FOSSiBOT F2400 Portable Power Station

SVT Score, Lower

Versus
4.8
SVT SCORESRead review

2,048 Wh LiFePO4 station at 48.5 lb with a 2,400 W inverter and an 8 ms UPS, no expansion battery and 500 W of solar; best-batteries.com measured a 2 h 30 to 2 h 45 min wall charge (August 2026).

$629

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SKU: F2400 Category: Brand:

Usability

4.8 out of 10

It stores 2,048 Wh, the typical figure for the large tier, so it scores 5 on capacity.

Better on capacityBLUETTI Elite 300Stores 3,014 Wh. $1,199Scores 7.0

Its inverter is rated 2,400 W continuous with a 4,800 W surge at 120 V, so it scores 5 on power output.

Better on power outputOUPES Mega 3Inverter is rated 3,600 W continuous at 120 V only. $1,199Scores 10.0

FOSSiBOT states a full wall charge in about 2 hours at 1,100 W but caps solar input at 500 W, so it scores 4 on recharging; best-batteries.com measured 2 hours 30 to 2 hours 45 minutes on a 230 V unit.

Better on rechargingBLUETTI Elite 200 V2BLUETTI states a full wall charge in 1.4 hours in Turbo mode. $899Scores 8.0

FOSSiBOT's US spec table rates the cells for 4,000 cycles to 80 percent but the US manual gives over 3,500, so on the lower figure it scores 6 on battery life.

It switches to battery in under 8 ms, but in US UPS mode the load must stay under 1,100 W, and FOSSiBOT states it takes no expansion battery and sells no transfer switch for it, so it scores 5 on backup readiness.

Better on backup readinessAnker SOLIX C2000 Gen 2Switches to battery within 10 ms. $899.99Scores 7.0

FOSSiBOT's US page lists "UL Standard" with no certifier, standard or certificate number, and no certifier directory lists it by model, so it scores 2 on verification.

Better on verificationJackery Explorer 2000 v2SGS lists it to UL 2743 by model. $999Scores 8.0

FOSSiBOT gives it two years and extends it to five years when it is bought on us.fossibot.com, so it scores 8 on warranty and support.

Warranty and returns

The US warranty policy gives the F1800, F2400, F3600 Pro and F7200 two years plus a three-year extension, five years in all, on orders placed on us.fossibot.com, and those orders can be returned within 30 days of shipment.

$629.00 at us.fossibot.com.

2,048 Wh and 2,400 W, with no way to add capacity

The F2400 is FOSSiBOT's 2,048 Wh LiFePO4 station, a 48.5 lb hand-carried unit with six 120 V outlets, 16 ports in all and app control.

Verdict

It suits a buyer who wants 2 kWh and 2,400 W at 120 V for outages or an RV, and who will not need to add capacity or charge from more than 500 W of solar.

Strengths

  • 2,400 W continuous with a 4,800 W surge
  • UPS switchover under 8 ms
  • Wall charge rate set from 300 to 1,100 W by a front dial
  • Charges from wall and solar together at up to 1,600 W
  • Regulated 12 V 25 A XT60 outlet
  • LED light with SOS mode

Drawbacks

  • Solar input capped at 500 Wat 11.5 to 50 V
  • Takes no expansion battery: FOSSiBOT states it is a single unit
  • In US UPS mode the AC load must stay under 1,100 Wby the manual
  • The US spec table rates 4,000 cycles to 80 percentthe US manual gives over 3,500 and no end point
  • The US page links a 2023 manual written before the app version it sells
  • best-batteries.com measured a 2 hour 30 to 2 hour 45 minute wall charge at 1,100 W and 78 percent round-trip efficiency on a 230 V unit (August 2026)
  • FOSSiBOT's Amazon listing states 3,500+ cyclesa switchover under 15 ms and three AC outlets, against the US page's 4,000, under 8 ms and six
  • 48.5 lb with no wheels
  • FOSSiBOT's US warranty policy covers only orders placed on us.fossibot.com and states no term for a unit bought on Amazon or Walmart

Social score

5.0 out of 10
Reddit4.0 out of 10
Liked
  • Ran a fridge overnight, per one owner
  • Ran a microwave and coffee maker, per one owner
Complaints
  • Failed after two months with a BMS board fault, per one owner
  • Screen read 188 percent, per one owner
  • Screen showed garbled values after household lights switched, per one owner

In r/batteries a UK owner ran a fridge overnight and a microwave and coffee maker in the morning from his F2400 (March 2025). In r/OffGridLiving a commenter's F2400 failed after two months with a BMS board fault and its screen read 188 percent (2024), and in r/techsupport an owner's screen showed garbled values after household lights were switched (February 2026).

Google5.0 out of 10
Liked
  • Regulated 12 V 25 A outlet, per two reviewers
  • Input power set by a physical dial, per three reviewers
  • Fans barely run below 500 W, per one reviewer
Complaints
  • Full wall charge took 2 hours 30 to 2 hours 45 minutes, per two reviewers
  • Delivered 1,512 to 1,807 Wh of 2,048 Wh, per one reviewer
  • AC input live at about 100 V while the inverter ran, per one reviewer

Product. best-batteries.com, which links to retailers' prices, measured 1,512 to 1,807 Wh delivered from the rated 2,048 Wh, 78 percent round-trip efficiency and a full wall charge of 2 hours 30 to 2 hours 45 minutes at 1,100 W on a 230 V unit, and found the fans barely run below 500 W (August 2026). The Van Conversion, which passes on FOSSiBOT discount codes, measured about 768 W of mains input on a UK unit, putting a full charge at about 2 hours 40 minutes, praised the regulated 12 V 25 A outlet and the input dial, and found the hinged port covers flimsy (August 2026). Basic Tutorials, which links to a reseller with a coupon code, charged its 230 V unit in just under two hours and found the AC input live at about 100 V while the inverter ran (April 2023).

YouTube6.0 out of 10
Liked
  • Ran a full-size fridge for 28 hours, per one channel
  • UPS kept a PC running through an outage, per two channels
  • Combined AC and solar input reached 1,600 W, per one channel
Complaints
  • Voltage fell below 108 V past 2,400 W and complex loads disconnected, per one channel
  • Inverter idle draw just under 30 W, per one channel

Every channel carries a FOSSiBOT tie. Jasonoid, which linked to the F2400 with a coupon, ran a full-size fridge for 28 hours to 12 percent and called its UPS one of the fastest it had tested (March 2023, about 23,500 views). A review marked as paid promotion, which passes on discount codes, confirmed 1,600 W of combined AC and solar input and 500 W of solar, kept a gaming PC running through a simulated outage, measured an inverter idle draw just under 30 W, and saw the voltage fall below 108 V past 2,400 W until complex loads disconnected (July 2025).

AmazonProduct-line5.0 out of 10

FOSSiBOT's Amazon US listing (B0H4W51ZMH) shares one file across the black and green stations and three solar-panel kits: 4.2 from 9 ratings, 62 percent five-star, 24 percent four-star and 14 percent one-star.

User reviewsNot scored

The retailer pool is blank: Walmart.com is the only US retailer found carrying FOSSiBOT stations, its F2400 and F3600 Pro unit listings no longer exist, and the F3600 Pro kit listing left holds four ratings with one written review.

Trustpilot

Trustpilot rates us.fossibot.com 3.8 from 10 reviews, 20 percent five-star and none one-star, on a claimed profile, while the global fossibot.com profile reads 2.7 from 68 reviews, 34 percent five-star and 49 percent one-star, with replies to 41 percent of negative reviews.

Track record

The BBB has no profile for FOSSiBOT or any of its companies, and no CPSC recall names a FOSSiBOT product.

Not countedExcluded

Not counted in any pool: us.fossibot.com's own review widget, FOSSiBOT's own YouTube channel (@fossibotofficial), or its FOSSiBOT Facebook page.

Brand-level

3.8 on Trustpilot, no BBB rating

Specs

  • Capacity2,000-2,999 Wh
  • AC Output2,000-2,999 W
  • Output Voltage120 V only
  • Battery ChemistryLiFePO4
  • Rated Cycles3,000-3,999 cycles
  • Safety ListingClaimed only
  • Solar Input300-599 W
  • Backup Switchover10 ms or less
  • Warranty5 Years
  • Expandable ToNot expandable
  • Weight48.5 lb

At a glance

  • Six AC outlets, 16 ports
  • Wi-Fi and Bluetooth app
  • Cable storage compartment on top

FOSSiBOT is the brand of Shenzhen Qichang Intelligent Technology Co., Ltd., which the F3600 Pro and F7200 manuals name as manufacturer, and of Hongkong Qichang Technology Co., Limited, which dates the company to August 2022; us.fossibot.com names no US company behind it.

It sells direct from us.fossibot.com and through listings on Amazon US and Walmart.com.

The FOSSiBOT F2400 is a 2,048 Wh LiFePO4 station rated 2,400 W continuous and 4,800 W surge at 120 V from six pure sine wave AC outlets, with four USB-C ports (one at 100 W, three at 20 W), two 18 W USB-A ports, a regulated 12 V 25 A XT60 outlet, a 12 V 10 A car outlet and two DC5521 outlets, 16 ports in all. FOSSiBOT states a full wall charge in about 2 hours at up to 1,100 W, set from 300 to 1,100 W by a front dial, up to 500 W of solar at 11.5 to 50 V in about 4 hours, and 1,600 W of combined AC and solar input in about 1.5 hours. Its US spec table rates the EVE cells for 4,000 cycles to 80 percent; the 2023 manual the US page links gives over 3,500 cycles. It switches to battery in under 8 ms by the US page and about 8 ms by the manual, which caps the AC load in US UPS mode at 1,100 W; FOSSiBOT states it is a single unit that takes no expansion battery, and it sells no transfer switch for it. It has Wi-Fi and Bluetooth app control, an LED light with SOS mode, rubber covers on its DC and USB ports and a cable compartment on top, weighs 48.5 lb, measures 15.2 x 11.2 x 12.6 in and is carried by hand. FOSSiBOT's own runtime formula assumes 85 percent of rated capacity. best-batteries.com measured 1,512 to 1,807 Wh delivered, 78 percent round-trip efficiency and a full wall charge of 2 hours 30 to 2 hours 45 minutes at 1,100 W on a 230 V unit (August 2026). FOSSiBOT gives it two years plus a three-year extension, five years in all, on orders placed on us.fossibot.com.

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