Steven Levy Enterprises buys and sells new, unused, and used industrial surplus dry type transformers. Browse our inventory of used dry type transformers available for purchase. Dry-type transformers use air as the cooling medium. A cooling medium is important to stop the transformer from overheating and becoming a potential fire or explosion hazard. The dry-type transformers are lower maintenance transformers compared to oil-filled and they are very resistant to chemical contaminants, which means that it will not have to be taken apart every time a minor accident happens. Tell us what surplus dry type transformers you have for sale or call us at 713-910-4337.