MAI/LA units from Mobile Air, Inc. (Oak Park, MI) are sized from 7.5 to 12 tons and said to solve short- and long-term cooling problems for industrial and commercial markets. According to the manufacturer, the units are easily placed and installed, and are designed to offer long-term use in a portable environment. Units contain a heavy-duty aluminum cabinet and a steel base with forklift pockets and 8-in. casters. Other features include cam locks for power connection, phase protection, circuit breaker protection, built-in thermostat, and 14-in. inlet-outlet evaporator air connections.