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Anker SOLIX F3800
9.1/10 Excellent
Anker SOLIX F3800 review. 3,840Wh LiFePO4, 6,000W output, 120V/240V, expandable to 26.9kWh. Real-world testing for whole-home backup and off-grid living.
$2,399
Check Price on Anker $3,999
Save $1,600
Last updated: 2026-04-08
Score Breakdown
Power 9.8/10
Portability 5.0/10
Value 8.5/10
Features 9.5/10
Build Quality 9.5/10
Pros & Cons
What We Like
- Massive 3,840Wh LiFePO4 capacity for extended outages
- 6,000W continuous output powers an entire home panel
- 120V/240V output supports heavy appliances like HVAC and dryers
- Expandable up to 26.9kWh with additional battery packs
- 2,400W solar input for fast off-grid recharging
- Industrial-grade castor wheels for room-to-room mobility
Watch Out For
- 132 lbs — not portable in the traditional sense
- Premium price at $3,999 MSRP
- Massive footprint requires dedicated floor space
- 3,000 cycle life is lower than some competitors at this tier
Full Specifications
| Capacity | 3,840Wh |
| AC Output | 6,000W |
| Surge Output | 9,000W |
| Weight | 132lbs |
| Dimensions | 27.6 x 15.3 x 15.6 in |
| Battery Type | LiFePO4 |
| Cycle Life | 3,000 cycles |
| AC Charge Time | 1.5 hours |
| Max Solar Input | 2400W |
| AC Outlets | 5 |
| USB-C Ports | 3 |
| USB-A Ports | 2 |
| DC Outlets | 1 |
| Expandable | Yes |
| Max Expanded | 26,900Wh |
| Operating Temp | 32-113F |
| Warranty | 5 years |
| App Control | Yes |
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