Weidmann has been at the heart of the global transformer industry for over 140 years. With deep rooted knowledge in the design, development and operation of transformers, Weidmann is a leading integrated solutions provider for specialized product and services in the energy sector. Working closely with our customers, Weidmann continues to lead the global market delivering high quality, innovative product and service solutions. Weidmann has a complete range of products and services for both transformer manufacturers and transformer owner/operators. We provide oil testing and a complete range of diagnostic services including our InsuLogix brand of on-line monitoring systems.