The Graco Mark XV XT HD 3-in-1 Standard Series Electric Airless Sprayer, Hi-Boy (18H400) is a professional-grade high-production sprayer engineered for contractors who need maximum electric power for heavy coatings, texture, and demanding large-scale applications. Featuring Graco's XT Motor with Amplifi Technology, Endurance Vortex Pump with ProConnect, and 120V/230V Flex Voltage capability, the Mark XV XT delivers up to 2.8 GPM at 3,300 PSI with support for tip sizes up to 0.053 inch. Oversized material passages provide the flow needed to handle everything from paints and primers to plaster, drywall compound, Level 5 materials, and intumescent fireproofing, while TurboClean and WatchDog help improve cleanup and protect the pump during demanding daily use. The Hi-Boy configuration provides jobsite mobility for high-volume commercial, drywall, texture, and specialty coating contractors who need gas-level production with the convenience and quiet operation of an electric sprayer. Available from NMR, your authorized Graco dealer and service center for professional spray equipment, parts, repairs, and technical support.