BLUETTI B300S Expansion Battery | 3,072Wh flash sale
C$2,399.00
C$2,399.00
C$2,999.00
- C$600.00
-
- Capacity: 297Wh/82500mAh@3.7V
- DC Power bank especially designed for CPAP
- Built in Samsung battery cell, battery management system (BMS) and more advanced safety operations, ensuring complete protection for you and your devices
- Portable & lightweight: Smallest 8.7*7.9*2.5in, 4lbs, easily to carry for CPAP power backup outdoors
- Besides DC12V/15V/24V to charge CPAP, additional 5V2.4A USB for smartphone,tablet,etc
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Flexible Recharging
BLUETTI B300S takes up to 500W AC, solar, or car charging. Combine AC with solar or car input, you can top up B300S in less than 3.5-4 hours with a maximum of 1,000W* input rate.
*The D050S DC charging enhancer is required.
*The D050S DC charging enhancer is required.

Versatile Power Source
You can power your smartphones, laptops, fans, lights, refrigerators and more with specific outputs-100W USB-C, 12V/10A cigarette lighter, and 18W USB-A.

Responsive Even in the Cold
Waking up electronics on a freezing day may be time-consuming.
But with the Temperature Adaptive Function,
B300S will automatically heat up to work actively and smoothly as usual.

Expandable Battery Pack
As the companion battery pack to AC500, B300S has a capacity of 3,072Wh and lasts for 3,500+ cycles to 80% of its original capacity. Hook up 6*B300S with AC500, you'll get a powerhouse with 18,432Wh, enough to get you through a severe power outage.

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Specifications
BATTERY INFO
OUTPUT
INPUT
GENERAL
IN THE BOX
User Manual
FAQS
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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.
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Q5: Can I use B300s alone as a UPS?
A:No.
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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).
How-to
A useful guide to making the most of it all.

B300S Battery Module Tutorial

How to connect B300S to AC500?
