Window Fan Energy Cost Calculator
Dual-fan window unit that pulls in cool outdoor air or exhausts warm indoor air.
Power Draw
120W
watts
Annual kWh
86
avg usage
Annual Cost
$11
avg national
CO₂/Year
0.06 tons
carbon impact
Window Fan Cost Calculator
Customize usage and your state's electricity rate for accurate cost estimates.
Daily Cost
$0.09
Monthly Cost
$0.94
Annual Cost
$11
Lifetime Cost
$90
Energy Saving Opportunities
Energy Saving Tips
- ✓Use at night to bring in cool air
- ✓Set to exhaust mode when cooking
- ✓Use with open windows on opposite side
Compare Alternatives
| Appliance | Watts | Annual kWh | Annual Cost |
|---|---|---|---|
| Window Fan (current) | 120W | 86 | $11 |
| Whole House Fan | 500W | 200 | $26 |
| Ceiling Fan | 75W | 120 | $16 |
| Tower Fan | 55W | 66 | $9 |
Window Fan Cost Summary
Purchase Price (one-time)$50
Annual Energy Cost (at 13¢/kWh)$11
Lifespan 8 years
Lifetime Energy Cost (energy only)$90
Total Cost of Ownership (purchase + energy)$140
Window Fan Energy FAQ
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