Up to 100 kWh Massive Expansion
Increase your energy storage as needed, from 5.12 kWh to over 100 kWh*. The B500K battery is compatible with various BLUETTI power stations for easy, cost-effective upgrades.
*Note: Achieved with 3*Apex 300 +18*B500K units
Why Choose BLUETTI B500K?
Extend Your Backup Time
From outage protection to camping trip and off-grid working, the B500K keeps you powered for longer — more freedom and peace of mind.
Adapt to All Your Needs
The B500K either expands your BLUETTI power stations, or serves as a high-capacity power bank with ecosystem components, delivering 700 W DC output for your devices.
* A P090D to P150D cable is required for connecting with AC500 and sold separately.
The B500K works with old, existing, or future BLUETTI power stations and expansion batteries.
Made It Safe, Reliable, and Long-lasting
The B500K adopts advanced LiFePO₄ batteries for over a decade of safe use. Its third-gen wireless internal design and efficient cooling fan ensure stable performance, even in challenging conditions.
Fixed or Movable Setup
Secure the B500K to the wall or rack of your home or RV using its mounting holes, or attach it to the Foldable Trolley 2* for a mobile power supply.
*Note: Sold separately.
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