With a cabinet constructed from galvanized steel, and factory installed high and low prsesure switches, the Ducane 3T OMNI Air Conditioner 208-230/1 has been designed to perform at a high level over a long life span. This is a reliable and efficient unit, which features a fan orifice for smoother airflow, an enhanced tube-and-fin coil design and lanced fins for maximum heat transfer. This unit is compatible with R410A refrigerant.