Wireless Charger Energy Cost Calculator
Inductive charging pad for wirelessly recharging compatible smartphones and earbuds.
Power Draw
10W
watts
Annual kWh
22
avg usage
Annual Cost
$3
avg national
CO₂/Year
0.02 tons
carbon impact
Wireless Charger Cost Calculator
Customize usage and your state's electricity rate for accurate cost estimates.
Daily Cost
$0.01
Monthly Cost
$0.24
Annual Cost
$3
Lifetime Cost
$11
Energy Saving Opportunities
Energy Saving Tips
- ✓Remove phone case for efficient charging
- ✓Center device on pad properly
- ✓Choose Qi-certified chargers
Compare Alternatives
| Appliance | Watts | Annual kWh | Annual Cost |
|---|---|---|---|
| Wireless Charger (current) | 10W | 22 | $3 |
| Smartphone Charger | 20W | 22 | $3 |
Wireless Charger Cost Summary
Purchase Price (one-time)$30
Annual Energy Cost (at 13¢/kWh)$3
Lifespan 4 years
Lifetime Energy Cost (energy only)$11
Total Cost of Ownership (purchase + energy)$41
Wireless Charger Energy FAQ
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