The Rancilio CLASSE 9 USB4 Tall is a premium commercial espresso machine designed for high-volume cafés and restaurants. Its 22-liter boiler and four independent heat exchangers ensure rapid recovery and consistent temperature control, making it ideal for businesses with medium-to-heavy espresso and coffee drink demand. The automatic volumetric pump, advanced boiler management, and V-flex voltage stabilizer ensure reliable performance, even during voltage fluctuations—a critical feature for commercial kitchens. With a maximum cup height of 5 7⁄10 inches, this machine accommodates standard and tall cups, while the dual steam wands and programmable dosage controls provide precision for baristas. Built with stainless steel and aluminum for durability, this Rancilio espresso machine is engineered for precision, efficiency, and longevity, making it a top choice for professional coffee service.