Satronic - Type ZT 812 referenced Transformer product produced by high technology. Type ZT 812 is the result of a far more developed technology compared to similar regular products. Type ZT 812 referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. Type ZT 812 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.