Hunter Corporation was founded 1996 in Sweden to develop and manufacture direct current (DC) cooled indoor and outdoor cabinets, enclosures, shelters equipped with DC HEX free-cooling units, DC Air-conditioners, 19 inches rack mounted rectifiers and 19 inch rack mounted sine wave inverters.

Hunter Group has also since 2016 manufactured and supplied 19 inch rack mounted lithium batteries for cabinets as well as the very populair "easy drop in" 12V 100Ah and 1280Wh lithium module/block battery to replace low performance lead acid battery installations.