Transformers for Booster, TV, L.M.T, V.C.D, sunca, Remote, DriverStep UpDown Transformer All MAXINE transformers are precision wound and insulated with the latest hi-tech, insulating materials. The core laminations are of high grade annealed silicon steel, designed to keep heating to a minimum. All transformers are impregnated with a modified polyester heat cured varnish, which seals the transformer, thus protecting the electrical windings from moisture and contamination. Metal housings are baked enamel finished, and all MAXINE transformers are thoroughly tested, twice, and thoroughly inspected to ensure top quality. The result of this use of superior materials, advanced design, and complete 100% testing is long, trouble-free transformer life.