Ohl Energy produces both monocrystalline and polycrystalline solar panels through an integrated production process. They focus on continuous research and development to improve efficiency, with their top model reaching 18.1% efficiency. Ohl Energy has production facilities exceeding 150MW per year and certifications for their solar products. They provide data sheets on their various monocrystalline and polycrystalline panel models that are suitable for residential, commercial, and utility-scale solar installations.