# Sumitomo Electric and Siemens sign HVDC cooperation agreement

Sumitomo Electric Industries and Siemens AG signed a cooperation agreement for high-voltage direct current (HVDC) transmission, combining Siemens' converter technology with Sumitomo's HVDC cable technology.

- Type: Partnership
- Announced: 2017-03-27
- Status: announced
- Products: HVDC transmission systems, HVDC cables
- Sectors: [Electrical Equipment](https://endata.com/sectors/electrical-equipment.md)

## Companies

- [Siemens](https://endata.com/companies/301.md) (partner)
- [Sumitomo Electric Industries](https://endata.com/companies/16532.md) (partner)

## Sources

- [global-sei.cn](https://global-sei.cn/company/press/2017/05/prs031.html), 2017-05-09: "Through the cooperation of Siemens AG, which has advanced technology in this field, and our company, it becomes more possible to provide the latest HVDC transmission systems to customers worldwide."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.