Fortress Power backup power: all models
We track 2 Fortress Power models: 2 home battery systems. Specs come from Fortress Power's own product pages; each model page links its source.
Fortress Power home battery systems
2 models from 5,374 to 18,430 Wh, most popular first.
| Model | Key specs | |
|---|---|---|
| eVault Max 18.5 | 18430 Wh · 9200 W · LiFePO4 | View at Fortress Power |
| eFlex MAX 5.4 | 5374 Wh · 3000 W · LiFePO4 | View at Fortress Power |
Fortress Power error codes
Sponsored links; we may earn a commission. Models listed by US popularity.