As long as you press the vacuum case's lid, the machine will automatically complete orderly the assumed processes of vacuum extration, sealing, printing, cooling and aeration, the packed products can be prevented from oxidation, going mould, insects or getting damp, thus can be kept fresh in a prolonged storage period.Model DZ-400/2SA DZ-500/2SB Voltage (V/Hz) AC 380/50 220/50 Motor power (W) 750 1500 Sealing power ( W ) 500 600 Ultimate vacuum pressure (KPa ) 1 NO. of sealing Bars for each chamber 2 Chamber size (LXWXH)mm 430X490X150 570X540X150 Sealing length (mm) 400 500 Sealing width (mm) 10 Vacuum pump rate(m 3 /h) 20 40 Material for vacuum chamber Stainless steel Dimension (LXWXH)mm 990x630x940 1255X700X950 Net weight (kg) 180 230
