Our key tasks

We are primarily tasked with providing power transmission services, system services and facilitating the energy market. Our core tasks follow from our appointment as grid operator under the Dutch 'Elektriciteitswet' (E-wet) and the German 'Energiewirtschaftsgesetz' (EnWG).

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Innovation

TenneT presents Hub and Spoke concept for large scale wind energy on the North Sea.

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Our grid

TenneT manages the high-voltage grid in the Netherlands and large parts of Germany. TenneT transmits electricity at 110,000 volts (110 kV) and higher. With around 23,500 kilometres of high-voltage lines, we cross borders and connect countries.

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Offshore Outlook 2050

Already by 2030, the originally planned capacity of 15 gigawatts of offshore wind energy will increase to 20 GW.

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Electricity market

The energy sector is developing rapidly. The process of European market integration began some years ago. Its purpose is to create a single European market that enables market parties to trade gas and electricity across national borders easily and efficiently.

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Transparency data

We provide transparency data on our operations on our Dutch and German transparency page and on ENTSO-E. 

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E-Insights

Our vision is to be one of the most transparent Transmission System Operators (TSO) in Europe and thereby creating value for society. In this Energy Insights section we present selected energy related topics and show data, information and valuable insights. 

E-Insights

E-Insights

Facts & figures related to TenneT facilitating the market can be found here.

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Company

TenneT is a leading European electricity transmission system operator (TSO), with activities in the Netherlands and in Germany. We strive to ensure a reliable and uninterrupted supply of electricity in our high-voltage grid for some 42 million people.

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We are TenneT

Meet us

Projects

Explore our projects in Germany and the Netherlands.

Wahle-Mecklar

The increasing amount of renewable energy fed into the grid in Schleswig-Holstein has made it necessary to expand the existing grid structure. The district of Schleswig-Flensburg numbers among the…

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Wilhelmshaven-Conneforde

The new construction of the 380 kV extra high voltage line serves for the expansion of the transmission grid between the new transformer substation in the Wilhelmshaven district of Fedderwarden and…

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Dörpen West - Niederrhein

To bring the increasing quantities of energy from offshore and onshore wind farms from the north to the south, a new power line roughly 165 kilometres in length is being built from the Dörpen West…

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HelWin2

29/10/21 09:23:20

Clean wind energy from the eastern North Sea HelWin2 is a high-voltage direct current (HVDC) transmission system with a capacity of 690 MW. This project is the third connection of TenneT in the…

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Nordergründe

29/10/21 09:23:20

Offshore wind from Lower Saxony Connection 32 km long und 111 MW capacity 4 km onshore cable 28 km offshore cable Grid connection point substation Inhausen (220 kV) Nordergründe is the third…

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HelWin1

29/10/21 09:23:20

Grid connection for 128 offshore wind turbines off the coast of Helgoland Connection 130 km long and 575 MW capacity 45 km onshore cable 85 km offshore cable Grid connection point converter…

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