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Naphthenic Transformer Oil Market Size - By Application (Distribution Transformer, Power Transformer, Instrument Transformer) & Global Forecasts, 2024 – 2032

  • Report ID: GMI5936
  • Published Date: Jun 2023
  • Report Format: PDF

Naphthenic Transformer Oil Market Size

Naphthenic Transformer Oil Market size valued at USD 1.2 billion in 2023 and is anticipated to grow at over 6% CAGR from 2024 to 2032. Naphthenic transformer oil, over the years, have been one of the most preferred transformer oil chemistries owing to its numerous advantages. These oils possess excellent electrical insulating properties, which allow it to withstand high voltages without breaking down. This high dielectric strength helps to prevent electrical arcing and ensures the efficient operation of transformers.

Naphthenic Transformer Oil Market

Furthermore, Naphthenic transformer oil has good thermal stability, allowing it to withstand elevated temperatures without significant degradation, which in turn boosts its adoption across industries with high temperature applications. The oil's ability to dissipate heat effectively helps in maintaining optimal operating temperatures within the transformer and thus complementing the product demand across the globe.


Naphthenic transformer oil is compatible with a wide range of materials commonly used in transformers, such as insulation materials, metals, and sealing materials. This compatibility reduces the risk of damage or degradation of components within the transformer, ensuring its reliable and long-lasting operation. Additionally, Naphthenic transformer oil is typically biodegradable and less toxic compared to alternative options such as mineral oil. This eco-friendly characteristic makes it easier to handle and dispose of, reducing the environmental impact in case of leakage or spills, further driving the naphthenic transformer oil market growth.

COVID-19 Impact

The outbreak of COVID-19 had a significant impact on the naphthenic transformer oil market. The implementation of lockdown measures and the closure of manufacturing and industrial sectors disrupted market dynamics and led to the postponement of ongoing projects. This resulted in decreased demand, particularly in developing nations, affecting transformer oil producers in North America and Asia Pacific.

As a consequence, transformer oil prices declined due to reduced demand and disruptions in the supply chain. Agricultural nations faced challenges related to stockpiling transformer oil, as demand decreased, leading to increased storage capacity requirements and higher production costs. Overall, the pandemic caused a decline in the transformer oil industry. However, as economies recover and the situation evolves, the market is expected to stabilize, although uncertainties and challenges may persist in the near term.

Naphthenic Transformer Oil Market Trends

Naphthenic Transformer Oil Market Size, By Region, 2021 - 2032, (USD Billion)

The global demand for electricity is increasing due to factors such as population growth, rapid industrialization, and urbanization. This rising demand is expected to fuel the need for transformers in the transmission and distribution industry, subsequently driving the growth of the naphthenic transformer oil market. Aging electric grid and the necessity for grid modernization are significant drivers behind the mineral-based transformer oil demand growth. Power utilities and companies are making investments in upgrading their power grids, along with deployment of efficient transformer technologies, to ensure reliable and effective electricity transmission and distribution.

Furthermore, the adoption of renewable energy sources like wind and solar is impacting the transformer oil market, owing to the growing demand for reliable transformers which can effectively step up or down the electricity to safe levels, further propelling the need for efficient transformer oil to offer longevity and optimal performance to the device.

Stringent environmental regulations that aim to minimize the adverse impact of transformer fluids on the environment are also exerting influence on the transformer oil market. Manufacturers are focusing on the development of various type of transformer oils which offers low environmental impact, characterized by low toxicity and biodegradability, to meet these regulations. Additionally, continuous research and development endeavors are driving advancements in transformer oil technology. Manufacturers are developing state-of-the-art products that offer improved electrical and thermal properties, enhanced safety features and extended lifespan.

Naphthenic Transformer Oil Market Analysis

Naphthenic Transformer Oil Market Revenue Share, By Application, 2022

The naphthenic transformer oil market from power transformers will expand at 5.5% CAGR between 2023 and 2032, owing to the rising demand for effective equipment across electricity grid infrastructure. As the demand for electricity continues to rise globally, there is a growing need to upgrade and expand power infrastructure, including the installation of new power transformers. Transformer oil is essential for the efficient and reliable operation of power transformers. It serves as both an electrical insulator and a coolant, helping to dissipate heat generated during transformer operation.

With the increasing capacity and complexity of power transformers, the demand for high-quality transformer oil with excellent electrical and thermal properties is on the rise. Furthermore, the aging power infrastructure in many countries necessitates the refurbishment and replacement of outdated power transformers. This, again, contributes to the demand for transformer oil as the transformers undergo maintenance or are replaced with new ones.

The transformer oil market's growth from power transformers is also influenced by various factors such as increasing investments in power transmission and distribution infrastructure, grid modernization initiatives, and the integration of renewable energy sources into the power grid.

Asia Pacific Naphthenic Transformer Oil Market Size, 2021 - 2032, (USD Million)

The Asia Pacific naphthenic transformer oil market size dominated with around USD 500 million in 2022 and is poised to reach USD 900 million by 2032, led primarily by the growing demand for transformer on account of rising energy demand across countries with high industrialization rate. The region's rising population, urbanization, and economic development contribute to increased energy consumption. As a result, there is a higher demand for electricity, which drives the installation of new transformers and the need for transformer oil.

Many countries in the Asia Pacific region are investing in the expansion and modernization of their power sectors. This includes the development of new power generation capacities, transmission lines, and distribution networks, which in turn create a substantial demand for transformers and transformer oil.

Growing power grid expansion and upgradation has further driven the penetration of safe and reliable transformer oils across the Asia Pacific region. The region is also witnessing a significant shift towards renewable energy sources, fueling a need for effective equipment for power supply. The integration of renewable energy into the power grid requires the installation of new transformers and the use of suitable transformer oil, which in turn contributes to the growth of the naphthenic transformer oil market.

In addition, governments in the Asia Pacific region are implementing favorable policies and incentives to promote energy efficiency and sustainable development. These policies encourage investments in the power sector and facilitate the growth of the transformer oil market. The market for transformer oil in the U.S. will surpass USD 873.9 billion by 2032.

Naphthenic Transformer Oil Market Share

Key companies operational across the naphthenic transformer oil market include:

  • APAR
  • HCS Group
  • Exxon Mobil Corporation
  • Ergon Inc
  • Hydrodec Group plc
  • China Petroleum & Chemical Corporation
  • Calumet Specialty Products Partners L.P
  • Phillips 66 Company
  • Sunoco Lubricants
  • Mineral Oil Corporation
  • Gandhar Oil Refinery (India) Limited
  •  NYNAS AB, and Chevron Corporation.

Naphthenic Transformer Oil Industry News:

  • In October 2022, Nynas introduced NYTRO RR 900X, a transformer fluid that enables utilities and industries to embrace circular economy practices while reducing carbon emissions. This innovative transformer oil is produced through an efficient re-refining process, which converts end-of-life transformer oil into a usable liquid. By promoting raw material efficiency and sustainable development, the launch of NYTRO RR 900X positions Nynas to attract a larger customer base worldwide and increase its market share in the future.

This naphthenic transformer oil market research report includes an in-depth coverage of the industry with estimates & forecast in terms of Million Liters & USD Million from 2019 to 2032, for the following segments:

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Market, By Application

  • Distribution Transformer
  • Power Transformer
  • Instrument Transformer
  • Others

The above information has been provided for the following regions and countries:

  • North America
    • U.S.
    • Canada
    • Mexico
  • Europe
    • UK
    • Germany
    • France
    • Italy
    • Russia
  • Asia Pacific
    • China
    • Japan
    • South Korea
    • India
    • Australia
  • Middle East & Africa
    • Saudi Arabia
    • UAE
    • Qatar
    • South Africa
  • Latin America
    • Brazil
    • Argentina


Authors: Ankit Gupta, Vishal Saini

Frequently Asked Questions (FAQ) :

The market size of naphthenic transformer oil exceeded USD 1.2 billion in 2023 and will cross USD 2.1 billion by 2032, due to the surging need for preventing electrical arcing and ensuring the efficient operation of transformers.

Demand for power naphthenic transformer oil is anticipated to witness over 5.5% from 2023 to 2032, owing to the increasing demand for effective equipment across electricity grid infrastructure.

APAC market share was reached USD 500 million in 2022 and will record USD 900 million by 2032, driven by the growing energy demand across countries with high industrialization rate.

Some of the leading companies are APAR, CASTROL LIMITED, HCS Group, Exxon Mobil Corporation, Ergon, Inc., Hydrodec Group plc, China Petroleum & Chemical Corporation, and Calumet Specialty Products Partners.

Naphthenic Transformer Oil Market Scope

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Premium Report Details

  • Base Year: 2023
  • Companies covered: 14
  • Tables & Figures: 292
  • Countries covered: 19
  • Pages: 260
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