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FOSSIBOT FB3840 3840Wh Battery
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| Type of Product | Other Accessories |
| Battery type | External removable battery |
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FOSSIBOT FB3840 Battery Module
The FOSSIBOT FB3840 is an additional high-capacity battery module with 3840 Wh capacity, designed to expand the energy storage of the FOSSIBOT F3600 Pro charging station. It utilizes LiFePO4 cells, which provide exceptional durability with over 6,500 charge cycles down to 50% of the initial capacity, ensuring many years of reliable use.
Expandable Energy Storage System
This battery module allows the energy storage system to be expanded up to 11,520 Wh by connecting up to two additional FB3840 units. This scalability makes it suitable for applications such as RVs, cottages, camping, or as a home backup power source, enabling longer device runtimes without frequent recharging.
Versatile Power Output Ports
The FB3840 features a wide range of output ports for convenient device powering without extra adapters. It includes:
- 3 USB-C ports with Power Delivery: 3 x 20W and 1 x 100W for fast charging laptops and mobile devices
- 2 USB-A ports with Quick Charge 3.0 at 18W
- 12V/10A cigarette lighter socket
- 12V/25A XT-60 output
- 2 DC5521 ports rated at 12V/3A each
These outputs support powering smartphones, laptops, LED lighting, portable coolers, fans, and various motorhome or RV equipment. AC power (230V) devices can be powered by connecting the FB3840 to a compatible FOSSIBOT F3600 Pro station.
Robust Design and Safety Features
The FB3840 is built for regular use in diverse environments. It features a clear LCD display showing battery charge level and real-time operating parameters. The integrated Battery Management System (BMS) protects against overheating, overloading, overvoltage, short circuits, and over-discharge, ensuring safe and reliable operation.
Despite its high capacity, the unit remains portable with comfortable handles for easy transport. It supports simultaneous charging and discharging, enhancing system functionality.
Technical Specifications
- Capacity: 3840 Wh
- Battery Type: LiFePO4
- Lifespan: Over 6,500 cycles to 50% capacity
- Compatibility: FOSSIBOT F3600 Pro charging station
- Expandability: Up to 2 additional FB3840 batteries
- USB-C Ports: 3 x PD 20W, 1 x PD 100W
- USB-A Ports: 2 x QC3.0 18W
- Cigarette Lighter Socket: 12V/10A
- XT-60 Output: 12V/25A
- DC5521 Ports: 2 x 12V/3A
- Display: LCD
- Weight: 42 kg
- Dimensions: 60.9 × 32.1 × 47.5 cm
- Operating Temperature: 0°C to 40°C
- Certifications: FCC, CE, PSE, RoHS, UN38.3, MSDS
Included in the Package
- FOSSIBOT FB3840 battery module
- Parallel connection cable
- Leather handle covers
- User manual
Applications and Usage
The FB3840 is ideal for extending power availability in mobile and off-grid scenarios such as travel, outdoor work, camping, and emergency power supply. Its robust construction and multiple output options make it a versatile and reliable portable DC power source.
