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Germany · renewables

Battery storage in Rhein-Erft-Kreis

18,546 storage units with 163.0 MW of gross capacity were in operation in Rhein-Erft-Kreis (Nordrhein-Westfalen) as of 2026-11-05, with a further 221 units (1.60 MW) registered as planned (Bundesnetzagentur, Marktstammdatenregister) — every unit over 100 kW with capacity, status, commissioning date and operator, from the Marktstammdatenregister.

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Questions this page answers

How many storage units are registered in Rhein-Erft-Kreis (Nordrhein-Westfalen), and how large are they, as of 2026-11-05?
18,546 storage units with 163.0 MW of gross capacity were in operation in Rhein-Erft-Kreis (Nordrhein-Westfalen) as of 2026-11-05, with a further 221 units (1.60 MW) registered as planned (Bundesnetzagentur, Marktstammdatenregister) — every unit over 100 kW with capacity, status, commissioning date and operator, from the Marktstammdatenregister.
How many storage units are in operation in Rhein-Erft-Kreis?
18,546 storage units with 163.0 MW of gross capacity were in operation in Rhein-Erft-Kreis as of 2026-11-05, with a further 221 units (1.60 MW) registered as planned; the count includes every registered unit down to home batteries (Bundesnetzagentur, Marktstammdatenregister).
How much battery storage capacity was commissioned in Rhein-Erft-Kreis in 2025?
3,441 storage units with 19.7 MW went into operation in Rhein-Erft-Kreis in 2025; the strongest year of the last two decades was 2023 with 25.8 MW (Bundesnetzagentur, Marktstammdatenregister).
What share of Rhein-Erft-Kreis's storage units are larger than 100 kW?
3 of 18,883 registered storage units in Rhein-Erft-Kreis (0.0 percent) exceed 100 kW, but they hold 55.1 MW of the 164.9 MW total capacity (Bundesnetzagentur, Marktstammdatenregister).
Which company operates the most battery storage capacity in Rhein-Erft-Kreis?
RWE Wind Onshore & PV Deutschland GmbH operates 1 storage units over 100 kW with 40.0 MW in Rhein-Erft-Kreis, the largest organisational operator by registered capacity (Bundesnetzagentur, Marktstammdatenregister).
Which technology has the most battery storage capacity in Rhein-Erft-Kreis?
Lithium-Batterie leads with 3 storage units and 55.1 MW in Rhein-Erft-Kreis (Bundesnetzagentur, Marktstammdatenregister).
What is the largest storage unit in Rhein-Erft-Kreis?
The largest registered storage unit in Rhein-Erft-Kreis has 40.0 MW of gross capacity and is operated by RWE Wind Onshore & PV Deutschland GmbH, commissioned 2026-10-21 (Bundesnetzagentur, Marktstammdatenregister).

How are the storage units in Rhein-Erft-Kreis distributed by size class?

Size classUnitsCapacityIn operationPlanned
up to 30 kW18,856108.5 MW18,519221
30 to 100 kW241.35 MW240
over 100 kW355.1 MW30

How much battery storage capacity was commissioned in Rhein-Erft-Kreis each year?

Commissioning yearUnitsCapacity added
20263,69275.8 MW
20253,44119.7 MW
20243,46821.6 MW
20234,16325.8 MW
20221,6109.19 MW
20219645.09 MW
20205552.50 MW
20193481.52 MW
20181840.92 MW
20171000.49 MW
2016530.27 MW
2015370.18 MW
2014300.15 MW
201360.04 MW
201120.01 MW
201020.01 MW

How many storage units in Rhein-Erft-Kreis are in operation, planned or decommissioned?

StatusUnitsCapacity
in operation18,546163.0 MW
planned2211.60 MW
permanently decommissioned1100.34 MW
temporarily shut down60.02 MW

Which storage units over 100 kW are registered in Rhein-Erft-Kreis?

UnitCapacityUsable capacityStatusCommissionedOperator
BESS Manheimer Bucht 140.0 MW84.8 MWhin operation2026-10-21RWE Wind Onshore & PV Deutschland GmbH
unit operated by a private individual15.0 MW20.0 MWhin operation2026-09-22private individual
Speicher 20250.12 MW120 kWhin operation2025-03-18Werner Rodenkirchen

Which organisations operate the most battery storage capacity in Rhein-Erft-Kreis?

OperatorUnitsCapacity
RWE Wind Onshore & PV Deutschland GmbH140.0 MW
Werner Rodenkirchen10.12 MW

Which technology accounts for the most battery storage capacity in Rhein-Erft-Kreis?

TechnologyUnitsCapacity
Lithium-Batterie355.1 MW

Battery storage in Nordrhein-Westfalen · Battery storage in Germany

Source: Bundesnetzagentur, Marktstammdatenregister (MaStR), full data export of 2026-11-05, Datenlizenz Deutschland – Namensnennung – Version 2.0. Counts and capacity by district, size class, commissioning year and status cover every registered unit, including small rooftop and balcony systems. Unit lists, operators and grid operators cover units over 100 kW gross capacity; units operated by private individuals are shown without name, operator or coordinates. Capacity is gross capacity (Bruttoleistung) as registered; planned units are those registered as 'In Planung'. District (Landkreis) is the register's own assignment. Source record.

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