The Maxair Premium Industrial 5 HP Electric 220V, 60-Gal. ASME Vertical Tank has a high flow three piston cast iron "V" style pump that generates 18.5 CFM at 100 psi and max 170 psi. This compressor is equipped with high efficiency reed valves for longer life, all metal belt guard for maximum cooling, liquid filled non vibrating pressure gauge for easy read and auto drop premium air filters.