21.7 cu ft freezerless and single door. Uses 10% less energy than the federal limit for its class. #83 of 90 freezerless and single-door fridges 18+ cu ft, by yearly cost.
Source: EPA ENERGY STAR Certified Residential Refrigerators dataset, data.energystar.gov. Refreshed Oct 24, 2026.
CPSC recalls that mention Sub-Zero refrigerators, fridges and freezers (checked Oct 24, 2026). Check whether your model number is listed in the notice:
• Sub-Zero Will Inspect Refrigerators That Can Tip Over (1994-09-19)
Rebates change by ZIP code and store. Check rebates near you.
The EPA record lists no additional model numbers.
An asterisk in the model number stands for color or trim codes, so those finishes share these figures.
ENERGY STAR certified 2022-09-23. On the market since 2022-09-26. EPA record 2401986.
| Type | Freezerless and Single Door |
| Product class | 3A-BI - Built-In All-Refrigerators - automatic defrost |
| Total capacity | 21.7 cu ft |
| Adjusted volume | 21.7 cu ft |
| Height × width | 84 × 36 in |
| Counter depth | Yes |
| Compact | No |
| Built-in | Yes |
| Ice maker | No |
| Through-door dispenser | No |
| Defrost | Automatic |
| Connected (smart) | No |
| Refrigerant | R-600a (GWP:3 | Lower GWP) |
| Annual energy use | 362 kWh |
| Federal max for its class | 403 kWh |
| Markets | United States, Canada |
Source: EPA ENERGY STAR Certified Residential Refrigerators, record 2401986. Most Efficient reflects the EPA field "meets most efficient criteria".
Rule: certified freezerless and single-door fridges within 2 cu ft of this one (19.7 to 23.7 cu ft), other brands only, lowest energy first.
| Brand | Model | Size | Energy | Cost |
|---|---|---|---|---|
| Arctic Wind | AUFSS210ETH-LK | 21.0 cu ft | 273 kWh | $50 at 18.16¢/kWh/yr |
| Arctic Wind | AUFW210ETH-LK | 21.0 cu ft | 273 kWh | $50 at 18.16¢/kWh/yr |
| Polar Elite | POLUF21 | 21.0 cu ft | 273 kWh | $50 at 18.16¢/kWh/yr |
| Polar Elite | POLUF21WS | 21.0 cu ft | 273 kWh | $50 at 18.16¢/kWh/yr |
| Dacor | DRR36980*** | 21.6 cu ft | 290 kWh | $53 at 18.16¢/kWh/yr |
| Hotpoint | HCM22QW*WW | 21.7 cu ft | 305 kWh | $55 at 18.16¢/kWh/yr |
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