Voltamp Transformers Ltd. was initially incorporated as Private Limited Company and established in year 1967 in Vadodara. Further, by a special resolution passed by the shareholders under section 31 and 44 of the Companies Act, 1956, the Company has been converted from Private Limited to Public Limited Company w. e. f. 22.02.2006. The Corporate Identification Number (CIN) of the Company is L31100GJ1967PLC001437.

The Company has installed facility to manufacture Oil filled Power and Distribution Transformers up to 160MVA, 220kV Class, Resin Impregnated Dry type Transformers up to 5 MVA, 11KV Class (In Technical collaboration with MORA, GERMANY) and Cast Resin Dry type Transformers up to 12.5 MVA, 33 KV Class (In Technical collaboration with HTT, GERMANY). There are two plants located at:

Makarpura, Vadodara , Gujarat for Power Transformers.
Village Vadadla, Ta. Savli, Dist. Vadodara, Gujarat for Distribution and Dry Type Transformers. We have started this new unit at Savli for manufacturing of Oil filled Distribution Transformers and Dry Type Transformers Since 2009.

The total installed capacity is 13000 MVA per annum on three shift basis.

VOLTAMP delivers its strength from its customers. Over the years of sincere service and dedication to its customers has earned the company, distinguished customers which includes leaders in Government and Semi-Government projects, Refineries, Fertilizer Plants, Power sector, Pharma, Paper, Steel, Cement sectors etc. and various other Industries and State Electricity Boards in India as well as abroad also.

The turnover of the COMPANY for the year ended 31.03.2014 was Rs. 444.78 Crores.

80% of the present annual sales are from Project Business. In most of the Projects, Transformer orders are through leading consultants of International repute like – ENGINEERS INDIA LTD., KAVERNER, TATA CONSULTING ENGINEERS, MN DASTUR, AVANT GARDE, TOYO ENGINEERING, JACOBS HG, UHDE, CHEMTEX ENGG., DALAL CONSULTANTS LTD., BECHTEL, MECON, DEVELOPMENT CONSULTANTS, FICHTNER CONSULTING ENGINEERS - to name a few. All the turnkey Contractors like ABB, SIEMENS, L&T etc. are regularly sourcing their Transformer requirements for their Industrial and Switchyard package projects.
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VOLTAMP was initially incorporated as a Private Limited Company in the year 1967, in the State of Gujarat by converting the erstwhile Partnership Firm "VOLTAMP CORPORATION" which was established in the year 1963 by Mr. Lalitkumar H Patel, B. Sc. (Engg.), London, A.C.G.I., M.I.E. From 1959 to 1961, worked with SIEMENS, Germany at their Nuremberg Transformer Division where he had gained experience in all the aspects of Transformer manufacturing. On his return, he joined Bharat Bijlee Ltd. / Siemens India, then a Licensee of Siemens from 1961 to 1963.

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