SunDanzer

SunDanzer is a specialized refrigeration company that designs and manufactures solar-powered, battery-free, and low-energy refrigerators and freezers, with a strong focus on off-grid medical applications. Founded in 1999 by David Bergeron, a former leader of NASA's Advanced Technology Refrigeration Project, the company leverages space-derived thermal storage and phase-change material technologies. SunDanzer's medical product line includes World Health Organization (WHO) pre-qualified solar direct-drive refrigerators designed specifically for safe vaccine storage in remote and resource-limited regions. By eliminating the need for traditional batteries and charge controllers, their systems provide highly reliable, maintenance-free cold chain solutions that prevent freezing damage and support global immunization campaigns.