- CEO
- Kanubhai Shakrabhai Patel
- Full Time Employees
- 1,295
- Sector
- Producer manufacturing
- Industry
- Electrical products
- Address
- Makarpura Vadodara GU India 390014
- IPO Date
- Aug 24, 2006
- Business
- Voltamp Transformers Limited manufactures a comprehensive range of transformers and related electrical equipment, including oil-filled power and distribution transformers up to 160 MVA in 220 KV class; dry-type transformers up to 12.5 MVA in 33 KV class, encompassing vacuum pressure impregnated (VPI) and cast resin variants; induction furnace transformers; compact substations up to 2.5 MVA in 33 KV class; ring main units rated at 12 KV and 630 Amps; and unitized substations, along with after-sales services such as maintenance, testing, repairs, overhaul, spares, asset management, and diagnostic services for transformers and electrical systems. The company serves diversified industries including power utilities, steel, cement, oil and gas, chemicals, petrochemicals, data centres, green energy, infrastructure, transportation, real estate, automobiles, textiles, and electronics, with a strong customer base comprising PSUs, MNCs, large cooperatives, and EPC firms such as Larsen & Toubro, Siemens, ABB, GE, and Technip, primarily in India and select overseas markets. Incorporated in 1967 in Vadodara, Gujarat, India, following the conversion of a partnership firm established in 1963, Voltamp operates four manufacturing facilities in Gujarat with a total installed capacity of 14,000 MVA and holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 accreditations, with NABL-accredited in-house testing labs. In recent developments, the company is executing a Rs200 crore capital expenditure program, fully funded internally, to expand power transformer capacity by 6,000 MVA through a new facility at Jarod, Vadodara, enabling production up to 250 MVA from the current 160 MVA limit, with operations slated to commence by July 2026; it reported FY25 revenue of Rs1,935 crore, up 20% year-over-year on 15,458 MVA volume sales exceeding capacity; and promoter Kunjal L Patel sold a 7.8% stake via block deal in September 2025, reducing holdings to 30%.