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Game Changer Fossibot Fb3840 Expansion Battery Solution [Jxj6ZWCu]

$59.99 $191.99 -69%

[DESCRIPTION]Exceptional 3840Wh LiFePO4 BatteryThe FOSSiBOT FB3840 expansion battery boasts a high-capacity 3840Wh LiFePO4 battery, ensuring stable and safe operation with an impressive lifespan of 6500+ charge/discharge cycles. Perfect for extending

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Game Changer Fossibot Fb3840 Expansion Battery Solution [Jxj6ZWCu]

[DESCRIPTION]

Exceptional 3840Wh LiFePO4 Battery
The FOSSiBOT FB3840 expansion battery boasts a high-capacity 3840Wh LiFePO4 battery, ensuring stable and safe operation with an impressive lifespan of 6500+ charge/discharge cycles. Perfect for extending the runtime of your F3600 Pro portable power station.

Solar Charge & AC Charge
Enjoy the flexibility of charging your FB3840 expansion battery either via 200W solar power or through a standard AC outlet. This dual-charging capability makes it ideal for both off-grid adventures and home use.

Rapid and Convenient Power Delivery
The FB3840 expansion battery is equipped with fast charging ports, including an 18W USB-A and a 100W Type-C output, allowing you to charge your devices quickly and efficiently.

Seamless Compatibility with FOSSiBOT F3600 Pro
Designed specifically for the FOSSiBOT F3600 Pro portable power station, this smart battery pack seamlessly integrates to enhance your existing power supply. Expand your power capabilities effortlessly.

Upgrade Your Power Experience
Transform your F3600 Pro into a powerhouse with the FB3840 expansion battery. This upgrade increases your overall power capacity, making it a must-have for extended camping trips, emergency preparedness, or any scenario requiring reliable backup power.

fossibot fb2840 smart battery packfossibot fb2840 smart battery with f3600 profossibot fb2840 smart battery AC chargefossibot fb2840 smart battery ac solar chargefossibot fb2840 smart battery solar chargefossibot fb2840 smart battery output powerfossibot fb2840 smart battery displayfossibot fb2840 smart battery detailsfossibot fb2840 smart battery LeFeP04 batteryfossibot fb2840 smart batteryfossibot fb2840 smart battery package include

[/DESCRIPTION][SPECIFICATIONS]

General Brand: FOSSiBOT
Type: Extra Battery Pack
Model: FB3840
Color: Gray + Black
Specification Battery Capacity: 3840Wh LiFePO4, Max. 11250Wh Expansion
Output: 18W USB-A, 100W Type-C
Charging Methods: Solar Charge, AC Charge
Applicable: for FOSSiBOT F3600 Pro Power Station
Weight and Size Product Weight: 37.8kg
Package Weight: 40kg
Package Size(L x W x H): 69.4x40.4x58.7cm
Package Contents 1 x FB3840 Extra Battery Pack
1 x Parallel Cable
1 x Leather Sheath
1 x User Manual

[/SPECIFICATIONS]

What Our Customers Say

January 18, 2026

Absolutely no complaints!

Great quality. Will recommend to others.

- Cruz K..

January 18, 2026

Absolutely no complaints!

This is a nice, useful item.

- Janna K..

January 18, 2026

Absolutely no complaints!

Great product, and an excellent seller.

- Enzo N..

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