Espar's Mobile Flex-Cool refrigerated containers ensure the hygienic transportation of temperature-sensitive goods in the food and medical-pharmaceutical areas. These heavy duty, easy to clean containers are made by rotationally molded polyethylene. Insulation is made by expanded polyurethane foam CFC free with thickness up to 5". The Mobile Flex-Cool product line ranges from 22L in volume to 915L with temperatures ranging from -24 degrees centigrade to +40 degrees centigrade. Come equipped with hermetic DC compressors with an integrated AC rectifier, specially developed for vehicle uses. Operating voltage is 12-24V dc and 110 -240V AC, with low amperage draw.