Mainstays Refrigerators: energy use and running cost
The average model uses 384 kWh a year, which costs $81 a year at 21.0¢/kWh.
Most efficient models
| Model | kWh/year | Cost/year |
|---|---|---|
| Mainstays MS953619315304 | 246 | $52 |
| Mainstays MS953619315305 | 246 | $52 |
| Mainstays MS953619315303 | 255 | $54 |
| Mainstays MS953619315302 | 260 | $55 |
| Mainstays ARM44A5ASLT | 269 | $57 |
| Mainstays MS553614756001 | 270 | $57 |
| Mainstays MS953619315307 | 344 | $72 |
- 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