| Model Name | B5 Smart Extra Battery |
| Brand | OUPES |
| Output Wattage | 5040 |
| Wattage | 5040 Watt-hours |
| Item Weight | 97 Pounds |
| Manufacturer | SHENZHEN WEI PENG SHIJI TECHNOLOGY CO., LTD |
- Expand Your Power – Add 5040Wh LiFePO4 capacity to OUPES Mega 5, scaling total power up to 45.36kWh with 8 B5 batteries.
- Ultimate Backup Solution – Keep homes, appliances, and devices running during blackouts, storms, or off-grid adventures.
- Military-Grade Durability – Rugged LiFePO4 battery with 3-year warranty, engineered for extreme temperatures and long lifespans.
- Effortless Portability – Compact 25.2″x11.9″x17.2″ design at 97 lbs – easy to transport for camping, RV trips, or outdoor events.
- Professional-Grade Support – Powers cameras, drones, and high-wattage gear for photographers, filmmakers, and field crews.
- Seamless Integration – Plug-and-play connectivity with Mega 5 host for instant capacity boost (sold separately).
- Safe & Reliable – Advanced BMS protects against overcharging, short circuits, and overheating for worry-free use.
- Eco-Friendly Energy – Clean, silent power for off-grid living, replacing noisy gas generators.














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