Is Powerpal Weatherproof? July 17, 2019 01:24 Updated Powerpal is designed to be weatherproof to IP65 standard (waterproof and dust tight) and all materials used are UV stable. Related articles Limited Product Warranty Why can't I connect to my Powerpal? Can I see solar export Power? How does it work? How accurate is Powerpal? Is it more accurate than clamp style monitors?