Ready-for-use mobile freezer unit with a volume of 30 m³ and a large freezing overcapacity (temperature range down to minus 30 °C). The frozen storage cell has been fitted with a flat anti-skid floor, lighting, a door with frame heating that opens smoothly (also from the inside), and has a very low entry height. The frozen storage cell meets the HACCP/GMP requirements and is easy to install, even in locations that are difficult to reach, as well indoors as outdoors. The storage cell is low noise and low power.