BIS SCHEME X CERTIFICATION FOR ALL TYPES OF TRANSFORMERS To ensure the safety of all types of Transformers and (or) their assemblies/sub-assemblies/components and for their sale in the Indian consumer market, manufacturers must obtain the BIS certification under the BIS Scheme X. All types of transformers and /or their devices which l includes their assemblies, sub-assemblies and individual components are required for the distribution of electrical power, voltage regulation, etc. in the industrial, commercial and residential sectors as well. Get in touch with Aleph India, the leading BIS Scheme X Certification consultant, for your certification needs.