Description
Selling a like-new BLUETTI B300K expansion battery (Bottom unit in photo. The APEX 300 on top is also for sale).
Received in August/September 2025 and never put into service.
* 2,764.8Wh LiFePO4 battery capacity
* Designed for compatible BLUETTI power stations
* Excellent for extended backup power or off-grid systems
* Long-life battery chemistry
Current BLUETTI sale price is approximately $1,079.
Asking $850.
Matching Apex 300 power station also available.
Located in Gilbert, AZ.
BLUETTI B300K Expansion Battery – 2764Wh – Like New
Make an offer and we'll connect you with the seller — no account needed.
Specifications
- Condition
- Used
- Location
- Gilbert, AZ
- Delivery
- Local pickup



Make an Offer
BLUETTI B300K Expansion Battery – 2764Wh – Like New · listed at $850.00
Send your offer and contact details and the BaseCamper team will connect you with the seller.
This item is local pickup in Gilbert, AZ — you'll arrange pickup directly with the seller.

