Dalla Corte Technology Dalla Corte were the very first to introduce the multi-boiler technology in a coffee machine. This technology allows Brewing groups and steam boiler to work independently from one another Allowing to turn off the group or the boiler when not in use Saving energy while keeping temperature constant for each extraction.Brewhead is made of Special Brass alloy that helps maintain the temperature with an accuracy of +/- .01 of a degree celcius100% lead free KEY FEATURES Equipped with the same steam wand (lever operation) as the DC Professional Series machines Has dual boiler and is thermally independent Rotary Pump system 54mm portafilter basket as default 58mm portafilter basket kit available, if required can be plumbed to fresh water connection or be used using a 4L water tank comes with a Barista Kit Technical specificationsDimensions (l x h x p)321 x 390,4 x 400 mmWeight27.5 kgMaximum power1970 kWConnected load230/240 V 50-60 HzBoiler capacity1.5 LAbility of independent groups0.5 LWater tank4 LFixed water connectionoptionalTimerincludedFront illuminationincluded