Y&H 40A MPPT Solar Charge Controller 12V/24V Auto Battery Regulator LCD Display,MAX PV Panel Input 1040W for AGM,Gel,Flooded and Lithium Charging

Advanced MPPT Technology - Delivers up to 99% tracking efficiency with maximum 520W (12V)/1040W (24V) solar input, Supports maximum 75V solar panel voltage input (Voc),automatically optimizing power harvest under varying conditions. User-Friendly Operation - Clear LCD display shows real-time data, with simple button navigation for voltage/battery type settings Multi-Battery Support - Compatible with gel, sealed, flooded lead-acid, and lithium batteries (LiFePO4/Li(NiCoMn)O2), Support preset battery charging parameters Comprehensive Protection - Built-in safeguards against over-voltage, over-discharge, reverse polarity, overload, and overheating with IP30 protection for harsh environments (-20℃ to +55℃). Smart Load Control - Offers 4 working modes (manual/light control/light +time control/reverse control) with 20A discharge capacity, ideal for diverse off-grid applications.