Bluetti B300K is a 2764.8Wh expansion battery to handle all your power needs from extended outages or extreme outdoor adventures. Customize your energy solution with a stack of multiple B300K batteries or mix and match with B300 and B300S models to enjoy uninterrupted, unlimited power on the go.
B300K integrates with your AC200L, AC200MAX, AC300 AND AC500 power stations to upscale your energy bank to match your power needs. B300K also boasts of square LiFePO4 batteries and cutting-edge AI-BMS tech, a textbook guarantee for excellence in safety and reliability.
An unrelenting power source, the Bluetti B300K expansion battery is housed within a robust aluminum casing with a cooling fan in place to maintain its operating temperature and advanced wireless components. All you need is just 45 minutes with AC300 or AC500, and B300K is 80% juiced up to back you up.
A standalone power source, Bluetti B300K stands the test of time with 16% higher energy density, a super power within your reach.
Model: B300K
Battery Capacity: 2,764.8Wh (51.2V, 54Ah)
Battery Type: LiFePO₄ (Lithium Iron Phosphate)
Life Cycles: 4,000+ Cycles to 80% Original Capacity
USB-A: 12W Max., 5V / 2.4A
Net Weight: Approx. 65.04lbs
Dimensions (L × W × H): 20.67 × 12.87 × 8.23in
Charging Temperature: 0°C to 40°C (32°F to 104°F)
Discharging Temperature: -20°C to 40°C (-4°F to 104°F)
Storage Temperature: Up to 1 month: -20°C to 40°C (-4°F to 104°F), Up to 6 months: 20°C to 25°C (-4°F to 77°F)
Working Humidity: 5% to 95%RH
Charging Current: 60A Max. (Current may decrease outside specified temperatures)
Discharging Current: 70A Max.
Expansion Port: 2 × 58.4VDC Max., 90A Max.
1 x B300K Expansion Battery
1 x Battery Expansion Cable (P090A)
1 x User Manual