| Project Name | Nam Ou 2 |
| Status | Operational |
| River | Nam Ou |
| Sub-basin | Nam Ou cascade |
| COD | 2015 |
| Capacity (MW) | 120 |
| Annual Gen. (GWh) | 502 |
| Dam Type | Concrete gate dam |
| Height (m) | 49 |
| Turbine Type | Bulb |
| Turbine Configuration | 3 × 40 MW |
| Spillway Type | Gated spillway |
| Owner & Shareholders | Sinohydro |
| Customer | Electricité du Laos (EDL) |