The CR 1211LP is Equipped with: 4 poles electrical motor (1450 RPM) with thermal protection and water cooling. Three ceramic pistons, Nickel plating brass linear pump head with high temperature water seals and bushing. Integrated elastic joint, for best pump coupling (except model 1211). Low voltage and delayed Total Stop. Suction and delivery S. S. valves. Integrated detergent suction with external suction probe. Pressure regulator. Glicerine pressure gauge. Steel frame. Stainless Steel covers.