# Jan De Nul develops method to install three cables at once

> On 6 March, Jan De Nul described equipment for four TenneT cable systems, laying three power cables and fibre optic together. The portfolio totals 2,000 km; a six-kilometre section crosses the Wadden Sea intertidal zone.

- **Source date:** 2026-03-06
- **Original source:** [Jan De Nul Group](https://www.jandenul.com/news/industry-first-installing-three-cables-once-low-impact-equipment)
- **Reading time:** 1 min
- **Language:** en
- **URL:** https://voltformer.com/news/jan-de-nul-tennet-cable-installation-method-2026
- **Markdown:** https://voltformer.com/news/jan-de-nul-tennet-cable-installation-method-2026.md

## What the source reports

On 6 March, Jan De Nul described equipment for four TenneT cable systems, laying three power cables and fibre optic together. The portfolio totals 2,000 km; a six-kilometre section crosses the Wadden Sea intertidal zone.

[Jan De Nul Group](https://www.jandenul.com/news/industry-first-installing-three-cables-once-low-impact-equipment)

## Contract and role boundary

The release attributes only the stated tasks to Jan De Nul and names partners where delivery is shared. Total wind-farm or infrastructure capacity is not capacity owned or operated by the contractor.

[Jan De Nul Group](https://www.jandenul.com/news/industry-first-installing-three-cables-once-low-impact-equipment)

## Project context

Jan De Nul works across offshore energy, dredging, construction and remediation. Cable and foundation operations are delivered in campaigns; an order or milestone announcement does not mean that the wider project is complete.

[Jan De Nul Group](https://www.jandenul.com/news/industry-first-installing-three-cables-once-low-impact-equipment)

## Related company profiles

- [Jan De Nul Group](https://voltformer.com/epc-contractors/jan-de-nul) · [Markdown](https://voltformer.com/epc-contractors/jan-de-nul.md)

## Other languages

- [en](https://voltformer.com/news/jan-de-nul-tennet-cable-installation-method-2026)
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