Bluetti B300 Battery


  • Never Run Out of Power
  • Suitable for various occasions
  • Bluetti B300 Battery Module
  • Battery capacity 3,072Wh
  • Expandable modular battery option
  • Power & recharge lights, laptops, tablets, phones,
  • Silent & zero emissions rechargeable LiFePO4 battery
  • Ideal for camping, caravanning emergency backup, & home use
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Increase the battery capacity of your Bluetti AC200Max, AC200P and AC300 by a huge 3072Wh with the Bluetti B300 battery module. Extend your power on your next outdoors adventure or when using as a home backup system with this plug & play battery pack.

The Bluetti B300 Battery Module Is Just Not an Expansion Battery 

You can also use the Bluetti B300 battery module as a standalone power source for charging necessities like smartphones, laptops, cameras, fans, lights, and so on. The B300 boasts 1 x 100W USB-C, 1 x 18W USB-A, and 1 x 12V/10A cigarette lighter port.

High-Capacity Long Life LFP Battery Cells 

Using a Lithium Iron Phosphate (LiFePO4) 3072Wh battery cell the Bluetti B300 battery module has a life-cycle of 3500+ to 80% or 6000+ to 50% giving you great longevity.

Independent Charging Capabilities 

Unlike some expansion batteries the Bluetti B300 battery module can be charged independently from the main solar generator. The Bluetti B300 can be charged via the mains charger (500W sold separately), solar panel or car cigarette lighter output. As there is only one charging port on the battery module, it can only be charged by one charging method at a time.

Flexible Recharging

You can recharge BLUETTI B300 quickly with 200W Max. solar input thanks to the built-in MPPT. Besides, it also supports AC, car, and lead-acid battery charging. *The car and lead-acid battery charging need a D050S.

Versatile Power Source

You can power your smartphones, laptops, fans, lights, refrigerators, microwave ovens, and so on with specific output port – the 100W USB-C, 12V/10A cigarette lighter, and 18W USB-A output ports.

Expandable Battery Pack

B300 has 3,072Wh capacity and over 3,500 life cycles with the LifePO4 battery cells, offering up to 80% of original capacity. Moreover, it will double, triple, even quadruple the total capacity with BLUETTI AC200MAX, AC200P, or AC300 series.

Home Backup and Trip Power Bank

Whether in a family gathering or camping trip, B300 will serve as your backup power supply or power bank. It powers your home and camping necessities well, and all you need to do is enjoy the good times.


  • 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
  • Charging Method: 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

Output Ports:

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

Dimensional Data:

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


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