| Name | Operator | Output | Method | Wikidata |
|---|---|---|---|---|
| Lumcloon 100MW BESS | Lumcloon Energy Limited | 100 MW | battery-storage | |
| Shannonbridge 100MW BESS | Lumcloon Energy Limited | 100 MW | ||
| Lisdrumdoagh Energy Storage Facility | Highfield Storage Ltd | 60 MW | ||
| Gorman BESS | Iberdrola | 50 MW | battery-storage | |
| Kylemore BESS | ESB Generation and Wholesale Markets | 30.00 MW | lithium-ion | |
| Porterstown BESS | Gore Street Energy | 30.00 MW | battery-storage | Q120671643 |
| Kelwin-2 BESS | Statkraft | 26.00 MW | battery-storage | |
| Aghada Battery Plant | ESB Generation and Wholesale Markets | 19.00 MW | ||
| Kilathmoy BESS | Statkraft | 11.00 MW | battery-storage | |
| Killala BESS | Greencoat Renewables | 10.80 MW | battery-storage | |
| Stephenstown BESS | RWE | 8.50 MW | battery-storage | |
| Kelwin-1 Compound | Statkraft | 4.60 MW | battery-storage | |
| [unnamed] | FuturEnergy Ireland;Ørsted |