Anker 555 PowerHouse
1024 Wh · 1000 W output · LiFePO4 · $699
✅ Specs verified against the manufacturer's official listing — source · Last checked
Our verdict
A 1kWh unit whose 1,000W output and slow charging show its age — the newer, cheaper Anker C1000 beats it on nearly every axis.
Best for: Only worth it steeply discounted against the C1000.
What we like
- 1,024Wh with six AC outlets
- LiFePO4, 3,000 cycles
Where it falls short
- 1,500W surge is low
- 200W solar input and a slow 138-minute recharge
Full specifications
| Capacity | 1024 Wh |
|---|---|
| Continuous output | 1000 W |
| Surge output | 1500 W |
| Battery chemistry | LiFePO4 |
| Rated cycles | 3,000 |
| Weight | 29.9 lb |
| Max solar input | 200 W |
| Recharge (AC) | 2h 18m |
| Expandable | No |
| Warranty | 5 years |
What can the Anker 555 PowerHouse run?
| Appliance | Can start it? | Est. runtime |
|---|---|---|
| Refrigerator | ✅ Yes | 14.5 hrs |
| Mini fridge | ✅ Yes | 27.6 hrs |
| Chest freezer | ✅ Yes | 10.9 hrs |
| CPAP machine | ✅ Yes | 21.8 hrs |
| Sump pump | ❌ Surge too high | — |
| Well pump (1/2 HP) | ❌ Surge too high | — |
| Space heater | ❌ Surge too high | — |
| Window AC (8k BTU) | ❌ Surge too high | — |
| Microwave | ✅ Yes | 52 min |
| Coffee maker | ✅ Yes | 58 min |
| TV (55" LED) | ✅ Yes | 8.7 hrs |
| Laptop | ✅ Yes | 13.4 hrs |
| Phone charger | ✅ Yes | 43.5 hrs |
| CPAP + humidifier | ✅ Yes | 9.7 hrs |
| Fridge plus essentials | ✅ Yes | 8.7 hrs |
| 12V RV fridge | ✅ Yes | 48.4 hrs |
| Starlink | ✅ Yes | 14.5 hrs |
| Electric blanket | ✅ Yes | 29.0 hrs |
Runtime = (capacity × 0.85 inverter efficiency) ÷ appliance watts. Refrigerator assumes a 40% compressor duty cycle. Real-world results vary.
Compare the Anker 555 PowerHouse
The models closest to it on capacity — what most people cross-shop.
- Anker 555 PowerHouse vs Bluetti Elite 100 V2 — 1024 Wh · 1800 W · $599
- Anker 555 PowerHouse vs Pecron E1000LFP — 1024 Wh · 1800 W · $599
- Anker 555 PowerHouse vs EcoFlow DELTA 3 — 1024 Wh · 1800 W · $649
- Anker 555 PowerHouse vs Dabbsson DBS1000 — 1024 Wh · 2000 W · $699
- Anker 555 PowerHouse vs EcoFlow DELTA 3 Plus — 1024 Wh · 1800 W · $749
- Anker 555 PowerHouse vs UGREEN PowerRoam 1200 — 1024 Wh · 1200 W · $799
Where the Anker 555 PowerHouse places
Every scenario it can actually handle, with its real position. We publish the placing whether or not it flatters the unit.
- Best Portable Power Stations for CPAP — ranked #8 of 87
- Best Portable Power Stations for Home Backup — ranked #54 of 75
- Best Portable Power Stations to Run a Refrigerator — ranked #54 of 75
- Best Portable Power Stations for RV & Van Life — ranked #60 of 87