Dongan Electric manufactures a broad range of standard, specialty and custom transformers for OEM’s and end users for a wide variety of applications. These products are General Purpose, Control, Buck-Boost, Drive Isolation, Single & Three Phase Reactors and Solar Transformers. We have the latest DOE 2016 Compliant products in three phase transformers. We also manufacture Class 2 transformers, SMPS Transformers, toroidal Transformers, high frequency chokes and other board mounted products. We are very competitive in these products and offer our 107 years of doing business as behind these products.