BLUETTI B300S Expansion Battery | 3,072Wh

FAQS

• Q1: How many B300S packs can be connected to AC500？

  6

• Q2: How many B300 packs can be connected to AC500？

  4

• Q3: Can B300S and B300 be mixed in an AC500 power system?

  Yes. 4 packs in total.

• Q4: Does B300s support App control?

  A:

  Connect it to the AC500, pair them with BLUETTI App, and you can control the system at any time from anywhere.

• Q5: Can I use B300s alone as a UPS?

  A:

  No.

• Q6: What is the maximum input charging power of the BLUETTI B300s?

  A:

  1000W Max. with optional D050S DC Charging Enhancer*
  * Sold separately

• Q7: Can I use car cigaretter lighter or lead-acid battery to charge B300s?

  A:

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

• Q8: Can I use third-party solar panels to charge the BLUETTI B300s?

  A:

  Yes, if the solar panels' specs fall in
  1) Total Voltage: 12-60V
  2) Total Power: 500W Max.
  3) Include MC4 connectors.

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

  A:

  Yes.

• Q10: Can I use or charge B300s in sub-zero temperatures?

  Temperature ranges for B300S 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 B300s, 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 B300s 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 AC500 and B300s combo.

  Sure, please follow BLUETTI Support on YouTube.

• Q15: What is the difference between B300S and B300?

  1) Current capacity: 130A for B300S while 75A for B300.
  2) ONLY B300S features the automatic heating function.
  3) Solar input: 500W for B300S while 200W for B300.

• Q16: How does the heating function work?

  When the temperature is below 0℃, the battery will be automatically heated once AC or PV charging is activated (input power＞400W).