All Stampings / laminations / cores of transformers (with or without winding) made from - Grain Oriented Electrical Steel Sheet and Strip or Cold Rolled Non-oriented Electrical Steel Sheet and Strip has been included in the mandatory ISI Certification Scheme under IS standard - IS 3024/IS 648. This product cannot be exported/imported or sold in Indian consumer market without ISI Mark imprinted. We provide complete ISI Certification consultancy services for your product from start to end, during which assist you in all types of documentation formalities and we take care of all liaison with BIS Office in India.