Maximum power point tracking (MPPT): The Renogy MPPT solar charge controller ensures that every drop of the available current is flushed out of your modules and used for storage. Tracking efficiency reaches 99% and conversion efficiency reaches 98%.

Automatic detection: the intelligent controller can automatically detect from 12 V / 24 V DC system voltages (lithium battery should be adjusted manually). The LED indicators show the solar charging and battery operation information, customizable parameters and error codes.

【4-stage safe charging】Renogy 40Ah charge controller has 4-stage charging (majority, increasing, floating and equalisation) of lead-acid batteries and 2-stage charging (most and increase) for lithium batteries as well as lithium reactivation.

Full system protection: the self-diagnosis function can assess and protect your system from reverse polarity, overcharging, over-discharge, overload, short circuit and reverse current

Remote monitoring: The RS232 communication port allows the Renogy Rover to communicate with the Renogy BT-1 Bluetooth module, which allows you to monitor the status and productivity of your panels via the Renogy DC Home app.

MPPT Technology: Y&H This 100A MPPT solar charge controller uses MPPT technology, which can automatically identify 12V-24V-36V-/48V systems, with a tracking efficiency of no less than 99.5%, and has 2 USB 5V charging ports.

7 working modes: this MPPT solar charge controller has multiple working modes. It meets a variety of usage needs. 7 working modes: charging mode, light control mode, light control + delayed control mode, universal control mode, manual control mode and timing control mode.

LCD display and backlight: This MPPT solar controller has a backlit LCD display and clock. For example: operating mode, battery voltage, solar module charging current and charging voltage value, battery voltage value and discharge current, product operating temperature, delay time and so on.

New voltage indicator for solar panels: it is important for the user to know the current output voltage of the solar panel or system in order to optimise energy utilisation, ensure normal operation of the device and carry out troubleshooting.

Compatible with multiple battery charges: This MPPT solar charge controller is compatible with many types of batteries, including compatible with sealed batteries, compatible with gel batteries, compatible with flooded batteries, and compatible with LifePO4 batteries.

This solar controller combines MPPT and PWM charging technologies,It delivers a high charging efficiency and excellent value for money.While it may not provide 100% true MPPT functionality, it still delivers reliable performance.tracking efficiency not less than 99.5%. 12V/24V/36V/48V automatic recognition; dual USB 5V charging ports

Multi-function LCD with backlight display and clock display, 7 operating modes: charging mode, light control mode, light control + time delay control mode, universal control mode, manual control mode, timing control mode

MPPT solar controller with voltage protection, discharge current protection, charge protection, over temperature protection

Compatible with Seal, GEL, Flooded, LifePO4 battery charging

Y&H products come with a warranty, please feel free to contact our team for technical support and our engineers can help you find advice and solutions to any problems you may have.

UPGRADED MPPT TECHNOLOGY: Detecting the maximum charging current by using innovative MPPT technology with high tracking efficiency of up to 99%

PLUG AND PLAY: This charge controller is 12V/24V and automatically adapts. Firstly connect the battery, then connect to the solar panels. When you first use it, ensure the battery has enough voltage, so that the MPPT charge controller can recognize the correct battery type

EASY TO READ: Let you know the status and data with LCD Display. You can also switch modes and parameter configurations conveniently and perfectly protect the lithium battery from over-discharge, suitable for home, industrial, commercial, etc

SAFE TO USE: Equipped with overcurrent protection, short-circuit protection, inverse connection protection, low voltage, and overcharge protection, and has full 4-stage charge management. This 100A solar charge controller will help you improve the system efficiency safely and prolong the battery lifespan

TECH SUPPORT: We offer a 12-month guaranty for quality-related issues and lifetime technique support. Please feel free to contact us if there is any problem

【Waterproof and 】This controller is designed with excellent waterproof performance, its suitability for use in various weather conditions. (Reminder: It is not recommended to submerge the controller in water to prolong its lifespan.)

【Safe and Intelligent Charging】Equipped with a built-in protection and intelligent 3-stage charging (Equalize, Float, Boost), this controller maximizes the utilization of solar energy while complete battery protection.

【Compact Design】Featuring an LCD display and LED indicator light, this controller allows you to easily monitor the working condition of your solar panel and battery. Its compact size not only saves space but also makes it convenient to carry and connect when used outdoors.

【Specifications】

【MPPT SOLAR MODULE】This MPPT solar panel controller module has 1.1A 3.2-18.5V multifunctional photovoltaic battery charger with MPPT function.

【SUPERIOR PERFORMANCE】The 12V MPPT solar panel controller module has a complete single-cell or multi-cell lithium battery charging controller, which can be used as a voltage source when there is no battery.

【WIDE APPLICATIONS】This 12V MPPT solar panel controller module has a wide range of applications, which can be used for 18V 12V 9V solar battery charging, car battery charging, mobile phone speakers, electric chargers, UPS, portable industrial equipment.

【EASY TO USE】A complete MPPT solar panel controller module for single or multiple lithium batteries; the maximum load current/current output is 1A, but you can change the current by changing the value of the RCS resistor.

【WIDE COMPATIBILITY】The settable battery controller board for DC6-60V lead-acid batteries and lithium-ion batteries is also compatible with solar panels and wind turbines.

Professional Adaptation: A lithium battery charger designed specifically for solar energy systems, compatible with DC 4.4-6V power supply voltage and stable output of DC 4.2V charging voltage

Intelligent Regulation: Solar charge controller built in adaptive unit, can automatically adjust the charging current according to the input power output capacity, up to 1A and support resistances adjustment

Safe Charging: The solar controller module has a pre charging adjustment function, which can restore deeply discharged batteries, and automatically enter the low power sleep mode at the end of charging

Convenient Operation: The solar battery charger automatically without manual intervention, and the ‘CR’ and ‘OK’ LEDs visually display the charging status and full condition, which is easy to understand

Compact Specification: Charge controller module size is only 18x10.16x2.7mm, weight 0.6g for pinless model, lightweight and does not take up much space, suitable for 5V solar panels or direct DC power supply

CN3791 Solar Charge Controller Board 1 Cell Lithium Battery Charge Module This is a maximum power point tracking (MPPT) solar charger for single-cell LiPo batteries.

This MPPT solar charger provide you with the ability to get the most possible power out of your solar panel or other photovoltaic device and into a rechargable LiPo battery.

Set-up is easy as well, just plug your solar panel into one side of the solar charger and your battery into the other and you are good to start charging.

Solar maximum power point tracking (MPPT) is to ensure that the light intensity change, photovoltaic cells output maximum power, to make full use of solar energy.