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BLUETTI B300 Expansion Battery 3072Wh

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Original Price £2,499.00
Current Price £2,149.00
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Extra Power for all your Devices with the BLUETTI B300 Expansion Battery

The BLUETTI B300 Expansion Battery is a powerhouse, providing 3072Wh of energy storage to power all your devices, no matter where you are.

Whether you need to power a refrigerator, an electric bike, a drone, or just want to keep your phone charged, this battery has you covered. With its advanced lithium-ion technology, you can trust this battery to be safe, reliable, and efficient.

With the BLUETTI B300 Expansion Battery, you can unleash your power potential and take your off-grid adventures to the next level. Whether you're camping, tailgating, or just need backup power, this battery has got you covered.

Empower Your Life with Advanced Technology

The BLUETTI B300 Expansion Battery utilises cutting-edge LifePO4 battery cells to provide 3072 watt hours of power. These advanced cells are known for their long-lasting, safe and reliable performance, making them the perfect choice for powering all your household appliances.

With its total battery capacity of 3072Wh, the BLUETTI B300 Expansion Battery can power up all your devices, anywhere, anytime. You no longer have to worry about running out of power while you're camping, tailgating or simply need a backup source. 

  • Versatile Power Source

This battery is a versatile power source for different household appliances, including laptops, smartphones, refrigerators, and more. With its total battery capacity of 3072Wh, you'll have plenty of power for all your needs.

  • Flexible Recharging with Solar Panel

The BLUETTI B300 Expansion Battery can be equipped with a 200 watt solar panel, making it easy to recharge your battery on-the-go. Simply unfold the panel and place it in direct sunlight to start recharging. No need to worry about finding an electrical outlet or running extension cords.

  • LifePO4 Battery Cells

The BLUETTI B300 Expansion Battery is powered by advanced LifePO4 battery cells, which provide long-lasting and safe power. These cells have a high cycle life, meaning you can recharge and use them for many years to come.

  • Pair with BLUETTI AC200Max & More

The BLUETTI B300 Expansion Battery can be paired with the BLUETTI AC200Max, AC200P and AC300 series, making it a perfect addition to your existing BLUETTI setup. You can easily connect the battery to your other devices and enjoy uninterrupted power.

Technical Specifications


  • Capacity: 3,072Wh
  • Cycle Life: 3500+cycle
  • Cell Chemistry: LifePo4
  • Warranty: 2 Years
  • Net Weight: 36.1 KG
  • Operating Temperature: -4-104℉ (-20-40℃)
  • Shelf-Life: Charge Every 3-6 Months
  • Management System: 'MPPT' Charge Controller, Low Battery Protection


  • AC/Solar/Car
  • AC Input: MAX. 500W, fully recharge in 6.5~7 hrs
  • Solar Panel: 200W Max., VOC 12-60VDC, 10A 15.5~16 Hours
  • Car Charge: 2/24V from Cigarette Lighter Port 30 or 15
  • Dual AC: ≈ 5 Hours at 700W (Extra adapter required)
  • Max Input: 700W, With AC Adatper + Solar Input Simultaneously


  • 1 x 100W Max.
  • 1 x 18W USB-A
  • 1 x 12V/10A (Car Outlet)


  • Length (L) cm 52
  • Width (W) cm 32
  • Height (H) cm 26.6
  • Weight 36.1 KG

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