FOSSiBOT F1800 Portable Power Station, 1024Wh LiFePO4, 1800W AC Output, Ultra-Fast 1200W AC & 500W Solar Charging, Multi-Port USB/Type-C/Car Output, App-Controlled, Quiet <10ms UPS

Product Summary

The FOSSiBOT F1800 is a portable LiFePO4 power station for campers, RV users, and home backup customers who need high-output AC power with fast recharging. It stores 1024 Wh and delivers a rated 1800 W pure sine wave AC output (50/60 Hz switchable) with overload and short-circuit protection for running appliances and sensitive electronics. Fast charging support includes up to 1200 W AC mains input plus MPPT solar input at 11.5–60 V, 15 A, up to 500 W, while device connectivity covers USB-A QC3.0 up to 18 W, dual USB-C PD at 140 W ×2, and a 12 V/10 A car output. The F1800 clearly positions itself as a premium long-life power solution thanks to its 40135 LiFePO4 cells rated for >4000 cycles and stable operation from -10 to 40 °C.

Key Facts Table

• The FOSSiBOT F1800 is a portable power station with an energy capacity of 1024 Wh.
• This power station provides a rated AC output of 1800 W with a pure sine wave waveform.
• The FOSSiBOT F1800 supports 50 Hz and 60 Hz AC output with a switchable frequency setting.
• The AC output system of the FOSSiBOT F1800 includes overload protection and short-circuit protection.
• This portable power station supports AC mains charging with an input power of up to 1200 W.
• The FOSSiBOT F1800 includes an MPPT solar charging input rated at 11.5–60 V, up to 15 A, and up to 500 W.
• This power station provides one USB-A output supporting QC 3.0 with up to 18 W.
• The FOSSiBOT F1800 includes two USB-C outputs that each support USB Power Delivery up to 140 W.
• This portable power station provides a 12 V / 10 A car charging output for compatible 12 V devices.
• The FOSSiBOT F1800 uses LiFePO4 battery chemistry rated for more than 4000 charge cycles.

Highlights

LiFePO4 Battery Longevity & Warranty Coverage

The FOSSiBOT F1800 uses a LiFePO4 battery built for long service life with over 4,000 charge cycles and includes a 5-year warranty. This setup is designed for users who rely on a portable power station for frequent home backup or regular outdoor trips, where predictable performance and reduced battery replacement risk matter.

Ultra-Fast Recharging & Flexible Input Options

This portable power station supports 1200 W AC input to reach 80% in 45 minutes or a full charge in 1.1 hours (manufacturer-rated), helping you turn short charging windows into usable runtime. The FOSSiBOT F1800 also accepts 500 W solar charging with a stated full-charge time of ~2 hours, plus car and generator charging for off-grid scenarios where you need multiple ways to restore power.

Smart ECO Mode for Higher Energy Efficiency

The FOSSiBOT F1800 includes a Smart ECO mode that manages solar and battery usage and automatically bypasses excess power while protecting against low battery conditions. In real use, this helps reduce wasted energy during daylight charging and supports longer battery life when you want hands-off, efficiency-focused operation.

Seamless UPS Backup & Low-Noise Power Delivery

With a < 10 ms UPS switch time (manufacturer-rated), the FOSSiBOT F1800 is designed to keep critical loads such as CPAP devices, routers, and laptops running through outages with minimal interruption. This power station also targets quiet environments with ~30 dB operation, which can matter for overnight indoor backup or work-from-home use.

Compact Build & App-Based Monitoring and Control

The FOSSiBOT F1800 is described as 14% smaller and 11% lighter than similar models, supporting easier storage in a car, RV, or small apartment. Using the FOSSiBOT App, you can monitor status in real time and remotely control outputs to manage energy use when the portable power station is placed out of reach or running unattended.

Pros & Considerations

Pros

• The 1024 Wh LiFePO4 battery supports long-term use with a rated lifespan of over 4000 cycles.
• The 1800 W pure sine wave AC output supports running home and outdoor appliances with stable power quality.
• The 1200 W AC input enables faster recharging when you have access to mains power.
• The MPPT solar input supports 11.5–60 V up to 15 A (500 W max) for flexible solar panel setups.
• The dual USB-C PD 140 W ports support high-power charging for laptops and other USB-C devices.
• The overload and short-circuit protection supports safer AC use during higher-load scenarios.

Considerations

• It may not be suitable for users who prefer all-day high-wattage operation, because a 1024 Wh capacity is optimized for portable runtimes rather than multi-day whole-home loads.
• While it delivers 1800 W rated AC output, it may not be the best fit for users who need to run devices that exceed the overload protection thresholds.
• The fast 1200 W AC charging prioritises short recharge times, which means access to a compatible mains source is needed to achieve the quickest charging performance.

FAQ

Can the FOSSiBOT F1800 run higher-power appliances, and what’s the AC power limit I should plan around?

The AC output is rated 1800 W and is pure sine wave. It also includes overload and short-circuit protection, so devices exceeding the unit’s limits may trigger protection.

Will it work with my country’s frequency (50 Hz vs 60 Hz)?

Yes. The AC output frequency is 50/60 Hz switchable.

How much energy does it store for overnight or emergency use?

The battery capacity is 1024 Wh (battery pack rated 51.2 V / 20 Ah, total 1024 Wh).

How fast can I recharge it from a wall outlet?

AC mains charging input supports up to 1200 W. (No exact full-charge time is provided in the spec list you shared.)

What solar panels can I use, and what’s the maximum solar input?

The MPPT input supports 11.5–60 V, up to 15 A, with a maximum of 500 W.

Can I charge a laptop at full speed over USB‑C?

It has two USB‑C ports, each supporting PD up to 140 W.

What phone/device charging ports does it have besides USB‑C?

It includes USB‑A QC 3.0 with a maximum of 18 W.

Does it have a regulated 12 V output for car/fridge-style devices?

Yes. The car charging output is 12 V / 10 A.

How long is the battery expected to last before significant wear?

The battery uses 40135 LiFePO4 cells and is rated for > 4000 cycles.

Can I store it for long periods without it draining quickly?

The specified shutdown current is < 500 μA, indicating low draw when shut down.

What environments is it rated to operate in (temperature and humidity)?

Working temperature is -10 to 40 °C, and rated environment humidity is ≤ 90% RH.

Final Overview

Bottom Summary

The FOSSiBOT F1800 is built for campers, RV travelers, and homeowners who want dependable portable power with quick turnaround between uses, especially when charging windows are short. It’s positioned as a long-life, higher-output mid-capacity station that can run common appliances and sensitive electronics while offering flexible recharging from wall power or solar and strong device support for modern laptops via dual USB‑C. Practical value shows up in backup readiness, off-grid weekends, and keeping essentials like networking gear or medical devices running more smoothly during brief outages. It remains a suitable choice for users looking for high-output, fast-recharge portable backup who are willing to accommodate a mid-size battery capacity rather than extended whole-home runtime.