Reber offers stainless steel vacuum appliances such as Professional 40 model, with -900 mbar vacuum pump, suction speed from 18 to 40 l/min, seal bar size of 30, 40 or 55 cm. All professional line models are made with energy-saving system (Reber patent), electronic power control applied to welding, welding power adjustment (in order to use all kinds of bags), possibility of manual or automatic operation of your own choice, professional vacuum gauge for continuous vacuum checking. Other features and capabilities are: self lubricating piston pump with double body; 320 W maximum power consumption; energy-saving system with electronic control of welding power output; electronically adjustable welding power; electronically adjustable super vacuum function. The unit can also be used with smooth bags with bellows or central channel, and many other accessories: bags, universal lids, round and rectangular containers with lids, lids for GastroNorm tanks.