BLUETTI B500K review
BLUETTI B500K Expansion Battery (5,120Wh)
By Tom Calder
5,120Wh in one 99.21 lb pack for the AC200L, AC300, AC500, AC200MAX and Apex 300, by BLUETTI's listings: home-backup scale.
- Best for
- The most capacity per box for a BLUETTI AC200L or Apex 300
- Skip it if
- You own an Elite model
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Researched, not used. We haven't used this product. This review is built from the maker's specifications, owner reports and our own sizing.
What we like
- 5,120Wh in one pack
- Fits five BLUETTI stations
Worth knowing
- 99.21 lb
- 4,000 cycles, fewer than the B300K's 6,000
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Who shouldn't buy this
Don't buy it if you own an Elite model: the B500K doesn't fit any of them, and if you'll ever move it, two B300Ks split the weight.
Key specs
| Capacity | 5,120 Wh |
| Fits | BLUETTI AC200L, AC300, AC500, AC200MAX, Apex 300 |
| Weight | 99.21 lb |
| Cycles | 4,000 |
| Battery | LiFePO4 |
This is a Researched review: we haven't used this product. We check every specification against at least two independent sources, re-check the US price on a schedule where we can track it automatically, and say plainly who it isn't for. Commissions never change a rating.
If this isn’t the one

Best for Expanding a BLUETTI AC200L, AC300 or Apex 300
Best for Growing an Anker SOLIX F3000
See the comparison →
Best for Adding 2kWh to a DJI Power 1000 V2 or 2000

