
  • Charges over-discharged lithium-ion batteries Error code detection for easy self diagnoses
  • Compatible with various Deep Cycle battery options: Sealed, Gel, Flooded, and Lithium Electronic protection: Overcharging, over-discharging, overload, and short circuit Reverse protection: Any combination of solar module and battery, without causing damage to any component 4-stage charging: Bulk, Boost, Float, and Equalization and LCD screen with programmable charging parameters
  • RS232 port allows the Rover to communicate with the BT-1 Bluetooth module, which can pair with the Renogy DC Home smart phone app
Sale9
Highlighted Features:
  • IP68 Rated Waterproof, this Intelligent 4-stage PWM solar charging controller is suitable for outdoor use,you can use it for solar fencing system, solar monitoring system, solar lighting system or other solar system.
  • It has short circuit protection, over charge protection, over discharge protection, reverse protection. Can extends battery life time.
  • Can automatically senses 12V or 24 Volt for your batteries, working mode of the solar charge regulator is 24 hours.
  • With short cables for connecting with solar panel, battery and load, and three LED lights can help you to know solar charging status, battery level, and load status.
  • Easy to mount directly on the frame of the solar panel, with heat sink design at bottom and 2pcs mounting holes. its small size also can saves you some space.
Sale10
Highlighted Features:
  • WIDE COMPATIBILITY: The solar charger controller with 30A rated discharge current is compatible with 12V or 24V system automatically, suitable for lead-acid batteries: OPEN, AGM, GEL. Dual USB 5V/3A output ports support mobile phones, tablet PCs or other devices that require 5V voltage. Please read the manual carefully.
  • RELIABLE PROTECTION: EEEKit solar charge regulator provides over-current protection, short-circuit protection, inverse connection protection, low voltage and overcharge protection, a reliable protector for your devices.
  • INTELLIGENT DESIGN: Build-in industrial microcontroller for automatical management, memorizing various parameters set by the user and the data won't be lost when the battery runs out. The solar controller will turn off automatically once the voltage is too low.
  • FUNCTIONAL LCD DISPLAY: Intuitive LCD display that can clearly indicate the status and data is able to switch modes and parameter configuration, suitable for home, industrial, commercial, etc.
  • EASY TO USE: The charge controller should connect the battery first, then the solar panel, and finally the load! You can change the settings by the simple one-button operation. Don't worry of the unsatisfied product you received. We offer a 30-days money-back guarantee and 12-month warranty for quality-related issues.
Sale11
Highlighted Features:
  • Safe Use: built in overcurrent/ protection function, open circuit protection, reverse polarity protection, they are self recovery type, do not hurt the panel solar controller, more safely applied in home, industry and so on
  • LCD Display: the operation of the solar controller high definition display system is clear at a glance, and the display timing settings correspond to the LCD display one by one, which is clear and intuitive; At the same time, one button operation can complete the setting
  • ABS Engineering Plastic Shell: the solar panel charge controller is designed with high strength ABS engineering plastic shell, impact resistance, high ignition point, anti aging, corrosion resistance and other characteristics, effective service life and safety
  • 30A Solar Charge Controller: this solar battery controller regulator is equipped with industrial grade main control chip, with full 3 level PWM charge management, dual MOS anti backflow circuit, ultra low heat generation, improved system efficiency
  • Widely Applied: outdoor solar controller with dual USB ports is compatible with 12V/ 24V systems; The 5V/2A USB port supports mobile phone charging or any other 5 voltage devices, which can protect the lithium battery from overcharge and discharge, suitable for home, industry, business and so on
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Highlighted Features:
  • 【32-bit high-speed main control chip】 The solar charge controller adopts ST 32-bit chip and Complete multi-stage PWM charge management, which can track power faster and more accurately, and maximize the use of solar panel energy for your system Charging, it's safer to use
  • 【Functional LCD display】: Automatic detection of 12V or 24V DC system voltage, intuitive LCD display, can clearly display status and data, you can also easily switch modes and parameter configuration, suitable for home, industry, business, etc. The LCD has a built-in energy-saving backlit LCD, which is clearer and more beautiful to use
  • 【Safe & Reliable】Built-in reverse connection protection, open-circuit protection, high-temperature protection, over-current/short-circuit protection (optional), which are all self-recovery types, with no damage to the controller. Double MOS anti-backflow circuit, ultra-low heat generation. Reduce battery damage and prolong service life
  • 【4-Stage Safely Charging】Multiple charging modes to maximize battery protection, Features 4-stage charging (Bulk, Boost, Float, and Equalization) of Lead Acid Batteries and 2-stage charging (Bulk and Boost) for Lithium batteries as well as Lithium Reactivation
  • 【Wide compatibility】Compatible with 12v/24v batteries, SLD/FLD/GEL/LiFePO4/AGM/ternary lithium battery, the solar charge controller can be automatically reset after disconnection or wake up automatically after setting the battery type lithium battery
13
Highlighted Features:
  • LCD Screen Display: This solar panel charger controller with LCD digital screen which is with energy-saving backlight to display all parameters, display better, more clea and more power-efficient
  • Fully Automatic: This solar panel regulator with output switch, easy to operate. The battery indicator light on the controller will be on if successfully connected
  • Power-efficient: Microcontroller digital accuracy, when solar panel regulator is charging, the arrow between the panel icon and the battery icon will flash fastly, when the battery was a full charge, it will be slow flashed, will stop charging. The function of the solar charge controller is to protect the voltage overshoot and discharge. Available for DC lamp and phone charging (Please correctly connect the positive and negative terminals, makes sure all terminals are connected tightly.)
  • Rated Discharge Current : 20A; USB Output Voltage: 5V; USB Output Current: 1.5A; DC Output Voltage: 12V-24V, DC Output Current: 20A. To connect your load and the cables with the right polarity and then connect with the load output port of the controller. Pay special attention to + - polarity to avoid reversed connection
  • Protection Functions: Overload and Short circuit protection, Lightning protection, Under-voltage protection, Over-charging protection, Reverse Polarity protection. Use PWM and WPC mode, improve system efficiency and prolong the life span of the battery
14
Highlighted Features:
  • 【 APPLY TO 12V SOLAR PANELS】:The 8A solar controller is used only for 12V solar panels and 12V batteries. The solar panels can convert light energy into electric energy stored in batteries which will be protected by the solar controller.
  • 【THE MAXIMUM INPUT OF SOLAR ENERGY IS 130W】:The maximum power of solar panels is130W, the maximum voltage 22V, and the maximum current 8A. It is suitable for 12V rechargeable batteries. In order to lengthen its service life, please do not overload.
  • 【EASY TO MONITOR THE LED INDICATOR LIGHTS】: The solar controller integrates two LED lights, both green and red indicator lights on (fully charged) and only the red one (charging). The product also provides overcharge, over-discharge, overload protection, as well as short-circuit and reverse-connection protection.
  • 【HOW TO CONNECT】: Before connecting, please identify the correctness of positive and negative polarity, our controller red is positive, black is negative, please connect positive to positive, negative to negative, we have attached polarity converter, if the product does not work, please contact the after-sales email, we will reply you in time.
  • 【MULTI-PROTECTION 】:The product provides overcharge, over-discharge, overload protection, as well as short-circuit and reverse-connection protection. 【The controller needs to be connected to a battery to work. 】【Advantage 1: 】 It will turn off automatically at night, and won’t consume battery power. 【Advantage 2: 】If there is connection errors,it will not be damaged.
Sale15
Highlighted Features:
  • 【12V/24V Automatically Detect】Automatically detects 12V or 24V DC system voltages (for non-lithium batteries). The LCD screen and multiple LED indicators display the solar charging and battery operation information, customizable parameters, and error codes.
  • 【Smart 4-Stage PWM Charging】Smart 4-Stage PWM charging (Bulk, Boost, Float, and Equalization) increases battery life and improves system performance. Intelligent protection against reverse polarity, overcharging, short-circuit, and reverse current.
  • 【Flush Mount Design】Designed to cleanly flush mount on walls, providing a sleek, integrated look. An included Surface Mount Attachment allows for versatility in mounting.
  • 【Negative Ground】The Adventurer is a negative ground controller. This ensure compatibility with any negative ground system, which is the standard and most conventional way of grounding. Any negative connection on the solar module, battery and load can be safely earth grounded as required.
  • 【Multiple Battery Adaptation】 Deep Cycle Sealed (AGM), Gel, Flooded and Lithium battery option ready.
  • 【Real-time Monitoring】The RS232 port can work with the BT-1 Bluetooth module to deliver real-time energy data across the DC Home smart phone app & Renogy ONE M1
16
Highlighted Features:
  • DUAL USB 30A MPPT SOLAR CHARGE CONTROLLER: WERCHTAY MPPT Solar Charge controller compatibility with 12V and 24V system, Using innovative MPPT technology high tracking efficiency up to 99%; Compared with normal solar charge controller, this MPPT controller could increase efficiency by 10%-30%.
  • MULTIPLE INTELLIGENT PROTECTION: Built-in overcurrent protection, short circuit protection, reverse connection protection, open circuit protection, all automatic recovery, no damage to the controller, a reliable protector for your devices. To protect the lifespan of your battery, once the voltage of the battery drops below 8V, the solar controller will turn off automatically.
  • FUNCTIONAL LCD SCREEN: Easy to install and operate, Intuitive LCD display that can clearly indicate the status and data is able to switch modes and parameter configuration. The level of complete power-off is adjustable, which can perfectly protect the lithium battery from over-discharge, suitable for home, industrial, commercial etc.
  • INDUSTRIAL-GRADE MASTER CHIP: 16AD sampling accuracy, temperature Charging current, discharge current accurate real-time display, power generation at a glance.
  • OUR SALES SERVICE: WERCHTAY MPPT Solar charge controller built-in instructions, please refer to the operating instructions to learn how to install and use. If you have any product quality problems, we have professional customer service personnel who can solve your problems online 7/24h.
17
Highlighted Features:
  • 12/24VDC automatically identifying system voltage, 150V Max. PV Open Circuit Voltage. Die-cast aluminum design, ensuring excellent heat dissipation characteristic.
  • Advanced MPPT (maximum power point tracking) technology, tracking efficiency no less than 99.5%, maximum conversion efficiency of 98%.
  • Support 4 charging options: Sealed, Gel, Flooded and User.
  • Solar Panel Charge Regulator with RS485 interface , it can be monitored by cellphone APP(eBox required), PC Software and MT50 remote meter. available to meet various communication requirements in different situations.
  • MPPT Solar Regulator can be widely used for various applications, e.g. solar RV, household system and industrial field monitoring, etc.

Last update on 2022-10-04 / Affiliate links / Images from Amazon Product Advertising API

Guide for Choosing the Best 12v Solar Charge Controller

If you are ever in the market for buying 12v solar charge controller, you probably know how difficult it is to find the best one for the money. You may get confused thinking about:

  1. Who makes the best quality 12v solar charge controller in the industry?
  2. Which one is the best 12v solar charge controller for the money?
  3. How to choose the right 12v solar charge controller on the market?

When it comes to choosing the right 12v solar charge controller among a wide variety of options, you should consider some factors. Those factors may include quality, performance, features, value, etc. Without considering those factors you may end up buying a poor quality 12v solar charge controller that will not provide you with the best value for your money.

Before investing in 12v solar charge controller, you should find the answer to the following questions:

  • Do you really need to buy 12v solar charge controller?
  • How much value you are expecting from the 12v solar charge controller?
  • What factors do you believe should be considered when buying 12v solar charge controller?

To help you make an informed decision, here we are going to discuss the factors that you should consider when shopping for 12v solar charge controller whether online or from any retail store.

Product Quality

Product quality should be the most important factor to consider when shopping for 12v solar charge controller. You are going to use this product for a long time. So, you should consider the quality of the 12v solar charge controller and make sure it will fit your requirement.

Features

The 12v solar charge controller comes with a lot of features and functionalities. In this article, we’ve mentioned the features of each of these 12v solar charge controllers so that you can choose the right one for your needs. You should read all the features of the 12v solar charge controller before making a decision.

Price

You can get an array of 12v solar charge controllers, from the cheapest to the most expensive. The 12v solar charge controller that costs more is usually made from better materials and will last longer than a cheaper one. But if you want to be able to purchase a new 12v solar charge controller every few months, you may want to consider the budget-friendly options.

Reviews and Ratings

Finally, the customer reviews and ratings should be considered when buying 12v solar charge controller. Good customer reviews and ratings indicate that the 12v solar charge controller is going to perform well whereas bad ratings and negative reviews indicate that people already have faced problems using that particular product.

Final Verdict

We hope you enjoyed our listing about the best 12v solar charge controllers. As you can see, there are still so many alternatives to choose from. So, it’s better to check out each of these items carefully and pick the right 12v solar charge controller that сan satisfies all your requirements.

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