India Techno Systems is a manufacturing and marketing unit administered by efficient professionals from varied fields. Spectron brand of variable auto transformers, automatic voltage stabilizer, C.V.T. insolation transformer, toroidal transformer, manual voltage stabilizer are total solutions to your voltage problem. Spectron undertakes voltage conditioning projects on turnkey basis. We do not only sell our products but believe in total customer satisfaction, because we give our technical backup support to our valued customers. Industrial Products in Delhi.