The purpose of the utility model aims at providing a cold storage which can effectively reduce electric energy consumption. The cold storage is provided with an atomizing device with energy saving which is installed beside the fin tube row of outdoor condenser of the cold storage, thereby realizing the purpose of cold storage energy saving. The cold storage comprises a condenser (1), a blower (2) and a fin tube row (3) of the condenser, which is characterized in that the storage all comprises an atomizing device which consists of a motor and a circular atomizing disk and a nozzle; the circular atomizing disk and the nozzle are arranged the motor shaft; the nozzle is positioned towards the fixed end surface of the atomizing disk.