Germany · renewables
Battery storage in Darmstadt-Dieburg
10,835 storage units with 70.0 MW of gross capacity were in operation in Darmstadt-Dieburg (Hessen) as of 2026-11-05, with a further 96 units (0.99 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-Dieburg (Hessen), and how large are they, as of 2026-11-05?
- 10,835 storage units with 70.0 MW of gross capacity were in operation in Darmstadt-Dieburg (Hessen) as of 2026-11-05, with a further 96 units (0.99 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-Dieburg?
- 10,835 storage units with 70.0 MW of gross capacity were in operation in Darmstadt-Dieburg as of 2026-11-05, with a further 96 units (0.99 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-Dieburg in 2025?
- 2,269 storage units with 14.7 MW went into operation in Darmstadt-Dieburg in 2025; the strongest year of the last two decades was 2024 with 16.2 MW (Bundesnetzagentur, Marktstammdatenregister).
- What share of Darmstadt-Dieburg's storage units are larger than 100 kW?
- 5 of 10,977 registered storage units in Darmstadt-Dieburg (0.0 percent) exceed 100 kW, but they hold 0.99 MW of the 71.1 MW total capacity (Bundesnetzagentur, Marktstammdatenregister).
- Which company operates the most battery storage capacity in Darmstadt-Dieburg?
- Abwasserverband Bickenbach operates 1 storage units over 100 kW with 0.32 MW in Darmstadt-Dieburg, the largest organisational operator by registered capacity (Bundesnetzagentur, Marktstammdatenregister).
- Which technology has the most battery storage capacity in Darmstadt-Dieburg?
- Lithium-Batterie leads with 5 storage units and 0.99 MW in Darmstadt-Dieburg (Bundesnetzagentur, Marktstammdatenregister).
- What is the largest storage unit in Darmstadt-Dieburg?
- The largest registered storage unit in Darmstadt-Dieburg has 0.32 MW of gross capacity and is operated by Abwasserverband Bickenbach, commissioned 2025-11-18 (Bundesnetzagentur, Marktstammdatenregister).
How are the storage units in Darmstadt-Dieburg distributed by size class?
| Size class | Units | Capacity | In operation | Planned |
|---|---|---|---|---|
| up to 30 kW | 10,954 | 69.1 MW | 10,814 | 94 |
| 30 to 100 kW | 18 | 1.07 MW | 16 | 2 |
| over 100 kW | 5 | 0.99 MW | 5 | 0 |
How much battery storage capacity was commissioned in Darmstadt-Dieburg each year?
| Commissioning year | Units | Capacity added |
|---|---|---|
| 2026 | 2,155 | 12.6 MW |
| 2025 | 2,269 | 14.7 MW |
| 2024 | 2,310 | 16.2 MW |
| 2023 | 2,219 | 15.2 MW |
| 2022 | 781 | 4.71 MW |
| 2021 | 505 | 2.86 MW |
| 2020 | 319 | 2.09 MW |
| 2019 | 136 | 0.72 MW |
| 2018 | 68 | 0.37 MW |
| 2017 | 52 | 0.37 MW |
| 2016 | 30 | 0.13 MW |
| 2015 | 14 | 0.07 MW |
| 2014 | 8 | 0.04 MW |
| 2013 | 6 | 0.03 MW |
| 2012 | 3 | 0.03 MW |
| 2006 | 2 | 0.02 MW |
How many storage units in Darmstadt-Dieburg are in operation, planned or decommissioned?
| Status | Units | Capacity |
|---|---|---|
| in operation | 10,835 | 70.0 MW |
| planned | 96 | 0.99 MW |
| permanently decommissioned | 42 | 0.15 MW |
| temporarily shut down | 4 | 0.01 MW |
Which storage units over 100 kW are registered in Darmstadt-Dieburg?
| Unit | Capacity | Usable capacity | Status | Commissioned | Operator |
|---|---|---|---|---|---|
| Freifläche_195.2025 | 0.32 MW | 860 kWh | in operation | 2025-11-18 | Abwasserverband Bickenbach |
| Quartierspeicher | 0.24 MW | 274 kWh | in operation | 2020-08-17 | ENTEGA AG |
| PVA-7＆8 Baterie - BAB | 0.18 MW | 466 kWh | in operation | 2025-03-24 | iw energy GmbH |
| Tesvolt 324 kWh | 0.12 MW | 324 kWh | in operation | 2023-01-16 | FRENGER SYSTEMEN BV Heiz- ＆ Kühltechnik GmbH |
| Batteriespeicher, 64331, Weiterstadt, Rudolf-Diesel-Straße 26 | 0.12 MW | 100 kWh | in operation | 2017-01-25 | ALDI SE ＆ Co. KG |
Which organisations operate the most battery storage capacity in Darmstadt-Dieburg?
| Operator | Units | Capacity |
|---|---|---|
| Abwasserverband Bickenbach | 1 | 0.32 MW |
| ENTEGA AG | 1 | 0.24 MW |
| iw energy GmbH | 1 | 0.18 MW |
| ALDI SE ＆ Co. KG | 1 | 0.12 MW |
| FRENGER SYSTEMEN BV Heiz- ＆ Kühltechnik GmbH | 1 | 0.12 MW |
Which technology accounts for the most battery storage capacity in Darmstadt-Dieburg?
| Technology | Units | Capacity |
|---|---|---|
| Lithium-Batterie | 5 | 0.99 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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