Curtis-Toledo offers their CA series line of heavy-duty automotive and industrial air compressors. Models include Simplex tank mounted electric two stage (3-15 HP; 145-175 PSI); Simplex tank mounted electric single stage (1/2-15 HP; 95-125 PSI); tank mounted gasoline driven two stage (5 1/2 -18 HP; 145-175 PSI); and Duplex tank mounted electric two stage (5-15 HP; 145-175 PSI).