You keep the power on—we help you do it with confidence. With SDMyers at your side, transformer oil testing becomes a clear and reliable way to identify risks early and protect asset life across your fleet. Drawing on six decades of experience and millions of test results each year, our specialized, high-capacity lab delivers fast, repeatable insights for organizations managing multi-site operations.

Whether your transformers use mineral oil or natural esters, we test across all dielectric insulating liquids and turn results into actions your team can take with confidence—supporting power system owners across the U.S. and in more than 20 countries.