10 Best Solar Charge Controllers 2024

20A Solar Charge Controller Solar Panel Battery Intelligent Regulator with – ⭐ Best Overall Solar Charge Controller

4332694907 by Binen

• Color: 20A-Blue
• Weight: 0.37 pounds

• ☀☀☀20A Solar Charge controller : Binen solar charger controller are UL 1741 certified,the solar charger controller compatibility with 12V 24V system. Discharge Current: 10A,build-in industrial micro controller, automatically manage the working of solar panel and battery in solar system. Dual USB output 5V/2.5A (max), to support mobile phone chargeing.
• ☀☀☀Multiple Protection Functions: Binen solar controller has short-circuit protection, open-circuit protection,reverse protection, over-load protection. Fully 3-stage PWM charge management, improve system efficiency and prolong the life span of the battery.
• ☀☀☀Battery Type: The charge regulator is only suitable for lead-acid batteries: OPEN, AGM, GEL, it is not suited for nickel hydride, lithium, Liions, or other batteries. For protecting the lifespan of your battery, once the voltage of the battery drop below 8V, the solar controller will turn off automatically.
• ☀☀☀LCD Display: Comes with a display that can clearly indicate the status and data, it can be conveniently switched modes and parameter configuration, suitable for home, industrial, commercial etc.
• ☀☀☀Easy to Install and Operate: The charge controller should connect the battery first, then the solar panel, and finally the load! The disassembly sequence is contrary to the wiring order.Dual mosfet Reverse current protection, low heat production. ( Note: The charge controller will heat up when it is running. Please be careful to install the charger controller on a flat, well-ventilated place)

[2021 Upgraded] 30A Solar Charge Controller – 💲 Best Budget Solar Charge Controller

by Depvko

• 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.

Renogy Wanderer 10 Amp 12V/24V PWM Negative Ground Solar Charge

Wanderer 10 Amp 12V/24V by Renogy

• Release date: 04/30/2018
• Weight: 0.27 pounds
• Dimensions: 4.7 x 3 x 1.1 inches
• Warranty: 1-year material warranty

• Optimized for a 12V/24V system; Deep Cycle Sealed (AGM), Gel, Flooded and Lithium battery option ready.
• 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.
• Backlit LCD screen displays system operation, diverse load control, and error codes.
• Integrated 5V 2A USB ports to charge USB devices. Compact in size makes it easy to install virtually anywhere.
• Capable of charging over-discharged lithium batteries. Integrated RS232 port allows communication with BT-1 Bluetooth module and usage of Renogy DC Home smartphone app.
• Power Source Type: Solar-Powered
• 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.
• Simple Install: Fully open the hatch (CCW), insert the appropriate wires, and completely close the hatch (CW).

GHB 20A 12V 24V Solar Charge Controller Auto Switch LCD

43237-2 by GHB

• Color: Black
• Dimensions: 5.1 x 3.9 x 1.2 inches

• 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 the 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 flashe fastly, when the battery was a 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 >> 20A; USB Output Voltage: 5V; Total USB Output Current: 3A; DC Output Voltage: 12V. 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, otherwise, your load may be damaged. (Kindly suggest to use standard 11-15 AWG wire to connect with terminals perfectly.)
• 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.

Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar Charge

RNG-CTRL-RVR40 by Renogy

• Weight: 2.4 pounds
• Dimensions: 6.8 x 9.4 x 2.9 inches

• 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

EEEKit 30A Solar Charge Controller

H026100-E008135338 by EEEKit

• Color: 30a
• Dimensions: 7 x 13.5 x 2.5 inches

• 【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.
• 【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】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.

EPEVER MPPT Solar Charge Controller 40A 150V PV Solar Panel – 👑 Premium Pick

Tracer4215BN-MT50 by SolarEpic

• Weight: 4 pounds
• Warranty: We offer 2 years limited warranty

• Negative Grounding MPPT Solar Charge Controller Tracer4215BN, The Advanced MPPT Control Algorithm makes this 40 Amp MPPT Controller Tracking Efficiency higher than 99.5%
• 150V Max PV Input Allow this Charge Controller Handles More Solar Panels Wiring in Series to minimize PV current, 5 x 12V Solar Panel Connecting in Series will be applicable
• Work with all Lead Acid Batteries, Sealed AGM GEL and Flooded Battery, User mode allows buyer setting their own charging parameters.
• RS-485 communication bus interface and Standard MODBUS interface available to meet various communication requirements, Temperature Sensor and PC monitoring Cable Attached
• This 40 amp MPPT Solar Panel Charger works with 600W Solar Panel on 12V Battery System and 1200W on 24V Battery. Max Solar Panel 1560W, multiple load mode allow you set the load on/off in different situation. A Solid State Relay is recommended if you are using a Power Inverter

PowMr MPPT Charge Controller 60 amp 48V 36V 24V 12V

MPPT-60A by PowMr

• Color: 60A MPPT 48V 36V 24V 12V

• ❶【Software Update Version】100% MPPT 60A solar charge controller Intelligent, Max efficiency ≥98.1%, PV utilization ≥99%.Built-in DSP controller with high performance Automatic battery voltage detection 12V/24V/36V/48V, Make sure batteries' voltage more than 12V to boost controller and make sure battery has enough power to Self-detection when connected to the controller.
• ❷Fit for USER(can be set Lithium, Lifepo4, Li(NiCoMn)O2)/Vented/Flooded/Sealed/Gel/NiCd battery.User programmable for absorption voltage/Floating voltage/Low voltage disconnect./Load Timer. Real-time energy recording.
• ❸Blacklight LCD Dispaly PV voltage/output power/Battery voltage/charging current/working mode/Temperature, ☀ TROUBLESHOOTING function and LCD display and can help users not only check the whole system operating data and statuses but also quickly identify system faults and modify parameters.
• ❹Intelligence Fan-on temperature >45℃ and off < 40℃,Porous heat dissipation.and fan use BEARING technologies increase life UP TO 5000hrs in normal use.

60A MPPT Solar Charge Controller DC 12V24V48V Auto Battery Regulator

B07GW57RN5 by Onesolar

• Color: Yellow
• Dimensions: 12.3 x 9.1 x 3.6 inches

• Solar Panel: Fit for 900W(12V);1700W(24V);3400W(48V);Max input Voltage:150V PV
• The tracking rate of maximum power is ≥98.5% and the maximum conversion rate is >98%,、Intelligent maximum power point tracking technology increases efficiency 25%~30%.Ultra-fast tracking speed, tracking 1 times per second.
• LCD Display---clear to see operating data and working condition, Real-time energy statistics function with Multiple load control modes,Chinese and English, multi-function LCD screen and operation menu.
• Display the daily power generation curve and current curve. Display fault records, to facilitate customer troubleshooting in a timely manner.
• Support 4 charging options: Sealed, Gel, Flooded and User-defined.Perfect protection function.

Renogy Adventurer 30A 12V/24V Negative Ground PWM Flush Mount Charge

Adventurer 30A Li 12V/24V by Renogy

• Release date: 02/22/2018
• Color: black
• Weight: 0.6 pounds
• Dimensions: 6.6 x 4.5 x 1.9 inches
• Warranty: NEVER connect the solar panel array to the controller without a battery. Battery must be connected first. This may cause a dangerous occurrence where the controller would experience a high open circuit voltage at the terminals. • Ensure input voltage does

• Compatible with 12V and 24V system; Deep cycle Sealed, Gel, Flooded and Lithium battery option ready.
• 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.
• Smart 4 Stage PWM charging (Bulk, Boost, Float and Equalization) and temperature compensation increases battery life and improves system performance. Intelligent protection against: reverse polarity, overcharging, short-circuit and reverse current.
• Backlit LCD screen for displaying operating information and error codes. 5V 2. 4A USB port on the front display can be used to charge mobile phones, tablets, speakers, etc. RS232 port allows communication with BT-1 Bluetooth module and usage of Renogy DC Home smartphone app.
• Designed to cleanly flush mount on walls, providing a sleek, integrated look. An included Surface Mount Attachment allows for versatility in mounting.