MIDEL ester transformer fluids are now manufactured in the USA and available coast-to-coast.
Optimizing transformer operation and delivering risk mitigation.
Versatile and reliable, MIDEL ester fluids perform better and work harder than mineral oil.
Our partnership with Valtris Specialty Chemicals guarantees MIDEL fluids where you need them, when you want them.
Trusted by leading companies all over the world
We are the world leader in ester fluids for transformers. And we have the technical experience and credentials to prove it.
In the 1970s, we recognized the need for an alternative to mineral oil. One that could combat flammability and low moisture tolerance, while delivering environmental safety. MIDEL was the result.
Proven performance in thousands of transformers worldwide. But it’s our technical excellence and years of experience that really sets us apart.
Together with our manufacturing partner, Valtris Specialty Chemicals, we guarantee unparalleled supply and service anywhere in the US.