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What size generator or power station for an electric lawn mower? (1,900+ W)
To run an electric lawn mower, choose at least
1,900 W running · 2,500 W startup surge.
1,900 W running · 2,500 W startup surge.
An electric lawn mower draws about 1,500 W while running, but its motor can spike to roughly 2,500 W at startup, so size for the surge. 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 station | Estimated runtime |
|---|---|
| 300 Wh | 0 h 10 min |
| 500 Wh | 0 h 17 min |
| 1,000 Wh | 0 h 34 min |
| 2,000 Wh | 1 h 8 min |
| 3,000 Wh | 1 h 42 min |
Sizing guide
| Minimum running watts | 1,900 W |
| Minimum starting watts | 2,500 W |
| Suggested inverter | 2,500 W or higher |
See also electric lawn mower wattage and running cost.
FAQ
How many watts does an electric lawn mower use?
About 1000-1800 running watts, with a higher surge at startup.
Can a battery power station run a mower?
A larger station can, but cordless battery mowers are the simpler off-grid option.
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