
Best overall
Anker SOLIX S5000
Score 88 of 100. Top 3 of 36 for battery capacity (5,024 Wh) and the best warranty of these 36 (5 years).
Runs a deep-well water pump: about 3.7 hours on one charge.
At Anker SOLIX US, from $2,499.99checked
The best power stations for a deep-well water pump in an outage, ranked by capacity, price per Wh and warranty, with the hours each one runs the pump.
Prices checked
The quick answer from the 36-model ranking below.

Best overall
Score 88 of 100. Top 3 of 36 for battery capacity (5,024 Wh) and the best warranty of these 36 (5 years).
Runs a deep-well water pump: about 3.7 hours on one charge.
At Anker SOLIX US, from $2,499.99checked

Runner-up
Score 82 of 100. Top 3 of 36 for battery capacity (3,840 Wh) and the best warranty of these 36 (5 years).
Runs a deep-well water pump: about 2.8 hours on one charge.
From $1,499checked

Lowest price in the top 10
Score 70 of 100, number 7 of 36.
Runs a deep-well water pump: about 1.5 hours on one charge.
At Dabbsson US, from $649checked
36 models, best first. Each bar compares a model with the rest of this list: the best on every point would score 100.
Scores reward a low price per watt-hour, high output, room to expand and long warranties, all as the makers state them. They don't measure real-world efficiency, noise or app quality, so use them to shortlist, then read the model pages.

Anker SOLIX
Runs a deep-well water pump: about 3.7 hours on one charge.
Why it's here: Top 3 of 36 for battery capacity (5,024 Wh) and the best warranty of these 36 (5 years).
At Anker SOLIX US, from $2,499.99checked
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BLUETTI
Runs a deep-well water pump: about 2.8 hours on one charge.
Why it's here: Top 3 of 36 for battery capacity (3,840 Wh) and the best warranty of these 36 (5 years).
From $1,499checked
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Oukitel
Runs a deep-well water pump: about 3.7 hours on one charge.
Why it's here: The best battery capacity of these 36 (5,120 Wh).
At Oukitel Power US, from $1,899checked
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Dabbsson
Runs a deep-well water pump: about 2.2 hours on one charge.
At Dabbsson US, from $999checked
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Dabbsson
Runs a deep-well water pump: about 2.5 hours on one charge.
At Dabbsson US, from $1,599checked
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BLUETTI
Runs a deep-well water pump: about 2.2 hours on one charge.
From $1,199checked
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Dabbsson
Runs a deep-well water pump: about 1.5 hours on one charge.
At Dabbsson US, from $649checked
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Jackery
Runs a deep-well water pump: about 2.2 hours on one charge.
At Jackery US, from $1,499checked
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Tied for 9 · Dabbsson
Runs a deep-well water pump: about 1.7 hours on one charge.
At Dabbsson US, from $899checked
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Tied for 9 · Dabbsson
Runs a deep-well water pump: about 1.7 hours on one charge.
At Dabbsson US, from $899checked
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Tied for 9 · Anker SOLIX
Runs a deep-well water pump: about 2.2 hours on one charge.
At Anker SOLIX US, from $1,699.99checked
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Tied for 9 · Dabbsson
Runs a deep-well water pump: about 1.6 hours on one charge.
At Dabbsson US, from $799checked
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Tied for 13 · EcoFlow
Runs a deep-well water pump: about 2.7 hours on one charge.
At EcoFlow US, from $2,199checked
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Tied for 13 · BLUETTI
Runs a deep-well water pump: about 2 hours on one charge.
From $1,499checked
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Tied for 15 · EcoFlow
Runs a deep-well water pump: about 2.2 hours on one charge.
At EcoFlow US, from $1,299checked
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Tied for 15 · ALLPOWERS
Runs a deep-well water pump: about 2.3 hours on one charge.
From $1,199checked
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EcoFlow
Runs a deep-well water pump: about 2.2 hours on one charge.
At EcoFlow US, from $1,599checked
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Tied for 18 · Anker SOLIX
Runs a deep-well water pump: about 1.5 hours on one charge.
At Anker SOLIX US, from $999.99checked
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Tied for 18 · Jackery
Runs a deep-well water pump: about 1.5 hours on one charge.
At Jackery US, from $999checked
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Tied for 18 · EcoFlow
Runs a deep-well water pump: about 2.2 hours on one charge.
At EcoFlow US, from $1,699checked
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EcoFlow
Runs a deep-well water pump: about 1.5 hours on one charge.
At EcoFlow US, from $879checked
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Dabbsson
Runs a deep-well water pump: about 1 hour on one charge.
At Dabbsson US, from $679checked
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Tied for 23 · Jackery
Runs a deep-well water pump: about 1.1 hours on one charge.
At Jackery US, from $849checked
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Tied for 23 · Jackery
Runs a deep-well water pump: about 0.9 hours on one charge.
At Jackery US, from $619checked
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Oukitel
Runs a deep-well water pump: about 1.5 hours on one charge.
At Oukitel Power US, from $729checked
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BLUETTI
Runs a deep-well water pump: about 0.7 hours on one charge.
From $499checked
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Tied for 27 · EcoFlow
Runs a deep-well water pump: about 1.5 hours on one charge.
At EcoFlow US, from $1,149checked
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Tied for 27 · VTOMAN
Runs a deep-well water pump: about 1 hour on one charge.
At VTOMAN US, from $499checked
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Tied for 27 · Jackery
Runs a deep-well water pump: about 1.1 hours on one charge.
At Jackery US, from $1,079checked
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Tied for 30 · ALLPOWERS
Runs a deep-well water pump: about 1.1 hours on one charge.
From $549checked
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Tied for 30 · Oukitel
Runs a deep-well water pump: about 1.5 hours on one charge.
At Oukitel Power US, from $859checked
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Tied for 32 · Oukitel
Runs a deep-well water pump: about 1.5 hours on one charge.
At Oukitel Power US, from $879checked
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Tied for 32 · Dabbsson
Runs a deep-well water pump: about 0.7 hours on one charge.
At Dabbsson US, from $619checked
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Jackery
Runs a deep-well water pump: about 0.7 hours on one charge.
At Jackery US, from $749checked
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EcoFlow
Runs a deep-well water pump: about 0.7 hours on one charge.
At EcoFlow US, from $479checked
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Oukitel
Runs a deep-well water pump: about 0.7 hours on one charge.
At Oukitel Power US, from $419checked
Check priceWe earn a commission.Battery capacity, higher is better.
Price per Wh, lower is better.
Warranty, higher is better.
Each criterion is scored against the best of these 36 models: the best gets 1, and a model with 80% of the best value gets 0.8. For price per wh, lower is better, so the lowest value scores 1 and one 25% higher scores 0.8.
Each scaled value is multiplied by its weight, and the results are added up to a score out of 100. Models with the same score share a rank.
A model is ranked only if it has its own page here and a value for every criterion.
Only models that can run a deep-well water pump are ranked: 1,100 W, and 3,300 W for a moment as its motor starts. Hours on one charge = capacity × 0.8 (the share Jackery uses in its own runtime formula) ÷ 1,100 W.
Without power, a home on a well has no running water. Virginia Cooperative Extension lists a deep-well water pump at 250 to 1,100 W. We use the top of that range, 1,100 W, so a pump at the low end will run far longer. A motor draws about three times its running power for a moment as it starts, so a model is ranked only if it can supply 1,100 W and a starting surge of 3,300 W. That cuts out many smaller units.
Hours on one charge are the battery capacity times 0.8, the share Jackery uses in its own runtime formula, divided by 1,100 W. That is nonstop running. A real pump runs in short bursts to refill the pressure tank, so a charge lasts many more days of normal use than the hours shown. Capacity carries half the score, price per Wh 30 percent and warranty 20 percent.
Many well pumps run on 240 V and are wired straight into the home panel. A 120 V power station cannot run those, and a hardwired pump needs a transfer switch or inlet fitted by an electrician. Read our transfer switch guide and check the voltage and horsepower on your pump's label before you buy.