FOSSiBOT F1800
#4 in Mid-sizeFull review
A budget 1kWh LiFePO4 station for camping and short outages, with fast wall charging and strong USB-C ports.
Amazon $399 FOSSiBOT $419$399
4.3/5
A simpler, non-expandable Mega 1 for people who want 2000W of output and fast charging without the extra-battery option. Check the Mega 1 price first, as it is often cheaper.
- 1,024 WhCapacity
- 2,000 WAC output
- 26.8 lbWeight
- LiFePO4Battery
- 46 minFull charge
- $0.48Price / Wh
Check price at Amazon$489Check price at OUPES$599
Price checked October 20, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 2000W inverter with 4500W surge handles microwaves, kettles and power tools
- Full AC recharge in under an hour
- Two 140W USB-C ports charge large laptops at full speed
- Long 5-year warranty
Cons
- Cannot add extra batteries, unlike the standard Mega 1
- Fewer USB-A ports and no DC5521 barrel ports
- Often costs more than the expandable Mega 1 on Amazon
How it scores
The rating comes from 8 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Battery | |
|---|---|
| Rated capacity | 1,024 Wh |
| Chemistry | LiFePO4 |
| Cycle life | 3,500 to 80% |
| Expandable | No |
| Output | |
| AC output | 2,000 W (4,500 W surge) |
| AC outlets | 4 total |
| 120V 20A outlets (NEMA 5-20R) | 4 |
| USB-C ports | 2 (up to 140 W each) |
| USB-A ports | 2 |
| 12 V car outlet | Yes |
| DC5521 ports | 0 |
| UPS / pass-through | Yes (20 ms switchover) |
| Charging | |
| AC charging | 1,400 W |
| Full AC charge time | 46 min |
| Max solar input | 800 W |
| Solar input voltage | 12-78V (MPPT 18-75V, 14A) |
| Build | |
| Weight | 26.8 lb (12 kg) |
| Dimensions | 15.1 x 9.1 x 11.6 in |
| App | OUPES app (Wi-Fi/Bluetooth) |
| Warranty | 5 years |
Alternatives in this size
Anker SOLIX C1000
#5 in Mid-sizeFull review
For campers and home users who want a fast-charging 1 kWh LiFePO4 station with the option to add a second battery, at a lower price than the Gen 2.
Amazon $499.99$499.99
BLUETTI Elite 100 V2
#7 in Mid-sizeFull review
A light, quiet 1kWh LiFePO4 station with best-in-class solar input, well suited to van builds, camping and CPAP use.
Amazon $499 BLUETTI $499$499
Compare
Compare the OUPES Mega 1 Lite with any other portable power station →
More from OUPES: every OUPES product ranked.