Anker
Anker SOLIX BP3800 Expansion Battery | For SOLIX F3800 & F3800P
Anker SOLIX BP3800 Expansion Battery | For SOLIX F3800 & F3800P
Expand the power capacity of your Anker SOLIX F3800 or F3800P with the BP3800 Expansion Battery. Featuring a massive 3,840Wh LiFePO4 (LFP) battery, this expansion unit is built for long-term reliability with 3,000 life cycles and a 10-year lifespan — giving you the confidence to power your home, RV, EV, or professional equipment for years to come.
Product Highlights
- 3,840Wh Long-Lasting LFP Battery
- Seamless Expansion for Anker SOLIX F3800 & F3800P
- 3,000 Life Cycles and 10-Year Lifespan
- 5-Year Hassle-Free Warranty
- Expandable up to 26.9kWh (with 6 units)
- Plug-and-Play Setup
- App Monitoring via Anker App
Use Cases
- Home Backup Power
- Professional Power
- Power for EVs
- Power for RVs
- Off-Grid Living
Specifications
| SKU | A1790111-85 |
|---|---|
| Cell Capacity | 51.2Vdc 75Ah / 3,840Wh |
| Battery Type | LiFePO4 (LFP) |
| Expansion Battery Port Input | 75A Max |
| Expansion Battery Port Output | 170A Max |
| Discharging Temperature | -4°F – 104°F (-20°C – 40°C) |
| Charging Temperature | 32°F – 104°F (0°C – 40°C) |
| Dimensions | 15.5 in × 14.0 in × 10.3 in (393 × 355 × 262 mm) |
| Net Weight | 72 lbs (33 kg) |
| Life Cycles | 3,000 cycles to 80%+ capacity |
| Lifespan | 10 Years |
| Compatible With | Anker SOLIX F3800 & F3800P only |
| Max Units Per F3800 | Up to 6 expansion batteries |
What's in the Box
- 1x Anker SOLIX BP3800 Expansion Battery
- 1x Battery-to-Host Cable
- 1x User Manual and Documents
Warranty
5-Year Hassle-Free Warranty — Solar Cellz USA is an authorized retailer of Anker products. Anker's full manufacturer warranty is passed on to you.
FAQs
Q: How do I turn off the BP3800?
A: Press the On/Off Button for 2 seconds to power the expansion battery on or off.
Q: Which power station is compatible?
A: Only the Anker SOLIX F3800 and F3800P are compatible with this expansion battery.
Q: How many can be connected to one F3800?
A: Each Anker SOLIX F3800 can connect up to 6 expansion batteries (up to 26.9kWh total).
Q: Can I use it separately?
A: No. The expansion battery must be connected to the power station to charge or discharge and to monitor its status via the Anker app.
Product Documents
📄 Anker SOLIX BP3800 Expansion Battery User Manual — Download PDF