Transformer manufacturer, distributor and comprehensive services provider in Asia and Oceania

Who we are

About Us

Tirathai Public Company Limited operates as a manufacturer of electric transformers according to customers' orders for distribution to both domestic and international including services provider of transformer installation, maintenance, and testing.

The company is the sole domestic manufacturer who can produce both power transformers and distribution transformers and has received the transfer of manufacturing technology from Siemens Transformer Austria GmbH & Co KG of Austria; and Fuji Electric Systems Co., Ltd. of Japan, the world's leading manufacturers of electric transformers.

Our Performances


in the Transformer business


of manufacturer of 333 MVA 525 kV Power Transformer in Thailand


Comprehensive services provider in Asia and Oceania

Investor Corner

Financial Results and Reports

Form 56-1 One Report 2023
Financial Statement Quarter 1/2024 (Reviewed)
Opportunity Day Q1/2024
Opportunity Day Q1/2024
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Save the earth


Tirathai Company realizes the importance and determination to be a part in delivering sustainable electric energy while being a good member of the society.

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