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How many watts does a space heater use? (1,500 W)
A space heater uses about 1,500 W
Typical range 750–1,500 watts.
Typical range 750–1,500 watts.
Running cost calculator
Per hour—
Per day—
Per month—
Per year—
Energy/mo—
A portable space heater turns electricity directly into heat, so almost every watt it draws shows up on your bill.
Space heater power specs
| Typical running power | 1,500 W |
| Typical range | 750–1,500 W |
| Energy use | 6.00 kWh/day · 180.0 kWh/mo |
What affects the wattage
- Model size, age and energy rating.
- Settings and how hard it works (heat, speed, load).
- How many hours a day you run it.
Running cost at $0.17/kWh
| Electricity rate | Per day | Per month | Per year |
|---|---|---|---|
| $0.10/kWh | $0.60 | $18.00 | $219.00 |
| $0.15/kWh | $0.90 | $27.00 | $328.50 |
| $0.20/kWh | $1.20 | $36.00 | $438.00 |
| $0.25/kWh | $1.50 | $45.00 | $547.50 |
| $0.30/kWh | $1.80 | $54.00 | $657.00 |
| $0.40/kWh | $2.40 | $72.00 | $876.00 |
See the full breakdown of what it costs to run a space heater, or what size power station runs a space heater.
FAQ
How many watts does a space heater use?
Most plug-in space heaters draw 750-1500 watts on full heat.
Are space heaters expensive to run?
Yes - at 1500 W and average rates, a few hours a day adds up to real money over a winter.
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