The studies confirm pasteurized milk has its positive effects on the health of the calves. It enhances the growth and at the same time reduces the death rate. It will, in turn, minimize the use of antibiotics. The pasteurization can diminish the count of bacteria in milk without dropping the dietary value. These points of advantages have lead the milk traders to believe that used pasteurizer in Germany will certainly bring for big profit in minimum investment.  
These pasteurizers are available in various sizes, models and holding capacities as per the different requirements of diverse applications. The fabrication of them needs finest quality of raw materials as a supportive base.  A well advanced sophisticated technology and mechanisms followed by standards and norms are maintained in these plants to receive bacteria free healthy milk.  
Also these pasteurizers are available at affordable price. But your bid to search for the used pasteurizer should follow a definite path:
explore the pasteurizers that
Maintain accurate control of temperature and stick to holding time
Can be handled easily
Runs automatically
Equipped with low consumption of energy
Very easy to clean
Can be used flexibly and can be used for other purposes also
Need to pasteurize maximum amount of milk as necessary for the supply.
In Switzerland, each of the new types of devise is acceptable by the Admission Board, but in Germany the new products in the market must be tested by the type.  For buying the used pasteurizers, it is very important to know if it will successfully overcome the test of the time.
As people are becoming prone to different diseases, the necessity of pasteurizers is becoming greater. Tuberculosis, scarlet fever, diphtheria, brucellosis are some of the diseases that are blocked by the pasteurizers. With almost every label of milk products are printed with pasteurized, the demand of used pasteurizer in Germany is getting higher. Go for it, if you really the one who decides doing milk trading.