Every ENERGY STAR certified U-Star commercial refrigerators and freezer in the EPA data, with yearly running cost.
Source: EPA ENERGY STAR Certified Commercial Refrigerators and Freezers dataset, data.energystar.gov. Refreshed Oct 24, 2026.
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| Rank | Model | Energy | Cost |
|---|---|---|---|
| #5 of 45, 20–30 cu ft | U-Star ND-CFD-1FF-E-ES-HC | 1409 kWh | $204 at 14.47¢/kWh commercial/yr |
| #26 of 83, 30–50 cu ft | U-Star ND-CFD-2FF-E-ES-HC | 2635 kWh | $381 at 14.47¢/kWh commercial/yr |
| #18 of 125, 20–30 cu ft | U-Star ND-CFD-1RR-E-ES-HC | 409 kWh | $59 at 14.47¢/kWh commercial/yr |
| #80 of 141, 30–50 cu ft | U-Star ND-CFD-2RR-E-ES-HC | 807 kWh | $117 at 14.47¢/kWh commercial/yr |
Grouped by type and size band, cheapest to run first. Each rank is by yearly cost within the model's own type and size band.