High-Efficiency 50W Fresnel Solar Thermal System for Arduino
Ultra-thin Fresnel lens design maximizes sunlight concentration, achieving 92% optical efficiency with military-grade polycarbonate for extreme durability. Precision-engineered aluminum frame with anti-corrosion coating ensures 10+ years outdoor use, compatible with Arduino for smart energy projects. Ideal for off-grid cabins, DIY solar heaters, greenhouse temperature control, and STEM education—generates 50W continuous thermal output. Includes pre-drilled mounting holes and thermal pasting pads for rapid installation. Bulk orders available at unmatched wholesale pricing.