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Christmas cut off: As the cut-off date has passed, Christmas delivery may not be guaranteed. Please select Express shipping for the best chance of delivery before Christmas.

Our team will be on holiday from Dec 22nd to Jan 15th. Please be assured that your order will be dispatched, and any inquiries will be promptly addressed upon our return. We appreciate your understanding and patience during this period.

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Bluetti B300S 3072Wh Expansion Battery

EAN: 6970991290640 SKU: B300S
Bluetti B300S 3072Wh Expansion BatteryBluetti B300S 3072Wh Expansion BatteryBluetti B300S 3072Wh Expansion Battery
$3399
$3399$3199
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  • Standard to Metro (4-10 biz days)
  • Express to Metro (1-4 biz days)
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  • Express to Non-metro (2-6 biz days)
  • Pickup (Same or next biz day)
  • Longer ETA applies to NT, WA, NZ & US locations.
  • The above time frames are estimates only. The actual delivery time is dependent on the shipping location, shipper's processing capacity and other unforeseeable factors i.e. natural disasters, accidents etc. We cannot be held responsible for any courier-related delivery delays.
  • Full Australian Manufacturers' Warranty
  • Brand: Bluetti
  • Availability:Low Stocknotifications_activeBe Quick!
  • Model: B300S
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BLUETTI B300S Expansion Battery | 3,072Wh ( Only Works With AC500 )

B300S Expansion Battery, the perfect companion to enhance the power capacity of your BLUETTI AC500 Inverter Module Generator. Specifically designed to work seamlessly with the AC500, this expansion battery offers an impressive 3,072Wh of additional energy storage. With its high capacity and reliable performance, the B300S is the ultimate solution to extend the runtime and power capabilities of your AC500 system.The BLUETTI B300S Expansion Battery supports charging up to 500W through AC, solar, or car input. When you combine the AC input with solar or car input, you have the ability to fully charge the B300S in under 3.5-4 hours, utilizing a maximum input rate of 1,000W (the D050S DC charging enhancer is required).



  • High-capacity Battery:
    • The BLUETTI B300S features a 3,072Wh LiFePO4 battery.
    • Offers over 3,500 life cycles to 80% capacity.
  • Standalone Power Station:
    • Equipped with a 100W USB-C port, 12V/10A car port, and USB-A port.
    • Provides convenient power options for various devices.
  • Flexible Charging Options:
    • Supports charging via AC power, solar panels, and car power sources.
    • Allows for versatile and convenient charging methods.
  • Cold Weather Performance:
    • Incorporates a Self-heating Function to remain responsive even in freezing temperatures.
  • Compatibility with AC500:
    • Can be used in combination with the BLUETTI AC500 for a maximum combined capacity of 18,432Wh.


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Note: This video is strictly for reference and illustration purposes only. Actual product design and/or inclusions may vary. Please refer to product description for full details, or contact us if you have any questions or specific requirements.

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