Finding the best 30a charge controller suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.
![[Upgrated] 30A Solar Charge Controller, Baoboace Solar Panel Battery Intelligent Regulator with 2 USB Port Extra 2 Pair MC4 Connectors, PWM Controller / LCD Display, 12V/24V](https://images-na.ssl-images-amazon.com/images/I/51v4aQc3mTL.jpg)
Reviews
1. Renogy Wanderer -- 30A Advanced PWM Negative-Ground Solar Charge Controller
Feature
The Wanderer 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 required4 Stage PWM charging (Bulk, Boost, Float, and Equalization) prevents batteries from over-charging and over-discharging. Protection against: overcharging, overload, short-circuit, and reverse polarity
Compensates for temperature, automatically corrects charging and discharging parameters, and improves battery longevity.
LED Indicators that inform you about the charge controller's status
Compatible with Sealed, Gel, and Flooded batteries
Description
The Renogy Wanderer is a 30A PWM charge controller. This advanced negative-ground controller is designed for off-grid solar applications and can be used with a 12V battery or battery bank. Integrating highly efficient PWM charging, the Wanderer increases battery life and improves system performance. The controller comes equipped with fully comprehensive self-diagnostics and electronic protection functions to prevent damage from installation mistakes or system faults. Negative grounding controller ensures the broader off grid applications and safety, especially to be used on a vehicle which has battery negative on the chassis. A little extra investment on the right charge controller will generate a much higher return and prevent system failure.2. Solar Charge Controller 30A, Solar Panel Battery Controller 12V/24V PWM Auto Paremeter Adjustable LCD Display Solar Panel Battery Regulator with Dual USB Load Timer Setting ON/Off Hours
Feature
Solar charge Controller with dual USB ports, USB Output: 5V/2A max. 12V/24V auto; Rated Charge & Discharge Current: 30A; Settable operating modes of loads, fully 4-stage PWM charge management.Easy to Use: Solar controller comes with a backlight display that can clearly indicate the status and data, it can be conveniently switched modes and parameter configuration, suitable for home, industrial, commercial etc
Mutiple Electric Protection: short-circuit protection,open-circuit protection,reverse protection,over-load protection, more safty for using, suitable for home, industrial, commercial etc.
The solar regulator is only suitable for lead acid batteries:OPEN, AGM, GEL, not 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
Good Heat Dissipation: Dual mosfet Reverse current protection ,low heat production(avoid direct sunlight exposure or damp place)
Description
TipsThis product belongs to Y-Solar brand, there are some unreliable follow sellers who sell counterfeit, please be careful.
Features:
12V/24V auto work
LCD screen display
Two USB output
Easy operation interface
PWM charging mode
short-circuit protection
Battery reverse discharge protection
Battery reverse polarity protection
open-circuit protection
Overload protection
Parameters:
1. Floating charge Voltage(HVD 13.3V-15V)
2. Recovery after under Voltage(LVD 11V-13.5V)
3.Under Voltage protection (RVD 9V-12.3V)
4.Load Mode(24hours,1-23hours,0hour)
5.Battery Option (GEL,LEAD-ACID,FLOODED)
Batt voltage: 12V/24V auto
Charge current: 30A
Discharge current: 30A
Max Solar input: <50V
Equalization: B01 sealed 14.4V
B02 Gel 14.2V
B03 flood 14.6V
Float charge: 13.7V(defaul,adjustable)
Discharge stop: 10.7V(defaul,adjustable)
Discharge reconnect: 12.6V(defaul,adjustable)
USB output: 5V/3A
Self-consume: <10mA
Operating temperature: -35~+60 degree C
System Connection:
1.Connect the battery to the charge regulator - plus and minus.
2.Connect the photovoltaic module to the regulator - plus and minus.
3. Connect the consumer to the charge regulator - plus and minus.
NOTE: The reverse order applies when deinstalling! An improper sequence order can damage the controller!
Package:
1.1X 30A Solar Charge Contorller
2.1X English User Manual
3. WindyNation P30L LCD 30A PWM Solar Panel Regulator Charge Controller with Digital Display and User Adjustable Settings
Feature
WindyNation P30L PWM 30 Amp solar charge controller prevents battery from being overcharged and damaged by the solar panel. Ideal for 12 and 24 volt batteries. Controller can be configured for AGM, lead acid, gel and other battery types.Advanced electronic protection: overload, short circuit, and reverse polarity protected
LCD digital display provides system information (amperage, voltage, temperature, load control etc.)
Battery temperature sensor (BTS) is included. See photo gallery.
System settings are user adjustable by using the MODE and UP and DOWN buttons
Description
WindyNation's P30L solar charge controller is a premium grade PWM solar controller. The digital display provides all necessary solar system information and also serves as a user interface for adjusting the charge controller's settings. It is the perfect solar charge controller for an RV, boat, small cabin or any other off-grid installation, where user configurability and system information is important.4. EPEVER Upgraded 30A MPPT Solar Charge Controller Tracer A 3210AN + Remote Meter MT-50 Solar Charge With LCD Display for Gel Sealed Flooded Lithium Solar Battery Charging-Negative Grounded
Feature
99.5% Efficiency MPPT Charge Controller 30A We Supply Free System Design and Technical Support Solar Off-Grid SystemAutomatic System Voltage Recognition (12/24 V) Auto-saving function: two voltage disconnect levels
High tracking efficiency no less than 99.5% - Negative GroundMax.PV input power: 12V/390W,24V/780W
Multi-function LCD displays system information intuitively,If you need with PC soft & MT50 for real-time monitoring recommend eLOG01 ASIN: B073DXMDZL
Gel, Sealed and Flooded lithium Battery battery type optio Remote Cable 2 M
Description
EPEVER Upgraded 30A MPPT Solar Charge Controller Tracer A 3210AN Solar Charge With LCD Display
Product Specification
Multiple load control modes: manual control, lighting ON/OFF, light On+Time r
Advanced Maximum Power Point Tracking (MPPT) technology, with efficiency no less than 99.5%
Wide MPPT operating voltage range.
12/24VDC automatically identifying system voltage.
LCD display design, dynamically displaying tool's operating data and working condition.
Available for PC monitoring and external display realizing real-time data checking and parameters setting.
Features
Ultra-fast tracking speed
Accurately recognizing and tracking of multiple power point
User programmable for battery types, load control etc.
Common positive grounding design
Rated charge current: 30A
Max.PV input power: 12V/390W,24V/780W
Max.PV open circuit voltage: 100VDC
Added Features:
Blacklight LCD Display
Common Negative Ground
Support lithium Battery
More Safety Protection
Electronic protections
PV short circuit protection
PV reverse polarity protection
Battery over voltage protection
Battery over discharge protection
Battery reverse polarity protection
Load overload protection
MT-50 Features
Automatic identify the controller, and display the type, model and relevant parameter data
Large-screen multifunction LCD displays all the operational data and system working status
Real-time energy statistics recording
Longer communication distance based on RS485
More powerful function Via MT50
Diversified load control modes : manual, light ON/OFF, Light ON+ Timer, Time ControlBattery type selection: Gel, sealed, flooded and USER type
Package List:
1 x Tracer 3210AN Solar Charging Controller
1 x MT-50
2 x User Manual
5. MOHOO 30A Solar Charge Controller Solar Panel Intelligent Regulator with Dual USB Port PWM LCD Display 12V/24V
Feature
This Charge controller is for 12V/24V. When installing for the first time, please make sure the battery has sufficient voltage so that the Charger controller can recognize the normal battery type.Install the Charger controller to the battery as close as possible to avoid voltage dropping caused by over long wire and affect normal voltage judgmentCaution:Charge Controller should connect the battery first,and then connect the solar panel,and finally the load!The disassembly sequence is contrary to the wiring order.
Charge controller is only applicable to various lead-acid batteries.Do not use other batteries (including lithium batteries, nickel-metal hydride batteries, etc.).
Charge controller can only use the photovoltaic panel as a charging source. Do not use a DC or other power source as a charging source.
Charge controller will heat up when it is running. Please be careful to install the Charger controller on a flat, well-ventilated place.
Description
Charge Regulator Function:1.Large LCD display
2.Support light control and time control
3.Dual USB 5V 3A output5V/1.5A each
4.System voltage 12V/24V automatic identification
5.Intelligent PWM charging mode
6.Battery reverse discharge protection
7.Battery overvoltage protection
8.Battery undervoltage protection
9.Dual bottom design, easy to setup
Charger Controller Specification:
(1)Rated charging current:30A
(2)Rated load current:30A
(3)Working voltage:12V/24V auto
(4)Float charging voltage:13.8V/27.6VAdjustable
(5)Undervoltage protection:10.7V/21.4V (Adjustable)
(6)Over voltage protection:16.5V/33V
(7)Low voltage recovery:12.6V/25.2V (Adjustable)
(8)Solar panel charger controller voltage:50V
(9)Boost voltage:14.4V/28.8V
(10)USB Output:5V/1.5A each
(11)No-load loss10mA
(12)WaterproofIP32
(13)Short circuit or overload (1.25 times rated current in 60 second or short circuit): battery icon flashes, regularly try to restore automatically
(14)Charge Mode: 3 kinds of charge control (directly charge, boost charge, floating charge)
(15)Temperature Compensation: -4mV/Cell/C
(16)Installation line number: 5# AWG(6mm2)
(17)Operating temperature -35 -60
(18)Storage temperature -40 -70
6. PowMr Y-Solar 30A Backlit LCD Solar Charge Controller with Dual USB 5V Charger Z30 30Amps
Feature
Auto 12V/24V, build-in micro controller with New backlight LCD display shows PV/Batter/Load working status.Suitable for Lead acid batteries(Gel,Agm,Open), three buttons to control load terminal,HVD,LVD,HVR Settable solar charge controller 30 amp
Fully 3-Stage PWMBoost,equalization,floating) solar charge controller 30 amp, Charge management to protect your battery bank.
Dual 5v 2.5A USB output for your mobile phone charging and three load modes(light, light+timer, manual control)
PWM Controller Protection: Reverse current,low hea,Build-in-short-circuit,open-circuit,reverse,over-load.
Description
Solar Charge Controller 30 amp's Product Featuresbuild-in industrial micro controller
Large screen LCD display ,charge and discharge parameter
can be adjusted ,with power off memory function
Screen with backlight,even more high-grade
Dual USB output ,the maximum current of 2.5A,to support
mobile phone charging
Fully 3-stage PWM charge management
Build-in-short-circuit protection,open-circuit
protection,reverse protection ,over-load protection Reverse current protection ,low heat production
DataSheet
Max Solar Panel Input: 360W(12V) ,Max 720W(24V)
Max output Power:120W
Equalization:14.4V
Float Voltage:13.7V(Default,adjustable)
Battery Low Voltage
Disconnect(LVD):10.7V(Default,adjustable)
Battery Low Voltage Re-connect(LVR):12.6V(Default,adjustable)
Charge reconnect:13V(Solar Panel)
Lighting Control Voltage: 8V(Solar Panel)
USB output:Dual USB output 5V/2.5A(Max)
Self-consume:<10mA
Operating temperature:-35C~60C /-31~140
notice:x2 when using 24V system
30A PWM solar Controller's Package include:
1. 1x Z30 30A Solar Controller
2. 1x English User Manual
Controller Safety Tips:
1. The controller will be hearing during operation, please install it in a smooth, well-ventilated surface, and make sure your battery has enough voltage for the controller to recognize.
2. Do not open the heat sink of the solar controller without permission. If you have any questions about it, please contact the dealer first.
3. Max solar panel power: 360 W (12 V solar system), 720 W (24 V solar system), Max solar panel input: 24 V for 12 V battery, 48 V for 24 V battery.
4. If you have a inverter, please Connect the inverter (DC / AC) to the battery, do not connect the inverter to the solar controller.
5. Usually The LCD display data has an error within 0.2V- 0.3V.
7. [Upgrated] 30A Solar Charge Controller, Baoboace Solar Panel Battery Intelligent Regulator with 2 USB Port Extra 2 Pair MC4 Connectors, PWM Controller / LCD Display, 12V/24V
Feature
30A, 12/24 VDCHandles up to 30A of array current, keeps 12 or 24 volt batteries properly charged. New version of 30A Solar Charger Controller, it's more smarter, support for larger loads, use more widely. More convenient for family, industrial to use! PWM charging available. Best Choice For Green Energy.Intelligent displayThe solar controller Comes with a display that can clearly indicate the status and data, such as digital display, current, voltage, load identification, battery identification, charging identification, etc. it can be conveniently switched modes and parameter configuration.
Highly Effective Protect SystemWe have Mutiple electric protection & Military PCB Circuit Board. Over-current and short-circuit protection, inverse connection protection, low voltage and overcharge protection.PCB Circuit Board, the Military Grade of quality assurance, anti-aging, effectively improve the safety level.
NoteOnly available for lead-acid batteries! The charge controller should connect the battery first,and then connect the solar panel,and finally the load! The disassembly sequence is contrary to the wiring order. Charge controller will heat up when it is running. Please be careful to install the Charger controller on a flat, well-ventilated place.
Certificate CertificationCE certification, RoHS certification, FCC certification, we have a professional R & D team, complete qualification certification, to provide you with consumer protection.
Description
🌱Why Should You Choose Us?-- Intelligent unit for solar panel! This solar charge controller can automatically manage the working of solar panel and battery in solar system. it's can be turn off automatically when the voltage of the battery drop below 8V, and the LCD display will be unavailable at the same time!
--New version, 30A Solar Charger Controller, Best Choice For Green Energy. Not like the traditional solar charging controller, it's more large, more load, increased the space of use, more convenient for family, industrial to use! Energy saving and environmental protectionThis is definitely a good choice for environmentalists.
🌱Features:
A.Support light control and time control
B.System voltage 12V/24V automatic identification
C.Dual bottom design, easy to setup
D.Intelligent PWM charging mode
🌱Specification:
* WaterproofIP32
* Boost voltage:14.4V/28.8V
* USB Output:5V/1.5A each
* No-load loss10mA
* Rated charging (load)current:30A
* Working voltage:12V/24V auto
* Over voltage protection:16.5V/33V
* Low voltage recovery(Adjustable):12.6V/25.2V
* Solar panel charger controller voltage:50V
* Float charging voltage (Adjustable:13.8V/27.6V
* Undervoltage protection (Adjustable):10.7V/21.4V
* Temperature Compensation: -4mV/Cell/C
* Installation line number: 5# AWG(6mm2)
* Operating temperature -35 -60
* Short circuit or overload (1.25 times rated current in 60 second or short circuit): battery icon flashes, regularly try to restore automatically
* Charge Mode: 3 kinds of charge control (directly charge, boost charge, floating charge)
🌱Note
1) This charger controller is for 12V/24V. Make sure your battery has enough voltage for the controller to recognize the battery before first installation.
🌱Package List:
1 * Solar Charge Controller.
2 * MC4 Connectors.
1 * User's Manual
8. HQST 30A PWM Negative-Ground Solar Charge Controller 12V/24V Battery Charge Regulator with LCD Display,5V USB Mobile Charger Output
Feature
HQST 30 Amp solar charge controller 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 PWM charging and temperature compensation increases battery life and improves system performance.
Backlit LCD for displaying system information and error codes, which also makes it easier for users to adjust settings or self-diagnose.
Intelligent protection against: reverse polarity, battery short-circuit, over current, overload, load short-circuit and over temperature.
Features a 5V 1A USB output that can be used to charge mobile phones, tablets, speakers, etc. A wide range of load working modes facilitate the product's application to different types of load.
Description
Description:Introducing our new 30 Amp PWM charge controller, now with a rugged case, backlit LCD and negative grounding. This intelligent and multi-functional controller is designed for off-grid applications and can be used with a 12V or 24V battery bank. Integrating smart PWM charging and temperature compensation, it increases battery life and improves system performance. The controller comes equipped with fully comprehensive self-diagnostics and electronic protection functions to prevent damage from installation mistakes or system faults.
Specifications:
Nominal Voltage: 12/24V auto recognition
Rated Charge Current: 30A
Max. PV Input Power: 12V/450W, 24V/900W
Max. PV Input Voltage: 55 VDC
Self-Consumption: < 22mA/12V; < 16mA/24V
Equalization Voltage: Sealed: 14.6V; Flooded: 14.8V; Gel: N/A; Lithium LI: N/A
Float Voltage: Sealed: 13.8V; Flooded: 13.8V; Gel: 13.8V; Lithium LI: N/A
Boost Voltage: Sealed: 14.4V; Flooded: 14.6V; Gel: 14.2V ; Lithium LI: 14.4V
Operating Temperature: -13F - 131F
Temperature Compensation: -3mV/C/2V
Dimensions: 6.54 x 4.66 x 2.1 inches
Weight: 1.55 lbs
Enclosure: IP30
Terminals: Up to 8 AWG
9. Y&H 30A MPPT Solar Charge Controller 12V/24V Solar Panel Battery Voltage Intelligent Regulator with USB Port LCD Display,PWM Charger
Feature
Not True MPPT,there is no large transformer coil inside,Compatible MPPT + PWM charging modeAdopt customized LCD display screen, which makes the operation on the interface more convenient. All the controlling parameters can be reset flexibly to satisfy your different needs
The visual LCD graphic symbol ,and the Brief key operation makes it looks cool and easy to operate.User can a key to open and close the load,and a key to restore the factory settings.Also with 5V USB charging
Temperature compensation function, the controller can automatically adjust the charge parameters of battery by environment temperature to prolong the service life of battery. The temperature sensor is included, if you can not find it in the package, contact with the seller to get it
The system automatically recognizes the voltage, rated working voltage, 12V / 24V automatic switch
Description
NOTE1: not true MPPT ,there is no large transformer coil insideNOTE2:Optional USB 5V charging (500mANot suitable Apple iphone 5 5G)
M30A solar controller applied to the solar photovoltaic system which is used to coordinate solar panels, storage battery and load. It is a very important assembly in the photovoltaic system. It is different from other solar controllers that it is add the comprehensive protection function makes the whole solar photovoltaic system operate efficiently and safely.
M30A solar controller can adjust automatically the working voltage of solar panels, which can make solar panels work consistently in the maximum power point of the V-A characteristic curve in a whole day. Compared with common solar controllers, it is equipped with temperature compensation function, can make the work efficiency of photovoltaic modules increased by 30%, and can observably prolong the life of the storage battery.
M30A Solar Panel Charge Controller Regulator Solar panel 380W/12V 760W/24V Compatible with 760W(24v) solar panel with dark activated function, Max current is 30A Timer Intigrated (Lighting function)
Features:
1. LCD screen display
2. Easy operation interface
3. PWM charging mode
4. Parameter user can reset,
5. A key to open and close the load,
6. A key to restore the factory settings,
7. Battery reverse discharge protection,
8. Battery reverse polarity protection
9. Battery under voltage protection,
10. Overload, short-circuit protection,
11. Automatic temperature compensation function,
12. Can charge and discharge at the same time,Always keep the battery in full status
13. USB 5V charging (for 500mA) for mobile phone.
Package contents:
1x Solar Controller
1x English User Manual
1x Temp. Sensor
10. HQST 30 Amp PWM Smart Solar Charge Controller with LCD Display
Feature
HQST 30A Amp solar charge controller is an intelligent and multifunctional solar charge controller with a dual USB ports design to charge electronic devices.12V/24V system voltages are automatically recognized. With temperature compensation employed, charging parameters can be automatically adjusted. A wide range of load working modes facilitate the product's application to different types of load. All of the controlling parameters can be reset flexibly to satisfy the user's particular needs.
It provides a dot matrix graphic LCD screen and a human-machine interface with a key, which makes operation on the interface rather convenient.
The product provides overcharge, over-discharge, overload protection, as well as short-circuit and reverse-connection protection.
Light control: When daylight begins the light source will turn off; meanwhile, the solar panels will charge the batteries. When there is no sunlight the garden light will switch on.
Description
Description:An upgraded 3-stage PWM charging algorithm is adopted. Application of an equalizing charge to the battery periodically or when over discharged, can effectively prevent the battery from non-equalization and sulfuration, thus extending the battery's service life (with the exception of GEL and lithium batteries.
Specifications:
Rated Current: 30A
Overvoltage Protection: 16.0V
Charging Recovery Voltage: 13.2V
System Voltage: Automatic Recognition of 12V/24V
Weight: 14 Oz
Key Features:
12V/24V system voltages are automatically recognized.
Charging program options for sealed, GEL and flooded lead-acid batteries and lithium batteries are available.
An upgraded 3-stage PWM charging algorithm is adopted. Application of an equalizing charge to the battery periodically or when over discharged, can effectively prevent the battery from non-equalization and sulfuration, thus extending the battery's service life (with the exception of GEL and lithium batteries).
With temperature compensation employed, charging parameters can be automatically adjusted (with the exception of lithium batteries).
A wide range of load working modes facilitate the product's application to different types of street lights and monitoring devices.
The product provides overcharge, over-discharge, overload protection, as well as short-circuit and reverse-connection protection.
By virtue of an advanced load starting method, large-capacitance loads can be started smoothly.
A range of parameter settings and power-down saving functions are available, thus requiring no repeated setting.
The product provides a dot matrix graphic LCD screen and a human-machine interface with 2 keys.
The user-friendly design of browser and dynamic interfaces ensures convenient and intuitive operations.
Boasting an industrial grade design, the product can function well in various tough conditions.