Appliance Wattage & Running Cost
Home / Laundry & Cleaning / Power for Vacuum cleaner

What size generator or power station for a vacuum cleaner? (1,250+ W)

To run a vacuum cleaner, choose at least
1,250 W running.

A vacuum cleaner draws about 1,000 W while running. Pick a generator, inverter or power station rated comfortably above these numbers.

Battery runtime calculator

Estimated runtime

Assumes about 85% usable capacity. Motors need extra headroom for startup surge.

How long a power station lasts

Power stationEstimated runtime
300 Wh0 h 15 min
500 Wh0 h 26 min
1,000 Wh0 h 51 min
2,000 Wh1 h 42 min
3,000 Wh2 h 33 min

Sizing guide

Minimum running watts1,250 W
Minimum starting watts1,250 W
Suggested inverter1,300 W or higher

See also vacuum cleaner wattage and running cost.

FAQ

How many watts does a vacuum cleaner use?

Corded vacuums use about 450-1400 watts depending on motor size and suction setting.

Do higher-watt vacuums clean better?

Not always - airflow and brush design matter more than raw wattage.