Established in 1950, OLSUN Electrics Corporation is a manufacturer of standard/custom design dry type transformers, load-break switches and reactors. Located in Richmond, Ill., the firm makes available transformers, such as substation, padmount, silica/resin encapsulated, harmonic mitigating, hazardous location, drive isolation, castcoil and many other products. Original equipment manufacturer (OEM) accounts served include Allen-Bradley, Reliance Electric, Mitsubishi, Telemechanique, KT-Swasey, etc. Its products have been utilized through firms, including AT&T Research Center, Martin Marietta, Central Illinois Public Service Co., City of Springfield Illinois Public Utility, Transocean Offshore, Lucent Technologies, State of Wisconsin University System, Boeing Corporation, Exxon, Shell, Aramco and Amtrak.