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NGK Insulators Ltd., commonly referred to as NGK Insulators, is a leading Japanese company specialising in electrical machinery and apparatus, particularly within the niche sector of electrical insulators and ceramic products. Headquartered in JP, the company has established a strong presence across Asia, North America, and Europe, serving a global market.
Founded in 1919, NGK Insulators has a long history of innovation and growth, with key milestones including the development of advanced ceramic insulators for power transmission and specialised materials for industrial applications. Its core offerings include high-performance insulators, ceramic components, and environmental solutions, distinguished by their durability and technological excellence.
Recognised for its market leadership in electrical insulation and ceramic engineering, NGK Insulators continues to set industry standards through continuous innovation and a commitment to quality, maintaining a prominent position in the electrical machinery and apparatus sector.
+38 vs industry average
Ngk Insulators’s score of 68 is higher than 79% of the industry. This can give you a sense of how well the company is doing compared to its peers.
Electrical Machinery Manufacturing is among the most carbon-intensive industries
The Electrical Machinery Manufacturing industry has reduced its overall emissions by 42% since 2018
Scope 3 accounts for ••• of total emissions.
NGK Insulators, Ltd., headquartered in Japan and operating in the Electrical machinery and apparatus sector, reported its most recent Scope 1 emissions as 21,000,000 kg CO2e for 2025. In the same year, its Scope 2 emissions were 33,000,000 kg CO2e, and Scope 3 emissions were 375,300,000 kg CO2e. This data is directly reported by NGK Insulators, Ltd.
The company has set Science Based Targets initiative (SBTi) approved targets. NGK Insulators, Ltd. has committed to reaching net-zero greenhouse gas emissions across its value chain by fiscal year 2049.
For near-term targets, NGK Insulators, Ltd. aims to reduce absolute Scope 1 and 2 GHG emissions by 53.7% by fiscal year 2030, using a fiscal year 2019 base year. It also commits to reducing absolute Scope 3 GHG emissions by 25% by fiscal year 2030, from a fiscal year 2022 base year.
For long-term targets, NGK Insulators, Ltd. commits to reducing absolute Scope 1 and 2 emissions by 90% by fiscal year 2049, from a fiscal year 2019 base year. Additionally, it aims to reduce absolute Scope 3 emissions by 90% by fiscal year 2049, from a fiscal year 2022 base year.
2049
90% reduction in Scope 1
NGK INSULATORS, LTD. commits to reduce absolute scope 1 emissions 90% by FY2049 from a FY2019 base year.
2049
90% reduction in Scope 2
NGK INSULATORS, LTD. commits to reduce absolute scope 2 emissions 90% by FY2049 from a FY2019 base year.
2030
53.7% reduction in Scope 1
NGK INSULATORS, Ltd. commits to reduce absolute scope 1 GHG emissions 53.7% by FY2030 from a FY2019 base year.
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Showing SBTi-validated targets only. Sign up or sign in to see all disclosed climate targets.
No scope 3 category breakdown has been disclosed yet.


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Common questions about Ngk Insulators’s sustainability data and climate commitments
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