Top 10 Solar Charge Controller 40A – Renewable Energy Controllers

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1. Renogy


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

Renogy #ad - Automatically detect 12v or 24v dc system voltages Innovative MPPT technology with high tracking efficiency up to 99% and peak Conversion efficiency of 98%. Compatible with various deep cycle battery options: sealed, flooded, without causing damage to any component 4-stage charging: Bulk, overload, Boost, over-discharging, Float, Gel, and short circuit Reverse protection: Any combination of solar module and battery, and Lithium Electronic protection: Overcharging, 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.

Charges over-discharged lithium-ion batteries Error code detection for easy self diagnoses. Die-cast aluminum design for heat dissipation and The capability of measuring the battery's temperature and remote monitoring Customizable charging voltages.
BrandRenogy #ad
ManufacturerRenogy #ad
Height2.85 Inches
Length6.81 Inches
Weight2.4 Pounds
Width9.37 Inches
Part NumberRNG-CTRL-RVR40
Warranty2-year material warranty

2. PowMr


Adjustable Parameter LCD Display Current/Capacity and Timer Setting ON/Off with 5V Dual USB, PowMr Solar Charge Controller 40A, Solar Panel Charge Controller 12V 24V

PowMr #ad - Load should be DC. This 40a charge controller compatibility with 12v and 24v system. Adjustable floating voltage/ LVD/ LVR/ Load Timer according needs for this charge controller. Mutiple electric protection - overcharge protection, Under-voltage discharge, Dual MOSFET anti-backflow protection, effectively ensure the system stability and more safe for home, overdischarge protection, industrial, overheating protection, commercial etc.

Backlight lcd display pv/ battery/ load charge and discharge parameter. For protecting the lifespan of your battery, the solar controller will turn off automatically.

Fully 4-stage pwm charge boost, abs, float, 12v480w / 24v960W input, Equalization, Dual USB can give your electronic product max 5V 2A. This solar charge controller fit for lead-acid batteries open, once the voltage of the battery drop below 8V, agm, GEL with mutiple load timer. Add feature: charge and Discharge Current, Charge and Discharge energy recording function.
BrandPowMr #ad
ManufacturerPowMr #ad



EPEVER MPPT Solar Charge Controller 40A 12V/24V Auto Common Negative Grounding with LCD Display Max PV 100V Solar Panel Battery Charging Regulator for Gel Flooded Sealed Lithium Battery 40A MPPT

EPEVER #ad - More Safety Protection. International famous brands of st and ir's components of high quality and low failure rate are used, Charging power and current limitation function, which can ensure the product's service life, . Compatible with lead-acid and lithium-ion batteries, real-time energy statistics function, The communication port adopts professional protection chip, battery temperature compensation function(only for Lead-acid battery), Overheating power reduction function;Multiple load work modes, With RS-485 communication bus interface and Modbus communication protocol.

Monitor and set the parameters via mobile phone APP or PC software, Full-load operation without any drop in capacity within the range of working. 1 x temperature sensor as free gift we have team and stock in Chicago US, Please feel free to contact with our team for techanical support, our engineer could help you find solution and solar system suggestion. Advanced mppt technology, high quality components, perfecting system performance, with efficiency no less than 99.5

5%, ultra-fast tracking speed and guaranteed tracking efficiency, with maximum conversion efficiency of 98%, Advanced MPPT control algorithm to minimize the maximum power point loss rate and loss time ; Wide MPP operating voltage range, Accurate recognition and tracking of multiple-peaks maximum power point ;. Epever mppt charge controller 40amp tracer4210an, 12v/24v auto work, common negative grounding. New released tracer-an mppt solar charge controller is upgrade version then Tacer-A series, Better funcations and advanced technology, Support lead-acid batteries and Lithium Batteries too.
BrandEPEVER #ad
ManufacturerEPEVER #ad
Height2.48 Inches
Length9.92 Inches
Width7.09 Inches
Part NumberTracer-AN

4. Renogy


Gel, and Flooded batteries and Renogy Bluetooth Module, Renogy Wanderer Li 30A 12V PWM Negative Ground Charge Controller Compatible with Lithium, Sealed

Renogy #ad - 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.

Simple install: fully open the hatch CCW, insert the appropriate wires, and completely close the hatch CW. Multiple led indicators for easy to read charge status and battery information. Then secure each cable by rotating the screws clockwise CW to the closed position. Make sure to first lower each terminal hatch by screwing the terminals counterclockwise CCW to expose the wire terminal hatch to the open position. Optimized for a 12v system; Deep cycle Sealed, Flooded, Gel, and Lithium battery option ready.
BrandRenogy #ad
ManufacturerRenogy #ad
Height1.76 Inches
Length6.45 Inches
Weight0.3 Pounds
Width4.31 Inches
Part NumberRNG-CTRL-WND30-LI
ModelCharge Controller
Warranty1-year material and workmanship warranty

5. BougeRV


12V/24V DC Input Solar Panel Regulator fit for Gel, Sealed, Flooded and Lithium Battery Supporting for Your RV, BougeRV MPPT 40 Amp,Solar Charge Controller with Auto Parameter Adjustable LCD Display

BougeRV #ad - Electrical parameters:system voltage:12v/24v auto battery voltage:9v~35v wire specifications:20-6AWG Size:183*127*65mm Max. Pv input power:520w/12v&1040W/24V. Rv dedicated mppt controller: negative ground designed for RV. Charge smarter:due to an advanced digital power technology, flooded, the circuiit energy conversion effciency is as high as 98%.

Automatically detects 12V or 24V DC system voltages. It has a big heatsink on the back, which is a great indicator of its high efficiency. It helps that battery can be charged up quickly, but even in 45 degree weather it hasn't become warm, even when the weather isn't ideal ie cloudy rainy days. Better protection of LCD readings while protecting the controller, and modification of controller parameters is supported.

The charger is efficient in charging your battery. Electronic protection:electronic protection against reverse polarity, overload, short-circuiting, overcharging, over-discharging, and reverse current. Compatible with various Deep Cycle battery options: Sealed, Gel, and Lithium. Efficient mppt&weather resistance:rated charging current:40a operating temperature:-35℃~+45℃.
BrandBougeRV #ad
ManufacturerBougeRV #ad

6. Renogy


Display for Monitoring Tracking, 40A 12/24-Volt, Renogy Rover Elite MPPT Solar Charge Controller with LCD Backlit Screen

Renogy #ad - Multiple electronic protection Features, over-discharging, reverse polarity, including overcharging, and over-temperature. Backlit lcd displays system information and identifying error codes. Power source Type: Solar Powered. 8v, flooded, and Sealed/AGM. Advanced mppt technology with up to 99% high tracking efficiency, 96% conversion efficiency, and Lithium-reawakening feature. 12v /24v automatic System Recognition. 4 deep cycle battery pre-sets: gel, lithium-Iron Phosphate 12.
BrandRenogy #ad
ManufacturerRenogy #ad
Height3.02 Inches
Length7.85 Inches
Weight3 Pounds
Width5.12 Inches
Part NumberRCC40RVRE-G1
Warranty1-year material warranty

7. PowMr


PWM 40A Solar Charge Controller,Intelligent USB Port Display 12V/24V Auto Charge Regulator

PowMr #ad - Three working mode to meet your different need. Fit for open, nickel-metal hydride batteries, GEL Lead acid, Do not use other batteries including lithium batteries, AGM, etc. Build-in full protection and 3-stage charging to prolong your battery's life. Good heat sinking design, Easy to setting and connection. Dual usb output 5v/2. 5a, with large-screen LCD display with Power-off memory. 40a pwm solar charge controller with 12V/24V auto work. Max input voltage: 48V, Max input power: 1040W.
BrandPowMr #ad
ManufacturerPowMr #ad



Lithium Batteries and Load Timer Setting, 40 amp Negative Grounded Solar Charge Controller MPPT Max Input 100V, 520W/1040W for Lead-Acid, EPEVER 40A MPPT Solar Charge Controller 12V 24V Auto

EPEVER #ad - Maximizing the energy from solar panels to charge your system. It protect the battery from being over-charged by the solar modules and over-discharged by the loads. Mppt controller 40a with blackligh LCD screen for displaing system information and working condition.

Multiple load control method, APP and MT-50 Die-cast aluminum design allows for efficient heat dissipation. 40a solar charge controller charging process has been optimized for long battery life and improved system performance. It includes a 4-stage battery charging Bulk, Float, Boost, and Equalization and temperature compensation increase your battery life and improve your system's performance. Auto identifying 12V/24V DCsystem voltage.

Also compatible with various Deep Cycle battery options: Sealed,. Negative ground controller featuring advanced mPPT technology with high tracking efficiency up to 99. 5% and peak conversion efficiency of 98%. Solar controller mppt support pc software, gel, flooded and lithium. Mppt charge controller protection built-in against reverse polarity, over-discharging, overload, overcharging, short-circuiting, and reverse current.
BrandEPEVER #ad
ManufacturerEPEVER #ad
Weight4.19 Pounds



RICH SOLAR 40 Amp 12V/24V DC Input MPPT Solar Charge Controller with LCD Display Solar Panel Regulator for Gel Sealed Flooded and Lithium Battery Negative Ground

RICH SOLAR #ad - Bluetooth rs232 port allows to communicate with the BT-1 Bluetooth module, which can pair with smart phone app. Batteries compatible with various deep cycle batteries: Sealed, Gel, Flooded, and Lithium.

Design die-cast aluminum design for heat dissipation and the capability of measuring the battery's temperature and remote monitoring. Innovative mppt technology with high tracking efficiency up to 99% and peak. Conversion efficiency of 98%. Protection electronic protection: overcharging, and short circuit. Reverse protection: any combination of solar module and battery, overload, over-discharging, without causing damage to any component.12v/24v detect 12v or 24v dc system voltages automatically. Customizable charging voltages.
ManufacturerRICH SOLAR #ad
Height2.85 Inches
Length9.37 Inches
Weight5.11 Pounds
Width6.81 Inches
Part Number43217-120009

10. SolarEpic


EPEVER 40 Amp MPPT Solar Charge Controller 150V PV Input Negative Ground

SolarEpic #ad - Negative ground, max 150vvoc pv input. Support 4 charging options: sealed, flooded and User-defined. Comes with rs-485 communication bus interface, over charging, It is Standard MODBUS interface.

Advanced maximum power point tracking technology to optimize the solar system. Over temperature, pv and load short, pv battery revered, over current protection. This 40a mppt solar charger 's tracking efficiency can reach 99. 5%. A higher input capacity will allow you wiring more solar panels in series to minimum pv current. Compatible with agm batteries, Gel, User mode allow you set your own charging parameters. This 40a charge controller works with max 600w solar Panel Charging a 12v Battery System, or 1200W Panel on 24v Battery System.
BrandSolarEpic #ad
ManufacturerSolarEpic #ad
Height7.19 Inches
Length11.91 Inches
Weight6.39 Pounds
Width2.5 Inches
Part Numberna
WarrantyTwo years warranty from the date of purchase