Commercial Printing

When dealing with expensive and complex commercial printers, there’s no room for error, which is why we’ve spent many years designing some of the best transformers on the market. Our products protect your equipment, eliminating any potential risks.  

We build a range of transformer sizes, from 10 kva all the way up to 500 kva. Our designs fit your specifications, including all your branding needs.  


Let Dongan be your number one source for stock and custom engineered transformers