Germany · renewables
Battery storage in Darmstadt
2,579 storage units with 15.1 MW of gross capacity were in operation in Darmstadt (Hessen) as of 2026-11-05, with a further 35 units (0.27 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 Darmstadt (Hessen), and how large are they, as of 2026-11-05?
- 2,579 storage units with 15.1 MW of gross capacity were in operation in Darmstadt (Hessen) as of 2026-11-05, with a further 35 units (0.27 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 Darmstadt?
- 2,579 storage units with 15.1 MW of gross capacity were in operation in Darmstadt as of 2026-11-05, with a further 35 units (0.27 MW) registered as planned; the count includes every registered unit down to home batteries (Bundesnetzagentur, Marktstammdatenregister).
- How much battery storage capacity was commissioned in Darmstadt in 2025?
- 606 storage units with 3.22 MW went into operation in Darmstadt in 2025; the strongest year of the last two decades was 2024 with 3.48 MW (Bundesnetzagentur, Marktstammdatenregister).
- What share of Darmstadt's storage units are larger than 100 kW?
- 2 of 2,623 registered storage units in Darmstadt (0.1 percent) exceed 100 kW, but they hold 0.22 MW of the 15.4 MW total capacity (Bundesnetzagentur, Marktstammdatenregister).
- Which company operates the most battery storage capacity in Darmstadt?
- ENTEGA AG operates 1 storage units over 100 kW with 0.11 MW in Darmstadt, the largest organisational operator by registered capacity (Bundesnetzagentur, Marktstammdatenregister).
- Which technology has the most battery storage capacity in Darmstadt?
- Lithium-Batterie leads with 2 storage units and 0.22 MW in Darmstadt (Bundesnetzagentur, Marktstammdatenregister).
- What is the largest storage unit in Darmstadt?
- The largest registered storage unit in Darmstadt has 0.11 MW of gross capacity and is operated by ENTEGA AG, commissioned 2026-07-20 (Bundesnetzagentur, Marktstammdatenregister).
How are the storage units in Darmstadt distributed by size class?
| Size class | Units | Capacity | In operation | Planned |
|---|---|---|---|---|
| up to 30 kW | 2,618 | 15.0 MW | 2,574 | 35 |
| 30 to 100 kW | 3 | 0.18 MW | 3 | 0 |
| over 100 kW | 2 | 0.22 MW | 2 | 0 |
How much battery storage capacity was commissioned in Darmstadt each year?
| Commissioning year | Units | Capacity added |
|---|---|---|
| 2026 | 610 | 3.19 MW |
| 2025 | 606 | 3.22 MW |
| 2024 | 551 | 3.48 MW |
| 2023 | 473 | 3.29 MW |
| 2022 | 169 | 0.93 MW |
| 2021 | 72 | 0.50 MW |
| 2020 | 57 | 0.30 MW |
| 2019 | 28 | 0.13 MW |
| 2018 | 7 | 0.04 MW |
| 2017 | 6 | 0.04 MW |
| 2016 | 3 | 0.01 MW |
| 2015 | 1 | 0.00 MW |
| 2013 | 1 | 0.00 MW |
| 2012 | 1 | 0.01 MW |
| 2008 | 1 | 0.01 MW |
How many storage units in Darmstadt are in operation, planned or decommissioned?
| Status | Units | Capacity |
|---|---|---|
| in operation | 2,579 | 15.1 MW |
| planned | 35 | 0.27 MW |
| permanently decommissioned | 9 | 0.03 MW |
Which storage units over 100 kW are registered in Darmstadt?
| Unit | Capacity | Usable capacity | Status | Commissioned | Operator |
|---|---|---|---|---|---|
| Pilotspeicher Kasinostraße | 0.11 MW | 215 kWh | in operation | 2026-07-20 | ENTEGA AG |
| MA13 PV Speicher | 0.11 MW | 108 kWh | in operation | 2026-08-01 | KKB |
Which organisations operate the most battery storage capacity in Darmstadt?
| Operator | Units | Capacity |
|---|---|---|
| ENTEGA AG | 1 | 0.11 MW |
| KKB | 1 | 0.11 MW |
Which technology accounts for the most battery storage capacity in Darmstadt?
| Technology | Units | Capacity |
|---|---|---|
| Lithium-Batterie | 2 | 0.22 MW |
Battery storage in Hessen · 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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