Belt drive triplex piston pump with ceramic plungers. External bypass system protects from heat build-up. Totally enclosed fan-cooled electric motor. Factory preset unloader. 35-foot power cord. Energy-efficient top-fired heat exchanger. Reinforced powder coated steel frame with center balanced lift. 13-inch flat-free tires. 50-foot high pressure hose. Adjustable pressure insulated dual lance with trigger gun. Net WT: 631 lb.