The Programat® S1 1600 sintering furnace is the workhorse you can rely on. This powerful machine cranks out a full tray of esthetic zirconia in just 2.5 hours, produces single units in 75 minutes, and can fit up to 85 units for maximum overnight capacity. Newly added features include a double stacking tray, faster programs, and a great warranty program. The extended 3-year limited warranty includes a free overnighted loaner unit to prevent lost production while yours is in for repair. It also includes separate coverage for the robust heating elements, which on average last over 2 years. Four MoSi2 heating elements deliver precise temperature control that ramps heat 90°C per minute safely and evenly, delivering beautiful restorations quickly and consistently.