DG series isobaric filler is a kind of advanced level filling equipment which is researched, improved and made according to the filling technique requirement of drink of our country on the base of introducing, digesting and absorbing foreign advanced technology. It is mainly used in filling soda drink, such as cola, carbonated drink and so on, It has advantages of advanced structure, smooth working, reliable and safe operation, convenient maintenance, stepless governing, high-efficiency production etc. It is an ideal filling equipment of medium-small scale drink factory.