US
FOSSIBOT

FOSSiBOT F1800 Portable Power Station 1024Wh

  • 1024Wh LiFePO4 battery
  • 1800W output, 3600W surge per the title
  • 10ms seamless UPS, pure sine wave AC outlets
  • 51.2 volts, 1.8 KW maximum engine power listed
  • 24.8 pounds, 14.59 x 8.1 x 10.1 inches
  • 5 year warranty

Updated 23 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A LiFePO4 power station with pure sine wave output and UPS switchover, for camping, RV and home backup. The surge figure in the title does not match the starting wattage in the specs.

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ASIN: B0H4W8F84NModel: F1800Category: Generators

Sets Available

F1800F1800+SP420F1800+SP200F1800+SP200*2

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Overview

Not a fuel generator, this battery power station uses a LiFePO4 cell pack and pure sine wave AC outlets, and a seamless UPS function lets it back up connected gear during an outage. A comfort grip helps with carrying.

Pure sine wave output and a UPS function suit sensitive electronics during outages or off-grid trips. The LiFePO4 battery and long warranty are the other selling points. The limitation is consistency: the title and specs give different surge numbers, and the listing has no description, port list or charge time.

Who it's for

A camper, RVer or homeowner who wants stored power for electronics, a small appliance or outage backup. The pure sine wave outlets matter for sensitive gear. Shoppers who need to know ports, charging speed or the true surge rating should confirm with the maker.

Pros and cons

Pros
  • LiFePO4 battery chemistry
  • Pure sine wave AC outlets
  • Seamless UPS function
  • Comfort grip for carrying
Cons
  • Surge rating differs between title and specs
  • Ports, charge time and runtime not listed
  • Capacity limits larger appliances

Performance notes

The inverter rating sets the load the unit can run, and pure sine wave output is the waveform that suits electronics and motors. The UPS function switches to battery in a few milliseconds, so connected gear sees little interruption. Runtime depends on the connected load drawing against the stored capacity.

Specifications

BrandFOSSIBOT
ModelF1800
Dimensions & fit
Item weight24.8 pounds
Item Dimensions L x W x H14.59 in L x 8.1 in W x 10.1 in H
Capacity & performance
Battery capacity1024 watt-hours
AC waveformPure sine wave
Power & efficiency
Running Wattage1800 wattslower than 87% of 40 generators
Engine Power Maximum1.8 KW
Starting Wattage2700 wattslower than 83% of 41 generators
Voltage51.2 voltslower than 100% of 41 generators
Surge wattage (title)3600W
Battery chemistryLiFePO4
Construction & materials
ColorPink
Included components
Included ComponentsF1800 Body
Warranty & support
Warranty Description5 years
Other details
Ups switchover10ms seamless

Closest rivals on specs

WEN DF280iX Dual Fuel Inverter Generator 2800W
  • Running Wattage 1800 vs 2250 watts (-20%)
Honda EU3200i Inverter Generator 3200W
  • Running Wattage 1800 vs 2600 watts (-31%)
  • Starting Wattage 2700 vs 3200 watts (-16%)
RVMP Flex Power Portable Inverter Generator 3300W
  • Running Wattage 1800 vs 2700 watts (-33%)
  • Starting Wattage 2700 vs 3300 watts (-18%)
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Frequently asked questions

What is in the box with the FOSSiBOT F1800?

The included components field lists the F1800 body. No cables, solar inputs or panels are listed.

Is the FOSSiBOT F1800 a gas generator?

No. It is a battery power station with a LiFePO4 battery, and the fuel type is listed as solar.

What is the surge rating of the FOSSiBOT F1800?

The title says 3600W surge, while the specs list a starting wattage of 2700 watts. The listing does not reconcile the two.

Does the FOSSiBOT F1800 have a UPS function?

Yes. The title lists a 10ms seamless UPS.