What SPEL does

Supreme Power Equipment Limited (SPEL) is an India-based, publicly listed manufacturer of oil-filled power and distribution transformers serving utilities, renewable-energy developers, and industrial customers. The company, founded in 1994 in Chennai and now headed by Chairman and Managing Director Vee Rajmohan, produces transformers across a wide rating range — from 16 KVA / 11 KV distribution units up to 50 MVA / 132 KV class at its original SIDCO Industrial Estate facility in Thirumazhisai, Chennai, and up to 200 MVA / 220 KV class at a new state-of-the-art facility in Kannur, Thiruvallur district (commissioned 14 January 2026) that lifted annual production capacity from 2,500 MVA to 9,000 MVA. SPEL's product portfolio spans Power Transformers, Distribution Transformers, Windmill Transformers (315 KVA–2,250 KVA), Solar / Inverter-Duty Transformers, Energy Efficient Transformers, Isolation Transformers, Converter and Rectifier Transformers, Generator Transformers, and Isolators, with design and testing certified to ISO 9001:2015, ISO 14001:2015, and OSHAS 45001:2018, and conformance to IS2026, IS1180, IEC, and BS standards with type-testing at Central Power Research Institute, Bangalore.

The company's go-to-market is direct B2B sales, secured through competitive bidding and relationship-based engagement with state electricity boards (notably TANGEDCO), multinational wind turbine OEMs (Vestas, Gamesa, Siemens, Siemens Gamesa, Winwind), Indian wind players (Suzlon), and industrial customers (PSG & Sons). Revenue is project-based hardware sales with order execution lead times of 8–18 months. Pricing is quote-based and not publicly disclosed. The company serves four primary verticals — power utilities, wind energy, solar energy, and industrial manufacturing — with renewable energy (windmill and inverter-duty solar transformers) representing a core specialization developed since the mid-1990s. As of April 2026, consolidated order book stood at ₹578 crore including subsidiary Danya Electric Company, with FY26 revenue guided at ₹200–250 crore (~51% growth versus FY25). Quarterly revenue momentum is strong: Q3 FY25 sales reached ₹37.78 crore (+37.28% YoY) and Q3 FY26 reached ₹35.83 crore (+23.1% YoY).

SPEL has ~51–100 employees, operates only in India (with concentration in South India and growing presence in Telangana/Karnataka), and is currently executing an IPO process with DRHP/RHP filings completed. The company has no disclosed AI/ML, software, or data products — its competitive moat is built on two decades of electromechanical engineering expertise, capital-intensive manufacturing capacity, and qualified-vendor status with major domestic and international customers, supported by 18,000+ transformers in satisfactory service.

Name

SPEL

Legal name

Supreme Power Equipment Limited

Website

https://supremepower.in

Company type

Public

Founded year

1994

Operating status

Operating

Headcount range

51–100 employees

Short description

Supreme Power Equipment Limited (SPEL) is an India-based, publicly listed transformer manufacturer producing oil-filled power and distribution transformers (16 KVA to 200 MVA) for state utilities, wind and solar renewable-energy developers, and industrial customers, operating from Chennai with a new Kannur facility.

Ownership category

akta.pro rank

Product category

Power and Distribution Transformer Manufacturing

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311)

SIC

Power, Distribution & Specialty Transformers (3612)

akta.pro primary industry

Transformers (Power, Distribution, Instrument, Specialty) (IMAGAAAA)

akta.pro secondary industries

Grid-Scale Power Conversion & Interconnection (PCS, Grid-Tie Inverters, Converter Stations) (IMAGAAAI), Power Transformers, Reactors & Auxiliary Power Systems (EUADACAJ), High-Voltage Electrical Systems (Switchgear, Transformers, Protection & Control) (EUAEAFAA), Medium/Low-Voltage Power Distribution (MCCs, Panels, UPS, Grounding) (EUAEAFAB)

Keywords

• Power transformers
• Distribution transformers
• Windmill transformers
• Solar transformers
• Transformer manufacturing

Headquarters

HQ city

Chennai

HQ country

India

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Supply Chain, Personnel, Infrastructure, Technology or R&D

Revenue model

1. Transformer Manufacturing and Sales: SPEL generates revenue through the manufacture and sale of power and distribution transformers to utilities, wind energy companies, solar developers, and industrial customers. Revenue is project-based with order execution timelines ranging from 8 to 18 months. The company has a strong order book position supporting near-term revenue visibility.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels2 records

Core offering

Supreme Power Equipment Limited (SPEL) manufactures and supplies oil-filled power and distribution transformers for utilities, renewable energy developers, and industrial customers. Its product portfolio spans 16KVA/11KV distribution transformers up to 200 MVA/220 KV power transformers, including specialized windmill and solar inverter-duty units. The company operates manufacturing facilities in Chennai (SIDCO Industrial Estate, Thirumazhisai) and a new state-of-the-art plant at Kannur, Thiruvallur, with a combined annual production capacity of approximately 9,000 MVA.

Product overview

Supreme Power Equipment Limited (SPEL) is a manufacturer of oil-filled Power and Distribution Transformers. The company produces a comprehensive portfolio of transformer products ranging from 16KVA/11KV to 200 MVA/220 KV class. The core product lineup includes Power Transformers and Distribution Transformers as the primary offerings, complemented by specialized transformers for renewable energy applications (Windmill Transformers and Solar Transformers), Energy Efficient Transformers for conservation applications, and industrial-grade Isolation Transformers, Converter and Rectifier Transformers, Generator Transformers, and Isolators. SPEL operates manufacturing facilities in Thirumazhisai, Chennai (SIDCO Industrial Estate) and a new state-of-the-art facility in Kannur, Tamil Nadu, with a combined annual production capacity of approximately 9,000 MVA. The company holds ISO 9001:2015, ISO 14001:2015, and OSHAS 45001:2018 certifications and conforms to Indian Standards (IS2026, IS1180), IEC, and BS international standards.

Differentiator

Problem solved

Functional benefit

Products and services

• Power Transformers

Named customers8 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• Danya Electric CompanycoreOthersSubsidiary company of Supreme Power Equipment Limited, included in consolidated order book calculations. Danya Electric Company is part of the SPEL group structure.

Scale indicators10 records

Recent moves10 records

Expansion highlights5 records

Direct peers

• Transformers and Rectifiers (India) Ltd: Ahmedabad-based manufacturer of power and distribution transformers (up to 500 MVA), a direct Indian competitor with overlapping product portfolio, customer base (utilities, renewables), and transformer rating range closely aligned to SPEL.
• Voltamp Transformers: Indian oil-filled power and distribution transformer manufacturer with comparable ratings and a similar mix of utility and industrial customers, making it one of the closest direct competitors to SPEL.
• Bharat Bijlee: Mumbai-headquartered manufacturer of power and distribution transformers serving utilities, infrastructure, and industrial customers in India; competes directly with SPEL in the mid-voltage utility segment.
• IMP Powers: Indian manufacturer of power and distribution transformers with comparable product range and a focus on utilities and renewable-energy customers, positioning it as a direct peer in the mid-tier transformer market.

Broad incumbents

• CG Power and Industrial Solutions: Large Indian incumbent (formerly Crompton Greaves) manufacturing a broad portfolio of power transformers, switchgear, and T&D equipment; competes with SPEL across transformer ratings and customer segments but operates at much greater scale and breadth.
• Bharat Heavy Electricals (BHEL): Public-sector Indian heavy electrical equipment manufacturer offering power transformers as part of a much wider generation and T&D portfolio; a broad incumbent competing in utility-grade transformer tenders.
• ABB India: Indian arm of ABB offering high-voltage power transformers, dry-type transformers, and grid products; a broad incumbent with technology and scale advantages that competes with SPEL in higher-rating and utility-grade segments.
• Siemens India: Indian subsidiary of Siemens AG offering power and distribution transformers alongside a broad energy portfolio; competes in utility and renewable-energy transformer markets and is also a SPEL customer via Siemens Gamesa and Siemens Limited.
• Schneider Electric India: Global energy management and automation major with an Indian transformer and switchgear footprint; competes in distribution transformers and grid-tie applications where SPEL also operates.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/supreme-power-ltd

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about SPEL