Germany · renewables
Battery storage in Holzminden
3,103 storage units with 17.3 MW of gross capacity were in operation in Holzminden (Niedersachsen) as of 2026-11-05, with a further 39 units (0.39 MW) registered as planned (Bundesnetzagentur, Marktstammdatenregister) — every unit over 100 kW with capacity, status, commissioning date and operator, from the Marktstammdatenregister.
Questions this page answers
- How many storage units are registered in Holzminden (Niedersachsen), and how large are they, as of 2026-11-05?
- 3,103 storage units with 17.3 MW of gross capacity were in operation in Holzminden (Niedersachsen) as of 2026-11-05, with a further 39 units (0.39 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 Holzminden?
- 3,103 storage units with 17.3 MW of gross capacity were in operation in Holzminden as of 2026-11-05, with a further 39 units (0.39 MW) registered as planned; the count includes every registered unit down to home batteries (Bundesnetzagentur, Marktstammdatenregister).
- How much battery storage capacity was commissioned in Holzminden in 2025?
- 653 storage units with 3.42 MW went into operation in Holzminden in 2025; the strongest year of the last two decades was 2023 with 3.85 MW (Bundesnetzagentur, Marktstammdatenregister).
How are the storage units in Holzminden distributed by size class?
| Size class | Units | Capacity | In operation | Planned |
|---|---|---|---|---|
| up to 30 kW | 3,158 | 17.4 MW | 3,099 | 38 |
| 30 to 100 kW | 5 | 0.26 MW | 4 | 1 |
How much battery storage capacity was commissioned in Holzminden each year?
| Commissioning year | Units | Capacity added |
|---|---|---|
| 2026 | 675 | 3.69 MW |
| 2025 | 653 | 3.42 MW |
| 2024 | 614 | 3.71 MW |
| 2023 | 648 | 3.85 MW |
| 2022 | 252 | 1.20 MW |
| 2021 | 155 | 0.81 MW |
| 2020 | 50 | 0.21 MW |
| 2019 | 25 | 0.13 MW |
| 2018 | 11 | 0.06 MW |
| 2017 | 14 | 0.08 MW |
| 2016 | 7 | 0.03 MW |
| 2015 | 4 | 0.02 MW |
| 2014 | 9 | 0.05 MW |
| 2013 | 1 | 0.01 MW |
| 2012 | 3 | 0.02 MW |
| 2011 | 1 | 0.01 MW |
| 2009 | 1 | 0.01 MW |
How many storage units in Holzminden are in operation, planned or decommissioned?
| Status | Units | Capacity |
|---|---|---|
| in operation | 3,103 | 17.3 MW |
| planned | 39 | 0.39 MW |
| permanently decommissioned | 19 | 0.05 MW |
| temporarily shut down | 2 | 0.01 MW |
Which storage units over 100 kW are registered in Holzminden?
| Unit | Capacity | Usable capacity | Status | Commissioned | Operator |
|---|
Which organisations operate the most battery storage capacity in Holzminden?
| Operator | Units | Capacity |
|---|
Which technology accounts for the most battery storage capacity in Holzminden?
| Technology | Units | Capacity |
|---|
Battery storage in Niedersachsen · 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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