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Can a portable power station run a sump pump (1/3 hp)?

Yes, 13 of the 15 power stations we track can run a sump pump (1/3 hp); the smallest that can is the DJI Power 1000. Expect about 1.2 h (DJI Power 1000) to 4.5 h (Anker SOLIX F3800) on a full charge.

Specs verified 2026-10-18.

Runtime by power station

Power stationUsable capacityCan it run it?RuntimePeak vs. surge limitPrice
EcoFlow RIVER 3 Plus231 WhNo: over inverter limit—1,300 W / 1,200 WCheck price
Jackery Explorer 300247 WhNo: over inverter limit—1,300 W / 500 WCheck price
DJI Power 1000775 WhYes1.2 h1,300 W / 4,400 WCheck price
EcoFlow DELTA 3 Classic819 Wh (est.)Yes1.2 h1,300 W / 3,600 WCheck price
EcoFlow DELTA 2850 WhYes1.3 h1,300 W / 2,700 WCheck price
Anker SOLIX C1000897 WhYes1.4 h1,300 W / 2,400 WCheck price
Jackery Explorer 1000 v2910 WhYes1.4 h1,300 W / 3,000 WCheck price
BLUETTI AC180950 WhYes1.5 h1,300 W / 2,700 WCheck price
Jackery Explorer 1000 Plus1,024 WhYes1.6 h1,300 W / 4,000 WCheck price
Anker SOLIX C2000 Gen 21,600 WhYes2.4 h1,300 W / 4,000 WCheck price
Jackery Explorer 2000 Plus1,678 WhYes2.6 h1,300 W / 6,000 WCheck price
BLUETTI AC200L1,680 WhYes2.6 h1,300 W / 3,600 WCheck price
EcoFlow DELTA 2 Max1,800 WhYes2.7 h1,300 W / 4,800 WCheck price
Anker SOLIX S20001,893 WhYes2.9 h1,300 W / 3,000 WCheck price
Anker SOLIX F38002,905 WhYes4.5 h1,300 W / 9,000 WCheck price

Runtime = usable capacity ÷ average draw. "(est.)" means no independent capacity test exists, so we assume 80% of rated capacity reaches the AC outlets. See the methodology. "Check price" links may be affiliate links.

What size do you need?

What size power station do I need for a sump pump (1/3 hp)?

Look for at least 650 W of continuous AC output and 1,300 W of surge. For capacity, a sump pump (1/3 hp) averages about 650 W, so 8 hours needs roughly 6,500 Wh of rated capacity and 24 hours roughly 19,500 Wh, assuming 80% of rated capacity reaches the outlets.

How long will a 1,000 Wh power station run a sump pump (1/3 hp)?

About 1.2 h, if its inverter can handle the 1,300 W startup surge: roughly 800 Wh reaches the outlets, divided by an average draw of 650 W.

Which power station can run a sump pump (1/3 hp) for a full day?

None of the 15 models we track runs a sump pump (1/3 hp) for 24 hours on one charge. Plan to recharge (solar or grid) during the day, or add an expansion battery.

What a sump pump (1/3 hp) draws

Running watts650 W[source]Midpoint of Champion's 500-800 W running range for a 1/3 HP sump pump.
Startup (surge) watts1,300 W[source]Midpoint of Champion's 1,000-1,600 W starting range.
Average draw used above650 W
Voltage120 V