OUKITEL B2000 Expansion Battery | 2048Wh
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In an era where staying connected and powered up is more critical than ever, the OUKITEL B2000 Expansion Battery 2048Wh stands out as a game-changer. Designed for those who demand reliable, portable, and large-capacity energy storage, this expansion battery seamlessly integrates with your existing power setup or acts as a standalone powerhouse. Whether you’re off the grid, facing an emergency, or simply want peace of mind knowing you have abundant power at your fingertips, the OUKITEL B2000 is your ideal companion.
The OUKITEL B2000 isn’t just another portable power bank. It’s a robust, long-lasting, and versatile energy solution engineered to meet the diverse needs of modern households, outdoor enthusiasts, and emergency preparedness planners. With a substantial capacity of 2048Wh and over 3,500 life cycles, this expansion battery guarantees many years of dependable use, reducing the need for frequent replacements and maximizing your investment.
Safety, durability, and ease of use are central to the OUKITEL B2000 design. It utilizes advanced MPPT charge management and BMS (Battery Management System) technology to optimize charging efficiency, prevent overcharge, overheating, or short circuits. The pure sine wave inverter ensures your sensitive electronics operate smoothly, without risk of damage. Certified by CE, FCC, PSE, and other global standards, it guarantees peace of mind during operation.

With 2048Wh of energy, the B2000 can power your devices for hours, making it perfect for emergencies, outdoor adventures, or off-grid living. You won’t worry about running out of power when you need it most.
Equipped with USB-C, USB-A, cigarette lighter, and AC outlets, you can charge several devices at once. It supports fast charging for laptops, smartphones, and portable appliances, simplifying your power needs in one station.
Built with LiFePO4 cells, the B2000 offers more than 3,500 recharge cycles to 80% capacity. This ensures reliable performance and durability, saving you money and stress over the years.
Recharge the B2000 easily using solar panels, AC power, or your vehicle. The MPPT controller maximizes solar charging, making it perfect for outdoor use and off-grid living with renewable energy options.
Connect up to seven B2000 batteries with the BP2000 to create a massive power source. This setup can run large appliances and provide backup power during long outages or for big outdoor projects.
The pure sine wave inverter provides clean, reliable electricity, safe for sensitive electronics like laptops and medical devices. Safety features protect the battery and your devices from damage.
Weighing only 41 lbs and compact size, the B2000 is easy to carry to camping sites, homes, or on road trips. Its sturdy handle makes setup quick and simple wherever you need power.
OUKITEL provides a 3-year warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
OUKITEL B2000 Specifications |
|
|---|---|
| Model | OUKITEL B2000 |
| Capacity | 2048Wh (51.2V, 40Ah) |
| Battery Type | LiFePO4(Lithium Iron Phosphate) |
| Life Cycles | 3,500+ Cycles to 80% Original Capacity |
| Management System | MPPT Controller, BMS, etc |
| Inverter Type | Pure Sine Wave |
| USB-C Port | 1* PD100W |
| USB-A Port | 1x12W (5V/2.4A) USB-A |
| 12V DC Outlet | 1 x 12V/10A (Car Outlet) |
| AC Input | 200W |
| Solar Input | Max.200W(MPPT), 12-48V/10A, 1*XT60 Port |
| Car Input | 12V/8A, 24V/10A |
| Net Weight | 41lbs(18.6kg) |
| Dimensions (LxWxH) | 18.7x11.65x9.51in (47.4x29.5x24.15cm) |
| Operating Temperature | 32℉-104℉/0℃-40℃ |
| Storage Temperature | 14℉-104℉/-10℃-40℃ |
| Certifications | CE,FCC,PSE,UN38.3,EMC,LVD,RoHS,MSDS |
| Warranty | 1+2 Years(Subscribed) |