We offer auto transformerspecifications :dc regulated power supply : - 0-5v dc, 0-15v dc, 0-30v dc, 0-100v dcinput voltage: 20-500 vacinput current : 10ma-2a50ma- 5a0.1-10a(other ranges available on request)measurement :true rmswe offer good quality of single phase andthree phaseautotransformer. It has a singlewinding which is made up of supreme grademetal. We provide these transformer whichcan be used to step down the voltage byconfiguring them as per client requirement.