Isolation Transformers Manufacturers in Wisconsin

At SNC Manufacturing Co., we specialize in the design and production of electric transformers that serve a wide range of industrial and commercial applications. As a team deeply rooted in electrical innovation, we take pride in engineering solutions that deliver consistent performance, exceptional durability, and long-term value. Our capabilities extend from custom transformer manufacturing to OEM solutions, allowing us to meet the unique needs of our customers with precision and reliability.

Established in 1973 manufacturing a wide variety of custom transformers and inductors. Transformer products range from small PC transformers to single-phase units with capacities between 10mW and 25KVA, as well as three-phase transformers from 7VA to 75KVA. With our extensive experience in custom inductors and transformers, Lenco serves as your source for all requirements. We offer affordable samples, as well as design and manufacturing support, whether you need just one unit or thousands.

At Sun Transformer, we specialize in the design and manufacture of electric transformers built to support dependable power distribution, voltage regulation, and electrical performance across a wide range of industrial and commercial applications. Our company is focused on delivering transformer solutions that meet demanding operational requirements while maintaining reliability, efficiency, and long-term value.

At Altran Corp., we specialize in the design, manufacturing, and testing of electric transformers for a wide range of industrial and commercial applications. With decades of experience behind us, we’ve built our reputation on engineering excellence, precision craftsmanship, and a deep commitment to innovation.

At Prem Magnetics, Inc., we present ourselves as a dedicated manufacturer of electric transformers engineered to deliver reliable power conversion, electrical isolation, and consistent performance across demanding industrial and OEM applications. We focus on designing and producing transformers that support efficient energy transfer, stable voltage regulation, and long service life.

Dongan Electric Manufacturing Company delivers high-quality electric transformers built for industrial, commercial, and OEM applications. With decades of experience, our team engineers reliable and efficient solutions for power distribution and electrical systems. Our extensive product line includes control transformers, industrial control transformers, encapsulated transformers, and custom-designed units, all crafted with precision and durability.

At CES Transformers, we dedicate ourselves to designing and manufacturing high-quality electric transformers that power industrial, commercial, and utility applications across the nation. We take pride in combining advanced engineering with decades of hands-on expertise to deliver reliable performance and lasting value. Every transformer we build reflects our commitment to precision, safety, and energy efficiency.