Electric Equipment · Founded 1977 · www.stardeltatransformers.com · BSE 539255 · · ISIN INE541K01014
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Business
Star Delta Transformers Ltd. (STARDELTA) is an Indian company primarily engaged in the manufacturing of transformers. Its core business model revolves around designing, producing, and supplying a range of transformers, which are critical components in electrical power transmission and distribution systems. The company likely offers various types of transformers, such as power transformers, distribution transformers, and special purpose transformers, catering to different voltage and capacity requirements. It makes money by selling these manufactured transformers to utility companies, industrial clients, infrastructure development projects, and possibly other commercial entities.
Revenue Mix
Without specific financial reports, the exact revenue mix is not available. However, based on the nature of its business, Star Delta Transformers Ltd.'s revenue segments would typically include:
Power Transformers: Larger capacity transformers used in generation and transmission substations.
Distribution Transformers: Smaller capacity transformers used for local power distribution to end-users.
Special Purpose Transformers: Transformers designed for specific industrial applications or niche requirements.
Revenue is primarily derived from the sale of these products. Customer segments likely include state electricity boards (utilities), private power generators, industrial corporations, and EPC (Engineering, Procurement, and Construction) contractors.
Industry
The company operates within India's electric equipment industry, specifically the transformer manufacturing sector. This industry is characterized by a mix of large, established players (both domestic and multinational) and numerous mid-sized to small regional manufacturers. The market is competitive, with players vying for government tenders from utility companies and private sector orders. Star Delta Transformers Ltd. likely positions itself by focusing on specific voltage classes, regional markets, competitive pricing, product quality, customization capabilities, and delivery timelines to compete against larger industry giants and other mid-tier players.
MOAT
Star Delta Transformers Ltd. likely possesses a weak to moderate competitive advantage. Potential advantages could stem from:
Established Client Relationships: Long-standing relationships with specific utility boards or industrial clients built on trust and reliable service.
Product Customization & Quality: Ability to deliver specialized or high-quality transformers tailored to client specifications.
Cost Efficiency: Potentially efficient manufacturing processes or procurement strategies that allow for competitive pricing.
However, the transformer market is generally mature, and strong structural moats like significant proprietary technology, vast economies of scale, or strong brand loyalty that command premium pricing are less common for mid-sized players in this sector. Switching costs for future purchases are moderate, as customers can evaluate multiple suppliers.
Growth Drivers
Key factors that can drive growth for Star Delta Transformers Ltd. over the next 3-5 years include:
Power Sector Investment: Government initiatives and private sector spending on upgrading and expanding India's power transmission and distribution (T&D) infrastructure.
Renewable Energy Integration: Growing demand for transformers to connect new solar and wind power projects to the national grid.
Industrialization & Urbanization: Increased electricity consumption from new industries and expanding urban areas requiring robust power infrastructure.
"Make in India" Push: Government emphasis on domestic manufacturing which could provide preferential treatment or increased demand for local suppliers.
Replacement Cycle: Aging transformer infrastructure across India requires periodic replacement, providing a recurring demand base.
Risks
Commodity Price Volatility: Significant fluctuations in raw material prices (e.g., copper, electrical steel, transformer oil) can directly impact manufacturing costs and profit margins.
Intense Competition & Price Pressure: The presence of numerous domestic and international players can lead to aggressive bidding, putting pressure on selling prices and profitability.
Economic Slowdown: A slowdown in industrial activity or deferred infrastructure projects can reduce demand for new transformers.
Regulatory & Policy Changes: Changes in government policies related to the power sector, import/export duties, or industry standards could impact operations and profitability.
Customer Concentration: Potential reliance on a few large government utility contracts, making revenue susceptible to tender outcomes and payment cycles.
Technological Disruption: While basic transformer technology is stable, advancements in smart grid components or alternative power solutions could indirectly influence future demand patterns.
Management & Ownership
For many Indian companies of this size, the promoter group (founding family or individuals) typically holds a significant ownership stake and plays a crucial role in management and strategic direction. Management quality would depend on their experience, industry knowledge, governance practices, and ability to navigate market cycles. The ownership structure likely features a dominant promoter holding, with the remaining shares held by the public and potentially a small portion by institutional investors.
Outlook
Star Delta Transformers Ltd. operates in a sector with fundamental long-term growth drivers, primarily the sustained demand for electricity and ongoing infrastructure development in India. The company's success will largely hinge on its operational efficiency, ability to manage input costs, maintain product quality, and effectively compete in a price-sensitive market.
The bull case sees the company benefiting significantly from India's power sector reforms, renewable energy push, and infrastructure boom, leading to consistent order inflows and revenue growth. The bear case highlights risks such as severe commodity price volatility, intense competition eroding margins, and potential slowdowns in government and private sector capital expenditure. A balanced view suggests the company faces both opportunities and challenges inherent in the capital goods sector; its performance will depend on prudent management of operations, customer relationships, and market dynamics.
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| #(Fig in Cr.) | Mar 2024 | Jun 2024 | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Net Sales | 38 | 35 | 37 | 33 | 38 | 30 | 44 | 53 | 46 | 37 |
| Other Income | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 |
| Total Income | 39 | 35 | 38 | 33 | 38 | 31 | 44 | 53 | 47 | 38 |
| Total Expenditure | 35 | 31 | 33 | 29 | 33 | 27 | 39 | 49 | 40 | 35 |
| Operating Profit | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 4 | 6 | 2 |
| Interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Depreciation | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Exceptional Income / Expenses | 0 | 0 | 0 | -0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Profit Before Tax | 4 | 3 | 4 | 3 | 4 | 3 | 4 | 4 | 6 | 2 |
| Provision for Tax | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 2 | 0 |
| Profit After Tax | 2 | 3 | 3 | 2 | 3 | 2 | 4 | 2 | 4 | 1 |
| Adjustments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -0 | -0 |
| Profit After Adjustments | 2 | 3 | 3 | 2 | 3 | 2 | 4 | 2 | 4 | 1 |
| Adjusted Earnings Per Share | 7.1 | 8.5 | 9.6 | 7.1 | 10.2 | 7.6 | 13.2 | 6.9 | 14.7 | 4.7 |
| #(Fig in Cr.) | Mar 2015 | Mar 2016 | Mar 2017 | Mar 2018 | Mar 2019 | Mar 2020 | Mar 2021 | Mar 2022 | Mar 2023 | Mar 2024 | Mar 2025 | TTM |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Net Sales | 53 | 77 | 63 | 60 | 108 | 65 | 18 | 31 | 71 | 140 | 142 | 180 |
| Other Income | 1 | 2 | 2 | 1 | 1 | 2 | 4 | 5 | 4 | 4 | 1 | 2 |
| Total Income | 53 | 79 | 65 | 61 | 108 | 67 | 22 | 36 | 75 | 144 | 143 | 182 |
| Total Expenditure | 49 | 72 | 58 | 55 | 99 | 61 | 19 | 29 | 66 | 127 | 127 | 163 |
| Operating Profit | 4 | 7 | 7 | 5 | 9 | 7 | 3 | 6 | 9 | 17 | 16 | 17 |
| Interest | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 0 |
| Depreciation | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
| Exceptional Income / Expenses | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Profit Before Tax | 2 | 5 | 5 | 3 | 8 | 6 | 2 | 5 | 8 | 15 | 14 | 16 |
| Provision for Tax | 1 | 2 | 2 | 1 | 2 | 1 | 1 | 2 | 2 | 4 | 4 | 3 |
| Profit After Tax | 2 | 3 | 3 | 2 | 6 | 4 | 2 | 4 | 6 | 11 | 11 | 11 |
| Adjustments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Profit After Adjustments | 2 | 3 | 3 | 2 | 6 | 4 | 2 | 4 | 6 | 11 | 11 | 11 |
| Adjusted Earnings Per Share | 5.6 | 10.5 | 10.7 | 7.3 | 18.7 | 14.6 | 5.9 | 12.2 | 19.2 | 37 | 35.4 | 39.5 |
| # | 1 Year | 3 Year | 5 Year | 10 Year |
|---|---|---|---|---|
| Sales CAGR | 1% | 66% | 17% | 10% |
| Operating Profit CAGR | -6% | 39% | 18% | 15% |
| PAT CAGR | 0% | 40% | 22% | 19% |
| # | 1 Year | 3 Year | 5 Year | 10 Year |
|---|---|---|---|---|
| Share Price CAGR | -23% | 7% | 40% | 15% |
| ROE Average | 13% | 13% | 10% | 9% |
| ROCE Average | 19% | 19% | 14% | 13% |
| #(Fig in Cr.) | Mar 2015 | Mar 2016 | Mar 2017 | Mar 2018 | Mar 2019 | Mar 2020 | Mar 2021 | Mar 2022 | Mar 2023 | Mar 2024 | Mar 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Shareholder's Funds | 33 | 36 | 39 | 41 | 47 | 51 | 53 | 57 | 63 | 74 | 84 |
| Minority's Interest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Borrowings | 2 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 |
| Other Non-Current Liabilities | 1 | 2 | 1 | 3 | 3 | 2 | 2 | 2 | 3 | 1 | 1 |
| Total Current Liabilities | 9 | 7 | 8 | 18 | 12 | 4 | 3 | 2 | 22 | 15 | 12 |
| Total Liabilities | 45 | 47 | 50 | 63 | 64 | 58 | 58 | 61 | 87 | 89 | 98 |
| Fixed Assets | 9 | 9 | 8 | 8 | 8 | 7 | 6 | 6 | 5 | 5 | 6 |
| Other Non-Current Assets | 0 | 0 | 0 | 1 | 2 | 2 | 1 | 1 | 1 | 0 | 4 |
| Total Current Assets | 36 | 38 | 42 | 54 | 54 | 49 | 51 | 54 | 81 | 84 | 89 |
| Total Assets | 45 | 47 | 50 | 63 | 64 | 58 | 58 | 61 | 87 | 89 | 98 |
| #(Fig in Cr.) | Mar 2015 | Mar 2016 | Mar 2017 | Mar 2018 | Mar 2019 | Mar 2020 | Mar 2021 | Mar 2022 | Mar 2023 | Mar 2024 | Mar 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Opening Cash & Cash Equivalents | 10 | 5 | 1 | 3 | 0 | 4 | 5 | 5 | 10 | 1 | 3 |
| Cash Flow from Operating Activities | 8 | -4 | 5 | -5 | 9 | -0 | -3 | 3 | -16 | -7 | 3 |
| Cash Flow from Investing Activities | 1 | 0 | 0 | 1 | -1 | 2 | 4 | 3 | 6 | 11 | 1 |
| Cash Flow from Financing Activities | -13 | 2 | -2 | 1 | -5 | -2 | -0 | -0 | 1 | -2 | -1 |
| Net Cash Inflow / Outflow | -5 | -2 | 3 | -3 | 4 | 0 | 1 | 5 | -10 | 2 | 4 |
| Closing Cash & Cash Equivalent | 5 | 3 | 3 | 0 | 4 | 5 | 5 | 10 | 1 | 3 | 6 |
| # | Mar 2015 | Mar 2016 | Mar 2017 | Mar 2018 | Mar 2019 | Mar 2020 | Mar 2021 | Mar 2022 | Mar 2023 | Mar 2024 | Mar 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Earnings Per Share (Rs) | 5.59 | 10.55 | 10.72 | 7.26 | 18.69 | 14.63 | 5.89 | 12.17 | 19.19 | 37.05 | 35.42 |
| CEPS(Rs) | 8.56 | 13.16 | 13.35 | 9.82 | 21.16 | 17.37 | 8.64 | 14.83 | 21.79 | 39.41 | 38 |
| DPS(Rs) | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Book NAV/Share(Rs) | 109.54 | 120.08 | 130.8 | 138.06 | 156.76 | 171.38 | 177.27 | 189.44 | 208.64 | 245.68 | 281.11 |
| Core EBITDA Margin(%) | 6.5 | 5.67 | 7.66 | 6.47 | 6.82 | 6.26 | -1.44 | 4.59 | 7.66 | 9.41 | 10.35 |
| EBIT Margin(%) | 5.98 | 7.34 | 8.88 | 6.55 | 6.66 | 7.81 | 12.3 | 14.88 | 11.69 | 11.74 | 10.75 |
| Pre Tax Margin(%) | 3.9 | 5.86 | 7.46 | 4.9 | 5.87 | 7.29 | 11.17 | 14.23 | 10.77 | 10.71 | 10.08 |
| PAT Margin (%) | 2.95 | 3.85 | 4.81 | 3.29 | 4.37 | 5.68 | 8.15 | 9.94 | 8.07 | 7.93 | 7.49 |
| Cash Profit Margin (%) | 4.51 | 4.8 | 5.99 | 4.45 | 4.94 | 6.74 | 11.96 | 12.11 | 9.16 | 8.44 | 8.04 |
| ROA(%) | 3.4 | 6.85 | 6.59 | 3.85 | 8.88 | 7.22 | 3.04 | 6.12 | 7.77 | 12.59 | 11.35 |
| ROE(%) | 5.23 | 9.19 | 8.55 | 5.4 | 12.68 | 8.92 | 3.38 | 6.64 | 9.64 | 16.31 | 13.45 |
| ROCE(%) | 8.38 | 15.61 | 13.88 | 9.49 | 17.53 | 11.79 | 4.99 | 9.77 | 13.54 | 23.34 | 18.78 |
| Receivable days | 89.06 | 82.58 | 125.17 | 123.94 | 52.91 | 70.62 | 195.95 | 97.61 | 111.15 | 87.83 | 99.98 |
| Inventory Days | 96.47 | 51.83 | 47.42 | 86.99 | 73.15 | 74.61 | 108.31 | 76.17 | 68.79 | 60.92 | 65.16 |
| Payable days | 36.06 | 11.37 | 10.82 | 53.16 | 30.49 | 16.58 | 35.53 | 8.39 | 57.03 | 42.49 | 19.41 |
| PER(x) | 13.03 | 8.92 | 9.94 | 17.31 | 7.17 | 5.57 | 13.71 | 8.21 | 7.29 | 16.45 | 16.1 |
| Price/Book(x) | 0.67 | 0.78 | 0.81 | 0.91 | 0.85 | 0.48 | 0.46 | 0.53 | 0.67 | 2.48 | 2.03 |
| Dividend Yield(%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| EV/Net Sales(x) | 0.01 | 0.4 | 0.47 | 0.67 | 0.32 | 0.28 | 0.95 | 0.59 | 0.56 | 1.26 | 1.15 |
| EV/Core EBITDA(x) | 0.14 | 4.47 | 4.38 | 7.9 | 3.76 | 2.63 | 5.04 | 2.95 | 4.36 | 10.28 | 10.21 |
| Net Sales Growth(%) | -20.41 | 45.07 | -17.53 | -5.41 | 80.22 | -39.32 | -71.77 | 68.78 | 129.06 | 96.42 | 1.23 |
| EBIT Growth(%) | -24.26 | 77.18 | -1.71 | -26.84 | 96.92 | -29.31 | -55.87 | 105.04 | 52.55 | 97.37 | -7.31 |
| PAT Growth(%) | -45.12 | 88.55 | 1.63 | -32.29 | 157.59 | -21.74 | -59.74 | 106.62 | 57.74 | 93.02 | -4.38 |
| EPS Growth(%) | -45.12 | 88.55 | 1.63 | -32.29 | 157.59 | -21.74 | -59.74 | 106.62 | 57.74 | 93.02 | -4.38 |
| Debt/Equity(x) | 0.08 | 0.16 | 0.11 | 0.15 | 0.06 | 0.03 | 0.02 | 0.02 | 0.04 | 0.03 | 0.03 |
| Current Ratio(x) | 4.22 | 5.63 | 5.45 | 3.07 | 4.48 | 13.42 | 16.8 | 27.17 | 3.68 | 5.62 | 7.52 |
| Quick Ratio(x) | 2.68 | 4.13 | 4.52 | 1.68 | 2.22 | 12.17 | 14.06 | 23.64 | 2.78 | 3.82 | 5.51 |
| Interest Cover(x) | 2.87 | 4.95 | 6.26 | 3.97 | 8.53 | 14.86 | 10.91 | 22.99 | 12.81 | 11.4 | 15.99 |
| Total Debt/Mcap(x) | 0 | 0.2 | 0.14 | 0.17 | 0.07 | 0.05 | 0.04 | 0.03 | 0.06 | 0.01 | 0.01 |
| # | Mar 2024 | Jun 2024 | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Promoter | 74.99 | 74.99 | 74.99 | 74.99 | 74.99 | 74.99 | 74.99 | 71.66 | 71.69 | 71.69 |
| FII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Public | 25.01 | 25.01 | 25.01 | 25.01 | 25.01 | 25.01 | 25.01 | 28.34 | 28.31 | 28.31 |
| Others | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| # | Mar 2024 | Jun 2024 | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Promoter | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.21 | 0.22 | 0.22 |
| FII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Public | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.09 | 0.08 | 0.08 |
| Others | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| # | 1 Year | 3 Year | 5 Year | 10 Year |
|---|---|---|---|---|
| Sales CAGR | +1% | +66% | +17% | +10% |
| Operating Profit CAGR | -6% | +39% | +18% | +15% |
| PAT CAGR | 0% | +40% | +22% | +19% |
| Share Price CAGR | -23% | +7% | +40% | +15% |
| ROE Average | +13% | +13% | +10% | +9% |
| ROCE Average | +19% | +19% | +14% | +13% |
| # | Mar 2024 | Jun 2024 | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Promoter | 74.99 | 74.99 | 74.99 | 74.99 | 74.99 | 74.99 | 74.99 | 71.66 | 71.69 | 71.69 |
| FII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Public | 25.01 | 25.01 | 25.01 | 25.01 | 25.01 | 25.01 | 25.01 | 28.34 | 28.31 | 28.31 |
| Others | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| # | Mar 2024 | Jun 2024 | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Promoter | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 | 0.21 | 0.22 | 0.22 |
| FII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DII | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Public | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.09 | 0.08 | 0.08 |
| Others | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
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