Improve your solar system efficiency with this 40A MPPT Solar Charge Controller, designed to maximize energy production while protecting your batteries. It automatically detects 12V and 24V battery systems and delivers up to 40A charging current. The advanced MPPT technology tracks the maximum power point of your solar panels, increasing charging efficiency by up to 30% compared to PWM controllers. It supports up to 100V DC PV input, making it ideal for modern solar installations. Compatible with lithium, AGM, GEL, and flooded lead-acid batteries. Built-in protections ensure safe operation against overload, overheating, reverse polarity, and short circuits. Comes with a 3-year warranty.