Cadillac CT6 PHEV Rechargeable Energy Storage System

| Configuration | Cell Type | Mass, Pack | Volume, Pack |
| 2 parallel, 96 series | Pouch | 181 kg | 171 L |



| Nominal Energy | Maximum Power | Nominal Capacity |
| 18.4 kWh | 120 kW | 51.8 Ah |


Battery pack loaded from underneath