Solar Charge Controller 12V 24V 20A MCU Control MPPT Overview This MPPT solar charge controller uses MCU control to manage photovoltaic charging for 12 volt and 24 volt battery systems. It delivers up to 20 amps of regulated charging current, optimizing power harvest from solar panels while providing stable battery charging for small to medium off grid applications. Key benefits Improved energy harvest: MPPT tracking extracts more usable power from solar panels under varied light and temperature conditions, making the most of your array. Precise, reliable charging: MCU control enables accurate charging regulation and stable performance, helping extend battery life through controlled charge stages. Flexible compatibility: Supports both 12 volt and 24 volt systems, simplifying use across a range of battery banks and small solar installations. Practical size and installation: Compact design fits into limited spaces and installs easily in residential, mobile, or remote setups. Main features MPPT photovoltaic charging algorithm for higher conversion efficiency compared to basic charge controllers MCU based control for stable, repeatable charging behavior and efficient system management Support for 12V and 24V battery systems with 20A maximum charging current Clear input and output connections for solar panels and battery, suitable for common small system wiring Performance and build Designed for continuous photovoltaic power generation and battery charging at currents up to 20A Stable voltage regulation and responsive control logic from the built in MCU Compact and durable construction suited for home, vehicle, or field installations Low maintenance operation with no complex user adjustments required for typical use Compatibility Works with solar panel arrays feeding 12V or 24V battery banks Suitable for common battery configurations in small off grid systems Compatible with a wide variety of small photovoltaic setups without special equipment Typical applications Off grid cabin or workshop: Charge a 12V or 24V battery bank to power lighting, small appliances, and charging outlets. RV and marine use: Manage battery charging from a rooftop or deck solar array to maintain house batteries while parked or anchored. Outdoor and remote power: Support garden lighting, pumps, sensors, or communication equipment in locations without grid power. Installation and use Simple wiring to solar panel and battery terminals; suitable for DIY or professional installation Minimal routine maintenance; check connections and mounting periodically Designed for straightforward integration into small photovoltaic systems where reliable, efficient charging is required Why choose this controller This unit combines MPPT efficiency with MCU based control to provide practical, reliable solar charging for 12 volt and 24 volt setups at currents up to 20 amps. Its compact form and flexible compatibility make it a practical choice for residential, mobile, and remote photovoltaic power systems where efficient energy use and stable battery charging are priorities.