DAIHEN / OTC Daihen overview
DAIHEN, known in robotics markets through OTC Daihen, is a major supplier of robotic welding systems and power electronics. Its strength is the integration of robot arms, welding power sources, torches and process control for arc welding applications. The company is important in metal fabrication, automotive, heavy equipment and shipbuilding where welding quality and productivity are central.
Company fact | Detail |
Founded | 1919 |
Country | Japan |
Address | 2-1-11 Tagawa, Yodogawa-ku, Osaka |
Employees | Approx. 3,500+ globally |
Specializes in | Welding robots, arc welding systems, power electronics, factory automation |
Products | FD robot series, welding power sources, torches, positioners, robotic welding cells |
Typical projects | Robotic arc welding, automotive frames and components, shipbuilding welding, metal fabrication, power equipment manufacturing, automated welding cells |
Management and ownership | DAIHEN Corporation is publicly listed in Japan. Governance is through corporate board and executive management. OTC Daihen is the welding and robotics brand used globally. |
Website: www.daihen.co.jp/en
DAIHEN / OTC Daihen review summary
DAIHEN is a Japanese electrical equipment maker whose three pillars are transformers, welding machines and industrial robots. It was founded in Osaka in 1919 and reported net sales of JPY 237.7 billion for the fiscal year that ended in March 2026. This profile sets out its history, businesses, results and listing.
Verified key facts from the review
Fact | Detail |
Company | DAIHEN Corporation |
Founded | 1919, in Osaka |
Group | 55 consolidated subsidiaries and 8 affiliates |
Net sales | JPY 237.7 billion in the fiscal year ended March 2026 |
Net income | JPY 14.1 billion, up 18.0% |
Operating margin | 7.9% |
Stock listing | Tokyo Stock Exchange Prime Market: 6622 |
Strengths
A power equipment business that provides more than half of sales and the best margins.
Welding power sources and robots sold as one system.
Five years of revenue growth.
Challenges
Lower margins in factory automation.
Robot demand tied to automotive and general manufacturing investment.
Read the full review: DAIHEN (OTC DAIHEN) Company Profile: History, Businesses, Financials and Stock
Products in the All Things Cobots Catalogue
2 associated product records; the following links are representative catalogue entries.