Sub-Zero DEU1550B*/*: $38 a year to run
This model (Refrigerators) uses 183 kWh of electricity a year, which costs about $38 a year and $385 over 10 years at 21.0¢/kWh.
Energy use
183 kWh
per year
Running cost per year
$38
21.0¢/kWh
Running cost over 10 years
$385
Efficiency rank
196 / 4,667
36 % less energy than the federal minimum standard.
Product details
| Type | Compact Refrigerator |
|---|---|
| Total volume (cu ft) | 3.1 |
| Adjusted volume (cu ft) | 3.1 |
| Refrigerant | R-600a |
| Federal standard (kWh/year) | 288 |
| ENERGY STAR Most Efficient | Yes |
| Available since | January 2, 2022 |
Compared with the average model (Refrigerators), this one saves about $42 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Frigidaire FFCS0762AW | 180 | $38 |
| Liebherr UBC3760 | 180 | $38 |
| Miele Dreams Cool M | 180 | $38 |
| DOMETIC C60G1 | 170 | $36 |
| DOMETIC C60G2 | 170 | $36 |
| Frigidaire FFCS0562AW | 170 | $36 |
| Avanti RMRS31X6BL-IS | 169 | $36 |
| Avanti RMRS31X**-IS | 169 | $36 |
- 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