BLUETTI B300 Expansion Battery | 3,072Wh

FAQS

• Q1: Which BLUETTI power stations can work with B300?

  A:

  AC300/AC200/AC200P/AC200MAX/EB150/EB240/EP500Pro. Except for AC300, an additional accessory is required for each station.
  AC200/AC200P: P090D to XT90 cable
  EB150/EB240: P090D to DC7909 cable
  EP500Pro: P090D TO MC4

• Q2: Can I use BLUETTI B300 expansion battery alone?

  A:

  Yes. It comes with a 100W USB-C, a USB-A, and a 12V car socket, providing power for phones, laptops, car refrigerators, etc.

• Q3: How many B300 can I connect to AC300 or AC200MAX?

  A:

  AC300: Up to 4 B300 for 12,288Wh capacity.
  AC200MAX: Up to 2 B300 for 8,192Wh capacity.

• Q4: Does B300 support App control?

  A:

  Connect it to the AC300, pair them with BLUETTI App, and you can control the system at any time from anywhere.

• Q5: Can I use B300 alone as a UPS?

  A:

  No.

• Q6: What is the maximum input charging power of the BLUETTI B300?

  A:

  700W Max. with optional D050S DC Charging Enhancer*
  * Sold separately

• Q7: Can I use car cigaretter lighter or lead-acid battery to charge B300?

  A:

  Yes, BLUETTI D050S DC Charging Enhancer* is required.
  * Sold separately

• Q8: Can I use third-party solar panels to charge the BLUETTI B300?

  A:

  Yes, if the solar panels' specs fall in
  1) Total Voltage: 12-60V
  2) Total Power: 200W Max.
  3) Include MC4 connectors.

• Q9: Can it charge and discharge at the same time?

  A:

  Yes.

• Q10: Can I use or charge B300 in sub-zero temperatures?

  Temperature ranges for B300 are:
  Charge: 0-40℃ (32-104℉);
  Discharge: -20-40℃ (-4-104℉);
  Storage: -20-40℃ (-4-104℉).
  Technically, it can power electrical devices under such situations, but please avoid charging it.

• Q11: How long can it run my device?

  Running time = Battery capacity × DoD × η ÷ Device rated power DoD refers to Depth of Discharge and η is local inverter efficiency.
  For B300, both DoD and η are 90%. If you run a 100W light bulb with it, the running time will be:
  3,072Wh × 90% × 90% ÷ 100W ≈ 25hrs
  Note: The above data is for reference ONLY.

• Q12: Is B300 waterproof?

  No. Also, please do NOT store it in a humid environment for a long time.

• Q13: Is it possible to replace the built-in battery?

  No. If the battery pack is faulty or even dead, please contact BLUETTI Customer Service.

• Q14: I'd like more tutorial videos on the AC300 and B300 combo.

  Sure, please follow BLUETTI Support on YouTube.