Germany · renewables
Battery storage in Oldenburg (Oldb)
6,031 storage units with 32.1 MW of gross capacity were in operation in Oldenburg (Oldb) (Niedersachsen) as of 2026-11-05, with a further 72 units (0.55 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 Oldenburg (Oldb) (Niedersachsen), and how large are they, as of 2026-11-05?
- 6,031 storage units with 32.1 MW of gross capacity were in operation in Oldenburg (Oldb) (Niedersachsen) as of 2026-11-05, with a further 72 units (0.55 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 Oldenburg (Oldb)?
- 6,031 storage units with 32.1 MW of gross capacity were in operation in Oldenburg (Oldb) as of 2026-11-05, with a further 72 units (0.55 MW) registered as planned; the count includes every registered unit down to home batteries (Bundesnetzagentur, Marktstammdatenregister).
- How much battery storage capacity was commissioned in Oldenburg (Oldb) in 2025?
- 1,234 storage units with 6.68 MW went into operation in Oldenburg (Oldb) in 2025; the strongest year of the last two decades was 2023 with 7.42 MW (Bundesnetzagentur, Marktstammdatenregister).
- What share of Oldenburg (Oldb)'s storage units are larger than 100 kW?
- 5 of 6,138 registered storage units in Oldenburg (Oldb) (0.1 percent) exceed 100 kW, but they hold 1.15 MW of the 32.8 MW total capacity (Bundesnetzagentur, Marktstammdatenregister).
- Which company operates the most battery storage capacity in Oldenburg (Oldb)?
- Electra Germany GmbH operates 1 storage units over 100 kW with 0.44 MW in Oldenburg (Oldb), the largest organisational operator by registered capacity (Bundesnetzagentur, Marktstammdatenregister).
- Which technology has the most battery storage capacity in Oldenburg (Oldb)?
- Lithium-Batterie leads with 5 storage units and 1.15 MW in Oldenburg (Oldb) (Bundesnetzagentur, Marktstammdatenregister).
- What is the largest storage unit in Oldenburg (Oldb)?
- The largest registered storage unit in Oldenburg (Oldb) has 0.44 MW of gross capacity and is operated by Electra Germany GmbH, commissioned 2026-06-30 (Bundesnetzagentur, Marktstammdatenregister).
How are the storage units in Oldenburg (Oldb) distributed by size class?
| Size class | Units | Capacity | In operation | Planned |
|---|---|---|---|---|
| up to 30 kW | 6,123 | 31.1 MW | 6,018 | 70 |
| 30 to 100 kW | 10 | 0.54 MW | 8 | 2 |
| over 100 kW | 5 | 1.15 MW | 5 | 0 |
How much battery storage capacity was commissioned in Oldenburg (Oldb) each year?
| Commissioning year | Units | Capacity added |
|---|---|---|
| 2026 | 1,303 | 7.42 MW |
| 2025 | 1,234 | 6.68 MW |
| 2024 | 1,142 | 6.13 MW |
| 2023 | 1,416 | 7.42 MW |
| 2022 | 427 | 1.89 MW |
| 2021 | 244 | 1.21 MW |
| 2020 | 146 | 0.57 MW |
| 2019 | 46 | 0.19 MW |
| 2018 | 34 | 0.19 MW |
| 2017 | 18 | 0.09 MW |
| 2016 | 24 | 0.06 MW |
| 2015 | 17 | 0.28 MW |
| 2014 | 6 | 0.03 MW |
| 2013 | 4 | 0.02 MW |
| 2011 | 3 | 0.02 MW |
| 2010 | 1 | 0.01 MW |
How many storage units in Oldenburg (Oldb) are in operation, planned or decommissioned?
| Status | Units | Capacity |
|---|---|---|
| in operation | 6,031 | 32.1 MW |
| planned | 72 | 0.55 MW |
| permanently decommissioned | 35 | 0.09 MW |
Which storage units over 100 kW are registered in Oldenburg (Oldb)?
| Unit | Capacity | Usable capacity | Status | Commissioned | Operator |
|---|---|---|---|---|---|
| Oldenburg - Netto Alter Postweg | 0.44 MW | 436 kWh | in operation | 2026-06-30 | Electra Germany GmbH |
| Stromspeicher | 0.20 MW | 270 kWh | in operation | 2015-04-28 | EWE NETZ GmbH |
| Fenecon Oldenburg Bremer Heerstr. 295 | 0.18 MW | 164 kWh | in operation | 2025-07-30 | AVIA Volt Weser Ems GmbH |
| BMO_Voltfang 2 Outdoor | 0.18 MW | 180 kWh | in operation | 2025-12-30 | Bernard Matthews Oldenburg GmbH |
| Gartencenter Ostmann Oldenburg_SpeicherCommeo | 0.14 MW | 62 kWh | in operation | 2021-12-02 | OiB Oldenburg GmbH ＆ Co. KG |
Which organisations operate the most battery storage capacity in Oldenburg (Oldb)?
| Operator | Units | Capacity |
|---|---|---|
| Electra Germany GmbH | 1 | 0.44 MW |
| EWE NETZ GmbH | 1 | 0.20 MW |
| AVIA Volt Weser Ems GmbH | 1 | 0.18 MW |
| Bernard Matthews Oldenburg GmbH | 1 | 0.18 MW |
| OiB Oldenburg GmbH ＆ Co. KG | 1 | 0.14 MW |
Which technology accounts for the most battery storage capacity in Oldenburg (Oldb)?
| Technology | Units | Capacity |
|---|---|---|
| Lithium-Batterie | 5 | 1.15 MW |
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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