For the 2nd consecutive year True has received the ENERGY STAR Award for Excellence in Product Design! For Continued efforts to improve and market energy efficient equipment using R-290 refrigerants True's investment in high-efficiency compressors, fan motors, as well as LED lighting Our innovative technology.. to design R-290 refrigeration products that exceed ENERGY STAR goals. We are the ENERGY STAR Champions True Manufacturing has 83 base models listed with ENERGY STAR (