The workhorse conical. 71 mm burrs at 500 rpm, stepless micrometric adjustment, and the build that made Mazzer the default in high-volume bars.Available electronic on-demand or with a doser, as separate configurations.Specifications Burrs Conical, 71 mm (186C) Burr speed 500 rpm at 60 Hz Hopper capacity 1.6 kg (3.5 lbs). Optional 320 g hopper Grind adjustment Stepless micrometric Dosing On demand, three recordable time settings Output 1 sec per 5 g at 50 Hz (Mazzer's 50 Hz figure). 3.4 sec for a 17 g dose Motor 800 W Electrical 120 VAC, 8 A service Dimensions (W x D x H) 9.25 x 11.5 x 28.5 in Weight 62 lbs (28 kg) Certifications NSF-8, ETL Sanitation Listed, UL-763, ETL Listed Body is aluminum die casting. Mechanical figures are Mazzer's. Mazzer itself publishes no voltage or amperage; the electrical figures and certifications above are La Marzocco USA's, as the US importer.Email [email protected] for a quote, or send us the details.