Table
Battery Ah to kWh Conversion Table
Battery Ah to kWh Conversion Table reference with assumptions and boundary notes.
Reference boundary
Nominal energy conversion only. Usable energy depends on chemistry, depth of discharge, temperature, and inverter losses.
Reference table
Convert battery amp-hours to nominal kilowatt-hours at common DC voltages.
| Battery capacity (Ah) | 12 V kWh | 24 V kWh | 48 V kWh |
|---|---|---|---|
| 50 | 0.6 | 1.2 | 2.4 |
| 100 | 1.2 | 2.4 | 4.8 |
| 150 | 1.8 | 3.6 | 7.2 |
| 200 | 2.4 | 4.8 | 9.6 |
| 300 | 3.6 | 7.2 | 14.4 |
| 400 | 4.8 | 9.6 | 19.2 |
| 500 | 6 | 12 | 24 |
Use notes
- Use this table for preliminary reference and arithmetic checks only.
- Confirm equipment ratings, product markings, installation conditions, utility requirements, and the local authority requirements before design or field use.