Finding the right 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 solar charge controllers so that you can compare them and choose the right one to fulfill your needs.

All the 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 solar charge controllers on Amazon today:

List of the Best Solar Charge Controllers

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

1

Highlighted Features:

  • SmartSolar MPPT 100-Volt 30 amp: A solar charger gathers energy from your solar panels, and stores it in your batteries, Using the latest, fastest technology, SmartSolar maximises this energy-harvest
  • The Victron Energy SmartSolar charge controller will even recharge a severely depleted battery. It can operate with a battery voltage as low as 0 Volts, provided the cells are not permanently sulphated or otherwise damaged
  • MPPT Solar charge controller: By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every drop of available power is rinsed out of your panels, and harvested for storage
  • Anytime anywhere remotely control and monitor the extensive features of your SmartSolar MPPT solar charge controller with built-in Bluetooth by pairing it with your smartphone or other device via VictronConnect
  • Incorrect installation can be hazardous, Please consult a licensed professional and follow all applicable electrical codes during installation.
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.
3

Highlighted Features:

  • High Charging Ability: Large Power 80 amp solar charge controller, 12V/24V Auto Identification, 5V USB output, Max PV Array input Voltage/Power (Battery Voltage): 24V/960W(12V), 48V/1920W(24V), Get Free Battery Monitor in the Package
  • Intelligent High-complex Protection Technology: Short Circuit Protection, Overcharge Protection, Over-current Protection, Reverse Connection Protection
  • ABS Material Shell Design: Anti-Fall & Durable Overall Design, Achieve the Longest Product Service Lifetime
  • Enhanced Heat Sink: High-Quality aluminum alloy Heat Sink, Super Efficient Heat Dissipation, the thickest Part can Reach to 0.12 In. Simple Operation: 1, Simple & Easy Button Operation 2, Adjustable Charge-Discharge Parameter 4, Operation Mode of Load is Settable
  • Our controller is backed by FULL MONEY BACK GUARANTEE! If for any reason you are not satisfied with this purchase, kindly contact us and our dedicated world class customer support team will offer a replacement or full refund without any cost from your side!
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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.
Sale5

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
6

Highlighted Features:

  • Solar Panel: Fit for 900W(12V);1700W(24V);3400W(48V);Max input Voltage:150V PV.
  • MPPT best working voltage range:DC18V-DC80V(12V);DC30V-DC100V(24V);DC65V-DC150V(48V)
  • Support 4 charging options: Sealed Gel AGM Flooded Lithium Battery, User-defined,
  • 12V 12V 24V 48V Auto,36V need to be adjusted by yourself
  • LCD Display—clear to see operating data and working condition, Real-time energy statistics function with Multiple load control modes,Mppt solar charge controller Display the daily power generation curve and current curve.
  • Multiple protection against overcharge, over discharge, over load, short circuit, reverse polarity, over heat and battery under voltage
  • The tracking rate of maximum power is ≥98% and the maximum conversion rate is >98%
7

Highlighted Features:

  • 30A PWM solar controller, Intelligent controller able to choose 12V/24V/36V/48V Lead-acid battery (Sealed, Gel, Flooded) and Lithium battery (LiCoMnNiO2, LiFePO4)
  • Multiple load control modes: 24Hours Working Control, Light Control, Light and Dual Time Control
  • Controller Automatic temperature compensation and Full protection, like Reverse-Polarity, Battery Reverse, Over-Heating,Over-Current, Over-Load, Low-Voltage Lightning Protection.
  • 4 stages PWM charging: Bulk, Absorption, Equalize, Float;
  • Double USB output 5V/2A and LCD display with Back-lighting shows device’s operating data and working condition
8

Highlighted Features:

  • Programmable to Charge Battery Voltages from 12 VDC to 60 VDC.
  • Advanced Continuous Maximum Power Point Tracking Increases PV Array Output by up to 30%.
  • Backlit 80 character-display shows the current operational status.
  • Input PV voltages up to 150VDC open circuit for charging battery banks from 12-60VDC.
  • Gets more amp hours from your solar panels into your batteries everyday.
9

Highlighted Features:

  • SmartSolar MPPT Tr 150-Volt 60 amp: A solar charger gathers energy from solar panels, and stores it in your batteries, Using the latest, fastest technology, SmartSolar maximises this energy-harvest
  • The SmartSolar charge controller will even recharge a severely depleted battery. It can operate with a battery voltage as low as 0 Volts, provided the cells are not permanently sulphated or otherwise damaged
  • By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every drop of available power is rinsed out of your panels, and harvested for storage
  • Anytime anywhere remotely control and monitor the extensive features of your SmartSolar MPPT charger with built-in Bluetooth by pairing it with your smartphone or other device via VictronConnect
  • Incorrect installation can be hazardous, Please consult a licensed professional and follow all applicable electrical codes during installation
10

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 monitor the real-time solar current and the battery voltage and to know the exact working condition of the solar panel and battery. Completely powered by solar directly, no power consumption for the 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, 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.
11

Highlighted Features:

  • LiFePO4: ExpertPower’s newest line of batteries – The No.1 Sealed Lead Acid Battery Seller on Amazon.
  • This Off-Grid Solar System Kit includes two 100W Monocrystalline Solar Panels and one 20A MPPT Solar Charge Controller with Bluetooth, one pair 10ft 12AWG MC4 Solar Cables, one pair 6ft 12AWG Battery Cables and two sets Solar Panel Mounting Brackets.
  • System Detect: The 20A MPPT controller automatically recognizes 12V and 24V systems for quick setup and utilizes modern solar technology to maximize your solar array’s power generation by over 20% through sophisticated tracking and capture compared to PWM with auto-detects 12V/24V systems.
  • Smart Tech: The controller automatically regulates charging profiles relative to ambient temperatures, providing the best level of charge in any condition and protecting against over-charge, over-discharge, overload, and short circuit.
  • Digital Display: The unit offers an ease-of-access screen interface, displaying data ranging from state of charge to battery health.
12

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.
13

Highlighted Features:

  • SmartSolar MPPT Tr VE Can 150-Volt 100 amp, Battery Voltage: 12/24/48V Auto Select (software tool needed to select 36V): A solar charger gathers energy from solar panels, and stores it in batteries, Using the latest, fastest technology, SmartSolar maximises this energy-harvest
  • The Victron Energy SmartSolar charge controller will even recharge a severely depleted battery. It can operate with a battery voltage as low as 0 Volts, provided the cells are not permanently sulphated or otherwise damaged
  • MPPT Solar charge controller: By constantly monitoring the voltage and current output of your solar (PV) panels, MPPT technology ensures that every drop of available power is rinsed out of your panels, and harvested for storage
  • Anytime anywhere remotely control and monitor the extensive features of your SmartSolar MPPT solar charge controller with built-in Bluetooth by pairing it with your smartphone or other device via VictronConnect
  • Incorrect installation can be hazardous, Please consult a licensed professional and follow all applicable electrical codes during installation
Sale14

Highlighted Features:

  • Fit for solar Panel: 1140W(12V);2260W(24V);3420W(36V);4540W(48V);Max input Voltage:150V PV;MPPT best working voltage range:DC18V-DC80V(12V);DC30V-DC100V(24V);DC65V-DC150V(48V)
  • APC series MPPT Charge Controller: 12V/24V/48V Auto identifying system volt. Auto control system to limit the charging power & current go over the rated value.
  • RS485 Communication:connect a wifi box (need to buy extra). It can remotely control MPPT and view relevant data through the mobile phone of Android system.
  • Support for 4 type Battery charging: Lead-acid (Sealed, AGM, Gel, Flooded) and User ( Lithium Battery).
  • The tracking rate of maximum power is ≥99% and the maximum conversion rate is >98%,can be widely used for various applications, e.g. solar RV, household system and industrial field monitoring, etc.
  • LCD Display—clear to see operating data and working condition, Real-time energy statistics function with Multiple load control modes,Mppt solar charge controller Display the daily power generation curve and current curve.
15

Highlighted Features:

  • Negative Ground Tracer AN series MPPT Controller: 12V/24V/36V/48V Auto identifying system voltage. Auto control system to limit the charging power & current go over the rated value.
  • Max Input Current: 60 amp: Max Input Solar Power: 750W/12V 1500W/24V 2250W/36V 3000W/48V; Max input Voltage: 150V; Real-time energy recording and statistical.
  • 60A Mppt Charge Controller support for 4 type Battery charging : Litium, Lead-acid (Sealed, AGM, Gel, Flooded) and User (couldn’t set Lithium). Battery temperature compensation function to ensure the controller’s life.
  • RS-485 communication bus interface and Modbus communication protocol, available to meet various communication requirements in different situations.
  • The stocks starting from August 2020 are all upgraded versions that support lithium batteries.Please always connect the battery before connect the solar panel.
Sale16

Highlighted Features:

  • 【Innovative MPPT Design】Die-cast aluminium design ensuring excellent heat dissipation and Renogy Maximum Power Point Tracking technology with a high tracking efficiency of up to 99% and peak conversion efficiency of 98%. It is the best charging solution even in cloudy environments where the max power point of the solar panels will fluctuate all day.
  • 【12/24/36/48V Automatically Detect】Automatically detects 12V, 24V, 36V or 48V DC system voltages (for non-lithium batteries), which is suitable for RVs, Commercial Vehicles, Boats, Yachts, and any off-grid system.
  • 【Full System Protection】Meant to safeguard your system, the self-diagnostic capability can assess and protect against reverse polarity, battery overcharging, battery over-discharging, overload, short-circuiting, and reverse current.
  • 【Easy to use LCD】 LCD screen and multiple LED indicators for displaying system operation information, customizable parameters, and error codes.
  • 【4-Stage Safely Charging】Features 4-stage charging (Bulk, Absorption, Float, and Equalization) of Lead Acid Batteries and 2-stage charging (Bulk and Absorption) for Lithiuim batteries as well as Lithium Reactivation
  • 【Multiple Battery Adaptation】 Compatibility with multiple battery types for convenient use: Sealed Lead Acid, GEL, Flooded and Lithium Iron Phosphate.
17

Highlighted Features:

  • SYSTEM COMPATIBILITY: Designed for use in larger systems. Parallel scalability of chargers and load controllers for large, hybrid systems. Max Battery Current: up to 60A (depending on model; see model comparison chart). Max. PV Open Circuit Voltage (Voc) 150V(without damage to unit)
  • UNIQUE FEATURES: Highest peak efficiency for off-grid controllers. Ideal for use in cloud-connected, networked systems through communications protocols—“speaks” Modbus, and SNMP (with optional EMC-1). Built-in meter on TS MPPT 60M; available option on other models (order TS-M-2). Remote meter option (order TS-RM-2)
  • TRAKSTAR MPPT TECHNOLOGY MAXIMIZES ENERGY HARVEST AND LOWERS OVERALL SYSTEM COST: 98% Peak Efficiency. Excellent performance at sunrise and low or variable solar insulation levels. Decreases the number of solar modules needed based on the extra energy harvest.
  • EXTENSIVE PROTECTION AND DIAGNOSTICS BUILT-IN: Built-in extensive electronic protection against surge, short-circuit, over-current, reverse polarity conditions. Advanced self-diagnostics warns against installation or user errors. Custom programmability, with or without a PC. Data logging- up to 256 days worth
  • LOWEST HARDWARE FAILURE RATE IN THE INDUSTRY, BACKED BY A FIVE-YEAR WARRANTY: Most Morningstar products ever built are still in use, some for over 25 years, thanks to smarter digital design, superior internal engineering, and over-spec components.  Advanced thermal engineering eliminates cooling fans which can fail, suck in dirt, shorten component life and waste precious solar electricity.  Industrial-strength build quality inside and out, right to the controller’s steel exterior casing

Guide for Choosing the Best Solar Charge Controller

If you are ever in the market for buying 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 solar charge controller in the industry?
  2. Which one is the best solar charge controller for the money?
  3. How to choose the right solar charge controller on the market?

When it comes to choosing the right 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 solar charge controller that will not provide you with the best value for your money.

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

  • Do you really need to buy solar charge controller?
  • How much value you are expecting from the solar charge controller?
  • What factors do you believe should be considered when buying 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 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 solar charge controller. You are going to use this product for a long time. So, you should consider the quality of the solar charge controller and make sure it will fit your requirement.

Features

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

Price

You can get an array of solar charge controllers, from the cheapest to the most expensive. The 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 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 solar charge controller. Good customer reviews and ratings indicate that the 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 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 solar charge controller that сan satisfies all your requirements.