Dehumidifiers improve indoor comfort but can use significant electricity depending on size.
Daily Power Use
Typical range:
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0.3–1.0 kWh per hour
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Daily use (8 hours): 2.4–8 kWh
Daily Cost
At $0.20/kWh:
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Low-power unit (3 kWh): $0.60/day
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Large unit (8 kWh): $1.60/day
Tips to Reduce Dehumidifier Energy Use
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Use in closed spaces
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Clean filters
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Run during humid hours only
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Choose ENERGY STAR models
Conclusion
Efficient operation can keep dehumidifier costs manageable.