40A MPPT Solar Charge Controller 12V/ 24V Solar Panel Charge Controller Intelligent Regulator for FLD/LiFePO4/SLD/GEL/AGM with Dual USB Port Auto Parameter LCD Display and Timer Setting ON/Off Hours
Product Description【99% Tracking Efficiency】TOPBULL 40A MPPT has advanced maximum power point tracking technology. It continuously tracks the maximum power point of the array to obtain maximum power to charge the battery. The tracking efficiency is no less than 99% and the peak conversion efficiency is up to 98%. It is the perfect charging solution even in cloudy environments where the maximum power point of the solar panel fluctuates throughout the day.
【Multiple Electronic Protections】The controller protects your system with self-diagnostic features that evaluate and protect against reverse polarity, battery overcharge, battery overdischarge, overload, short-circuit, TVS lightning protection, over-power protection, over-temperature protection, and reverse current protection. It helps to charge the battery quickly even in less than ideal weather conditions (e.g. cloudy and rainy days).
【Automatically Recognize 12V/24V Voltage】Automatically recognize 12V or 24V DC system voltage, compatible with all kinds of deep cycle batteries: sealed, gel, submerged and lithium batteries. Supports 0V Li-ion battery charging (Li-ion battery activation).LCD display shows solar charging and battery operation information, customized parameters, error codes and user modes.
【LCD Display and Easy Connection】TOPBULL MPPT controller is equipped with an LCD display for system operation information and four buttons for menu operation. Simply connect the cables to the solar panel and battery according to positive and negative poles to automatically recognize the voltage and charge the battery, equipped with two USB ports to charge your electronic devices.
【Excellent Heat Dissipation】The 40A controller is designed with metal casing and dual high-speed intelligent fans for better heat dissipation. Temperature compensation function automatically adjusts charging and discharging parameters to improve battery life. We provide professional technical support, if you have any questions, please feel free to contact us, we will do our best to meet your needs.
Product DetailsBrand: | TOPBULL |
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Model #: | 40A |
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Color: | 40A |
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Price: | $71.99 |
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40A MPPT Solar Charge Controller 12V/ 24V Solar Panel Charge Controller Intelligent Regulator for FLD/LiFePO4/SLD/GEL/AGM with Dual USB Port Auto Parameter LCD Display and Timer Setting ON/Off Hours
LNEX Solar Charge Controller Waterproof, 40A Solar Panel Regulator with Temp Sensor,Backlit LCD, 12V/24V PWM Solar Controller for LiFePO4,AGM, Gel, Flooded and Lithium Battery
Product DescriptionSuper Thin & Waterproof: Improved the PMW charge controller, LNEX Solar charge controller brings a latest maximizing use solar power to charge your system, it's the most thin solar controller in the market but captures as high as 15%-30% performance to charge the battery with no additional self power consumption. Morever, with an IP65 waterproof design, our solar controller is suitable for outdoor and will remain fully operational when exposed to water spray, rain, or condensation.
6-Stage PWM Technology: The LNEX solar panel controller equipped with advanced smart PWM technology with high charging efficiency. It provides 6-stage charging (Diagnose,Soft Start,Bulk, Absorption, Float and Equalization) to increases battery life and improves system performance, It will aslo equalizate automaticlly every 28 days for calcium/ EFB battery.
Visual Solar Monitor: Equipped with Backlit LCD display and multiple LED indicators to monitor the real-time solar current and the battery voltage and to know the exact working condition of the solar panel and battery. As well as, the solar charger controller with auto memory function, automatically return to its last selected mode.
12V/24V Solar Controller: LNEX solar charger controller can Automatically detect 12V or 24V DC system voltages and it works on multiple batteries including LifePo4,LTO,GEL,AGM,Lead-Acid and Calcium,EFB batteries,Great for deep cycle, starter, marine, car, RV,powersport and more.
Multi-Protection to Ensure Safety:Solar Charge controller 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.
Temp Sensor : Fitted with a Remote Temperature Sensor Port, This solar controller can measure battery temperature in real-time and use this data for very accurate temperature compensation, assuring stable and constant charging.
Product DetailsBrand: | LNEX |
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Model #: | KSL2440 |
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Color: | Black |
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Dimensions: | 6.4960629855 X 5.3149606245 X 1.7716535415 Inches (Length X Width X Height) |
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Price: | $69.99 |
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LNEX Solar Charge Controller Waterproof, 40A Solar Panel Regulator with Temp Sensor,Backlit LCD, 12V/24V PWM Solar Controller for LiFePO4,AGM, Gel, Flooded and Lithium Battery
GCSOAR Solar Charge Controller PWM,40A,12V/24V,with LCD Display,Suitable for Sealed, Gel, Flooded Battery,Used in RVs, Trailers, Boats, Yachts,Home Use,Farm
Product DescriptionAutomatic Identification System Voltage,solar charge controller 12v or 24v auto recognition,This solar charge controller compatibility with 12V 24V system voltage,please ensure battery voltage is under 24V,or you solar panel will not charging battery
High efficiency intelligent PWM 3 stage charing (Boost,Equalization,Float),accurate temperature compensation,correcting the charging and discharging voltage automatically improving the battery lifetime
Humanized LCD display and double button opreation of man-machine interface,adjustable floating voltage/LVD/LVR/Load Timer according needs for this charge controller
This charge controller is only suitable for Lead-acid batteries(Sealed,GEL(AGM),Flooded).if your battery is Lithium,please choose GCSOAR's VT solar charge controll
GCSOAR 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
Product DetailsBrand: | GCSOAR |
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Price: | $26.99 |
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GCSOAR Solar Charge Controller PWM,40A,12V/24V,with LCD Display,Suitable for Sealed, Gel, Flooded Battery,Used in RVs, Trailers, Boats, Yachts,Home Use,Farm
Walfront DC Motor Speed Controller DC 12-60V 40A PWM Brush Electric Motor Speed Regulator CW CCW Reversible Switch PWM Speed Control Forward/Reverse Rotation Control
Product DescriptionWell designed case: Well designed case can the controller board from damage as well as dissipate heat.
High quality circuit board: The speed controller is made with high quality circuit board which ensures a longer service life.
Support Forward/Reverse Rotation: PWM brush motor speed controller supports Forward/Reverse Rotation Control and Stop.
This simple and easy-to-use DC motor speed controller has an elegant appearance and
PWM speed control: Adopt PWM speed control, accurate and stable.
Product DetailsBrand: | Walfront |
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Dimensions: | 0.393700787 X 0.393700787 X 0.393700787 Inches (Length X Width X Height) |
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Price: | $37.43 |
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Walfront DC Motor Speed Controller DC 12-60V 40A PWM Brush Electric Motor Speed Regulator CW CCW Reversible Switch PWM Speed Control Forward/Reverse Rotation Control
Renogy Wanderer Li 30A 12V PWM Negative Ground Solar Charge Controller Solar Panel Regulator w/ Temp Sensor Function Fit for Lithium, Sealed, Gel, and Flooded Batteries, Wanderer Li 30A
Product Description12V Universal Solar Charge Controller: Renogy Solar controller optimizes charging for Lithium, AGM, Gel, & Flooded batteries. Smart PWM solar panel controller technology auto-selects the perfect charging curve (Bulk/Boost/ Float/ Equalization) for your RV, boat, or off-grid setup. Renewable energy controllers easily switch battery types and monitor real-time charging stages via intuitive LEDs, maximizing battery lifespan
4-Stage PWM Charging Controller with Full Protection: Lithium solar charge controller 12v maximize performance with 30A Bulk Charge (80% fast charging), Boost Charge (120-minute voltage stabilization), Float Charge (micro-current maintenance), and auto Equalization (every 25 days). Built-in safeguards prevent reverse polarity, overcharging, overload, and short circuits—ideal charge controllers for Renogy solar panels in harsh climates
Ultra-Compact & Waterproof Solar Controller: Fits tight spaces (5.5”x3.9”x1.8”) in RV panels or marine compartments. Solar PWM charge controller has IP32-rated waterproof casing and corrosion-resistant materials ensure durability. Tool-free DIN rail or wall mounting makes this 30A solar panel charger ideal for outdoor use
Smart 12V Solar Controller with Multi-Battery Support & Temp Sensing:Engineered as Renogy's ultimate RV solar charge controller and off-grid solar power controller, this precision 12V controller delivers chemistry-specific optimization for LiFePO4, AGM, gel, and flooded batteries. For climate resilience, activate temperature compensation (-4°F to 140°F) by adding the BT-1 module – preventing winter undercharge and summer overvoltage in your LiFePO4 solar charge controller setup
Smart Renogy Controller Monitoring Real-Time Bluetooth Intelligence: Unlock advanced solar charger capabilities by pairing the BT-1 module (sold separately). Monitor solar input, battery SOC, and fault alerts via the DC Home App – transforming your Renogy solar charge controller into a smart solar power controller for off-grid systems. Experience next-level control beyond conventional RV solar charge controllers
Product DetailsBrand: | Renogy |
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Model #: | Charge Controller |
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Warranty: | 1-year material and workmanship warranty |
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Size: | 30A PWM Li |
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Color: | black |
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Dimensions: | 6.45 X 4.31 X 1.76 inches (Length X Width X Height) |
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Price: | $24.49 |
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Renogy Wanderer Li 30A 12V PWM Negative Ground Solar Charge Controller Solar Panel Regulator w/ Temp Sensor Function Fit for Lithium, Sealed, Gel, and Flooded Batteries, Wanderer Li 30A
Renogy 12V 30A PWM Solar Charge Controller – Wanderer Li with Temp Sensor, 4-Stage Charging for Lithium/Gel/Flooded Batteries, Overload/Short Circuit/Reverse Polarity Protection

$29.99
@ Amazon.com (Save 30%)
Product DescriptionUniversal Renogy 12V Solar Charge Controller: Solar controller optimizes charging for Lithium, AGM, Gel, & Flooded batteries. Smart solar panel controller PWM technology auto-selects the perfect charging curve (Bulk/Boost/ Float/ Equalization) for your RV, boat, or off-grid setup. Renewable energy controllers easily switch battery types and monitor real-time charging stages via intuitive LEDs, maximizing battery lifespan
4-Stage PWM Charging Controller with Full Protection: Lithium solar charge controller Maximize performance with 30A Bulk Charge (80% fast charging), Boost Charge (120-minute voltage stabilization), Float Charge (micro-current maintenance), and auto Equalization (every 25 days). Built-in safeguards prevent reverse polarity, overcharging, overload, and short circuits—ideal charge controllers for solar panels in harsh climates
Ultra-Compact & Waterproof Solar Controller: Fits tight spaces (5.5”x3.9”x1.8”) in RV panels or marine compartments.Wanderer Li 30A Solar PWM charge controller has IP32-rated waterproof casing and corrosion-resistant materials ensure durability. Tool-free DIN rail or wall mounting makes this solar panel charger ideal for outdoor use
Smart 12V Solar Controller with Multi-Battery Support & Temp Sensing:Engineered as Renogy's ultimate RV solar charge controller and off-grid solar power controller, this precision 12V controller delivers chemistry-specific optimization for LiFePO4, AGM, gel, and flooded batteries. For climate resilience, activate temperature compensation (-4°F to 140°F) by adding the BT-1 module – preventing winter undercharge and summer overvoltage in your LiFePO4 solar charge controller setup
Smart Renogy Controller Monitoring Real-Time Bluetooth Intelligence: Unlock advanced solar charger capabilities by pairing the BT-1 module (sold separately). Monitor solar input, battery SOC, and fault alerts via the DC Home App – transforming your Renogy solar charge controller into a smart solar power controller for off-grid systems. Experience next-level control beyond conventional RV solar charge controllers
Product DetailsBrand: | Renogy |
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Size: | 30A PWM LI |
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Color: | black |
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Dimensions: | 6.45 X 4.31 X 1.76 Inches (Length X Width X Height) |
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Price: | $29.99 (Save 30%) |
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Renogy 12V 30A PWM Solar Charge Controller – Wanderer Li with Temp Sensor, 4-Stage Charging for Lithium/Gel/Flooded Batteries, Overload/Short Circuit/Reverse Polarity Protection
Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar Charge Controller Auto Parameter Adjustable LCD Display Solar Panel Regulator fit for Gel Sealed Flooded and Lithium Battery
Product Description【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
【12V/24V Automatically Detect】Automatically detects 12V or 24V DC system voltages (for Non-Lithium battery types), and the LCD screen and multiple LED indicators display the solar charging and battery operation information, customizable parameters, and error codes
【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
【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
【Diverse Load Control】 Connect DC appliances directly to the optional Load Terminals and monitor consumption or set up timer controls directly from the controller
Product DetailsBrand: | Renogy |
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Model #: | RNG-CTRL-RVR40 |
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Warranty: | 2-year material warranty |
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Size: | 40A MPPT |
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Color: | Black |
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Dimensions: | 6.81 X 9.37 X 2.85 Inches (Length X Width X Height) |
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Price: | $158.75 (Save 12%) |
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Renogy Rover 40 Amp 12V/24V DC Input MPPT Solar Charge Controller Auto Parameter Adjustable LCD Display Solar Panel Regulator fit for Gel Sealed Flooded and Lithium Battery
BougeRV Li 30A PWM Solar Charge Controller 12V 24V, with Backlit Display, USB Port, Negative Ground Battery Intelligent Regulator for Solar Panels Compatible with LFP, AGM, SLD, FLA, for RV, Off-Gird
Product DescriptionEASY-READ BACKLIT DISPLAY: To check the PV status and the Battery status easily, the 10A solar panel regulator will cycle the PV input current and the battery voltage on the main interface with real-time value every 3 seconds. Larger size screen and 50% brightness in no operation, the solar charge controller is easy to read in dim light. Allows you to see exactly what the controller was doing and how much power is being drawn in from the panel(s).
Li COMPATIBILITY: Not only compatible with traditional battery, the PWM controller also has clear and special icons for various Lithium batteries on the LCD screen, such as LFP for LiFePO4, Li for Ternary lithium battery, LTO for Lithium-Titanium-Oxide. With setting to Li battery type, this solar charge controller also has a function to jumpstart your lithium battery in case it gets overly discharged. Don't need to buy a new controller for the upgraded Lithium-ion batteries.
BATTERY COMPATIBILITY AND MAINTENANCE: Compatible with various 12v or 24v batteries, such as SLD, FLD, GEL, AGM, SLA, LiFePO4, ternary lithium battery and LTO battery. Including the ability to program the solar charge controller for best charging and maintenance of various battery types. The solar panel regulator is dependable to be your battery maintainer.
SOLAR PANEL REGULATOR: Max PV input voltage 55 volts, this solar panel regulator can handle 4500 watts input for 12 volts battery system, 900 watts input for 24 volts system.
NEAT AND SAFE WIRING: Come with 3 pairs of spade terminals, it is easy to grip the wires more firmly and make a neat wiring. Please note that turn the screwdriver counterclockwise first, in order to open up the wire clamp holes. hook up the battery first, positive wire, then negative wire. After that, connect the controller to the solar panel, please note that do not disconnect the battery when the solar panels are active.
Product DetailsBrand: | BougeRV |
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Model #: | P2430N |
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Warranty: | 18-Month |
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Dimensions: | 5.92 X 3.95 X 1.92 Inches (Length X Width X Height) |
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Price: | $36.98 (Save 8%) |
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BougeRV Li 30A PWM Solar Charge Controller 12V 24V, with Backlit Display, USB Port, Negative Ground Battery Intelligent Regulator for Solar Panels Compatible with LFP, AGM, SLD, FLA, for RV, Off-Gird
30A PWM Solar Charge Controller, 12V 24V Dual USB Solar Panel Battery Intelligent Regulator with LCD Display, Auto Parameter Adjustable, Timer Setting, Multiple Load Control Modes
Product DescriptionUPGRADED SOLAR CONTROLLER: With the built-in industrial microcontroller, this PWM solar charge controller automatically helps you manage the working of solar panels and batteries in solar systems. When the battery runs out, it will memorize various parameters you set, so you don't need to reset it, which is easy and safe
WIDELY COMPATIBILITY IN BATTERY: The 30A solar charge controller is compatible with 12V or 24V systems automatically, only suitable for lead-acid batteries, such as OPEN, AGM, and GEL. Dual USB 5V/3A output ports support mobiles, tablet PCs, or other devices that require 5V voltage. Please refer to the manual for more details. (NOTE: This PWM solar charge controller is NOT suitable for Lithium Battery.)
EASY TO READ AND ADJUSTABLE: Easily to read the status and data with an LCD display, which is also able to switch modes and parameter configuration, such as adjustment of battery float, reconnect, and stop discharge voltage, which can perfectly protect the battery from over-discharge, suitable for home, industrial, commercial, etc
SAFE TO USE: Built-in overcurrent protection, short circuit protection, reverse connection protection, open circuit protection, all automatic recovery, no damage to the solar controller, but a reliable protector for your devices and prolong the lifespan
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. Please refer to the manual for details. We offer a 12-month guarantee for quality-related issues an technique support, please contact us if any questions
Product DetailsBrand: | Rolokit |
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Price: | $9.99 |
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30A PWM Solar Charge Controller, 12V 24V Dual USB Solar Panel Battery Intelligent Regulator with LCD Display, Auto Parameter Adjustable, Timer Setting, Multiple Load Control Modes
BougeRV MPPT Solar Charge Controller 40A, w/ Low-Temp Cut-Off, APP Control, Backlit LCD, 40 Amp Solar Panel Regulator 12V/24V for LiFePO4, SLD, Gel, FLD, AGM Battery, RV, Marine, Upgraded
Product DescriptionFULLY COMPATIBLE WITH LiFePO4: BougeRV Sunflow 40A MPPT solar charge controller features low-temp cut-off charging (below 32℉) to protect your LiFePO4 battery, it can also restart or activate dormant 12V or 24V LiFePO4 batteries turned off due to short circuits or over-discharged.
SMART LCD AND APP CONTROL: Sunflow 40 amp MPPT controller also features a remote app control, the Bluetooth range is up to 32 feet. Stay informed with the “BougeRV” APP that provides the solar panel, battery and load status. The controller provides 3 modes for display operation, full-featured mode, no-load mode, and viewing mode, you can select the full-featured mode to modify all adjustable parameters via the screen button if you don't want to download an app.
HIGH-EFFICIENCY CHARGE: BougeRV Sunflow 40 Amp MPPT controller can adjust the charge current from 0A to 40A. BougeRV charge controller for solar panels, its high tracking efficiency is up to 99.5%, peak conversion efficiency is up to 99%, maximizing the solar panels' output. Adopting quality aluminum heat sink, the battery regulator can dissipate heat better and minimize the power lost under full load working.
ACTIVE SHIELD: Certified by CE and RoHS. BougeRV 40A MPPT renewable energy controller features a dual MOS circuit to prevent the reverse current and reduce the heat in operation. With 6 protections, over-temperature, open-circuit, short-circuit, overload, polarity reverse prevention circuit, flow backward of current protections.
WARRANTY AND ATTENTIONS: System voltage:12V/24V. Wire specifications:15-8AWG. Max.PV input power:600W/12V, 1200W/24V. Max PV input voltage: 95V. Rated load current: 20A. Please connect the 12V/24V battery to the solar power controller first to complete the recognition process and wake up the display. BougeRV promises an 18-month warranty for the 40 amp MPPT solar charge controller.
NOTE: Our products have been updated iteratively. There are currently two APPs, the new version(BougeRV APP) and the old version(Solar APP). The current digital manual is the new version. If you need the old version of the manual, please contact us and we will send you an digital version of the manual.
Product DetailsBrand: | BougeRV |
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Model #: | BJ2440N |
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Warranty: | 18-Month |
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Size: | 40A |
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Color: | Black |
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Dimensions: | 10 X 8.26 X 4.9 inches (Length X Width X Height) |
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Price: | $149.99 |
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BougeRV MPPT Solar Charge Controller 40A, w/ Low-Temp Cut-Off, APP Control, Backlit LCD, 40 Amp Solar Panel Regulator 12V/24V for LiFePO4, SLD, Gel, FLD, AGM Battery, RV, Marine, Upgraded