Profile: Cold Box Inc. is a refrigeration company. We custom design cold boxes with state of the art, energy efficient refrigeration systems for walk-in coolers and freezers in the industries. Our refrigeration systems can maintain any set temperature between -20 to +70 degrees Fahrenheit. Operating on 440 volts 3 Phase power and built with rugged T-rail aluminum flooring, these refrigerated containers can be used for cold storage when placed on the ground, or shipped anywhere.