DOMETIC C40S2: $22 a year to run
This model (Refrigerators) uses 106 kWh of electricity a year, which costs about $22 a year and $223 over 10 years at 21.0¢/kWh.
Energy use
106 kWh
per year
Running cost per year
$22
21.0¢/kWh
Running cost over 10 years
$223
Efficiency rank
29 / 4,667
61 % less energy than the federal minimum standard.
Product details
| Type | Compact Refrigerator |
|---|---|
| Total volume (cu ft) | 1.1 |
| Adjusted volume (cu ft) | 1.1 |
| Refrigerant | R-600a |
| Federal standard (kWh/year) | 269 |
| ENERGY STAR Most Efficient | Yes |
| Available since | October 18, 2022 |
Compared with the average model (Refrigerators), this one saves about $58 a year.
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Room air conditioners
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Computers
- Air purifiers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology