Nuwave 47901: $54 a year to run

This model (Air purifiers) uses 258 kWh of electricity a year, which costs about $54 a year and $542 over 10 years at 21.0¢/kWh.

Energy use
258 kWh
per year
Running cost per year
$54
21.0¢/kWh
Running cost over 10 years
$542
Efficiency rank
180 / 240

Product details

Room size (sq ft)439
TechnologyFan and Filter,Ion Generator
ENERGY STAR Most EfficientNo
Available sinceJune 1, 2026

Compared with the average model (Air purifiers), this one costs about $16 more a year.

More efficient alternatives

Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology