Sub-Zero DEC3050R/L
Not ENERGY STAR certified
Single-door refrigerator, no freezer · 17.5 cu ft
Inthis refrigerator costs
about $5 a month
$60 a year
An estimate at your state's average rate — not a guarantee of your bill.
The yellow sticker says $46 a year.
You'll pay $13 more.
Sticker uses 14¢ per kWh. The U.S. average is 18.0¢ per kWh.
Energy use
332 kWh a year
vs similar single-door refrigerator, no freezer
+13%
Cheaper refrigerators, same size
ENERGY STAR lists 4 other certified models at the same 332 kWh a year, size and type, so everything on this page applies to them too.
Cheaper to run, same size
- Fisher & Paykel RS30SHESingle-door refrigerator, no freezer · 16.7 cu ft$24
- Frigidaire GRDA1911ASingle-door refrigerator, no freezer · 18.8 cu ft$39
- Frigidaire FPRU19F8WSingle-door refrigerator, no freezer · 18.9 cu ft$39
- Frigidaire PRDA1922ASingle-door refrigerator, no freezer · 18.9 cu ft$39
A year at the U.S. average residential rate.
Cost in every state
332 kWh a year × each state's average residential rate (EIA 12-month average through July 2026).
| State | Rate | Per year | Per month |
|---|---|---|---|
| Hawaii | 43.7¢ | $145 | about $12 a month |
| California | 33.1¢ | $110 | about $9 a month |
| Massachusetts | 30.4¢ | $101 | about $8 a month |
| Rhode Island | 29.4¢ | $98 | about $8 a month |
| Maine | 29.3¢ | $97 | about $8 a month |
| New York | 28.4¢ | $94 | about $8 a month |
| Connecticut | 28.2¢ | $94 | about $8 a month |
| Alaska | 27.0¢ | $90 | about $7 a month |
| New Hampshire | 26.8¢ | $89 | about $7 a month |
| District of Columbia | 24.2¢ | $80 | about $7 a month |
Show all 52 statesShow fewer
| Vermont | 23.9¢ | $79 | about $7 a month |
|---|---|---|---|
| New Jersey | 23.6¢ | $78 | about $7 a month |
| Maryland | 22.3¢ | $74 | about $6 a month |
| Michigan | 21.0¢ | $70 | about $6 a month |
| Pennsylvania | 20.8¢ | $69 | about $6 a month |
| Illinois | 19.0¢ | $63 | about $5 a month |
| Wisconsin | 18.8¢ | $62 | about $5 a month |
| Ohio | 18.3¢ | $61 | about $5 a month |
| U.S. average | 18.0¢ | $60 | about $5 a month |
| Delaware | 18.0¢ | $60 | about $5 a month |
| Indiana | 17.1¢ | $57 | about $5 a month |
| Virginia | 16.6¢ | $55 | about $5 a month |
| Colorado | 16.6¢ | $55 | about $5 a month |
| Alabama | 16.5¢ | $55 | about $5 a month |
| Minnesota | 16.2¢ | $54 | about $4 a month |
| Texas | 16.0¢ | $53 | about $4 a month |
| South Carolina | 15.7¢ | $52 | about $4 a month |
| West Virginia | 15.7¢ | $52 | about $4 a month |
| Oregon | 15.6¢ | $52 | about $4 a month |
| Arizona | 15.5¢ | $51 | about $4 a month |
| Florida | 15.4¢ | $51 | about $4 a month |
| New Mexico | 15.2¢ | $51 | about $4 a month |
| Kansas | 15.1¢ | $50 | about $4 a month |
| Georgia | 15.1¢ | $50 | about $4 a month |
| Mississippi | 14.9¢ | $50 | about $4 a month |
| North Carolina | 14.9¢ | $49 | about $4 a month |
| South Dakota | 14.3¢ | $47 | about $4 a month |
| Washington | 14.2¢ | $47 | about $4 a month |
| Wyoming | 14.2¢ | $47 | about $4 a month |
| Iowa | 14.1¢ | $47 | about $4 a month |
| Kentucky | 14.0¢ | $46 | about $4 a month |
| Montana | 13.9¢ | $46 | about $4 a month |
| Missouri | 13.9¢ | $46 | about $4 a month |
| Tennessee | 13.7¢ | $45 | about $4 a month |
| Oklahoma | 13.6¢ | $45 | about $4 a month |
| Nevada | 13.6¢ | $45 | about $4 a month |
| Arkansas | 13.5¢ | $45 | about $4 a month |
| Utah | 13.3¢ | $44 | about $4 a month |
| Louisiana | 13.1¢ | $43 | about $4 a month |
| Nebraska | 12.9¢ | $43 | about $4 a month |
| Idaho | 12.7¢ | $42 | about $4 a month |
| North Dakota | 12.5¢ | $42 | about $3 a month |
What the Sub-Zero DEC3050R/L costs where electricity is expensive
At Hawaii's average residential rate of 43.7¢ per kWh, the Sub-Zero DEC3050R/L costs $145 a year — $99 more a year than the label says. The EnergyGuide label estimates $46 a year, because every label in the country is calculated at 14¢ per kWh. At the U.S. average of 18.0¢ per kWh this refrigerator costs $60 a year, and in North Dakota, the cheapest state, $42 a year.
| Where | Rate | Cost a year | vs the label |
|---|---|---|---|
| Hawaii | 43.7¢ per kWh | $145 | +$99 |
| California | 33.1¢ per kWh | $110 | +$64 |
| Massachusetts | 30.4¢ per kWh | $101 | +$54 |
| Rhode Island | 29.4¢ per kWh | $98 | +$51 |
| Maine | 29.3¢ per kWh | $97 | +$51 |
| North Dakota | 12.5¢ per kWh | $42 | −$5 |
Electricity prices: EIA 12-month average through July 2026, residential sector, average revenue per kWh. Label figure calculated at 14¢ per kWh, the rate the FTC requires on labels.
Full specs
At the U.S. average residential rate this one costs $60 a year — about 13% more expensive to run than the average single-door refrigerator, no freezer ($53 a year across 500 certified models).
Every model on this scale is ENERGY STAR certified. Range across 500 single-door refrigerator, no freezers, priced a year at the U.S. average residential rate.
- Brand
- Sub-Zero
- Model number
- DEC3050R/L
- Type
- Single-door refrigerator, no freezer
- Capacity
- 17.5 cu ft
- Annual energy use
- 332 kWh a year
- ENERGY STAR Most Efficient
- No
- Product class
- (3A-BI.) Built-in All-refrigerators - automatic defrost
- Adjusted volume (cu ft)
- 17.5
- EnergyGuide label
- https://haven.subzero.com/AssetLink/8iq31sd21ylrax257xc52t4ho1jeb87h.pdf
Where to buy
We do not sell appliances. These open a search on the retailer's own site.
Common questions
+How much does the Sub-Zero DEC3050R/L cost to run per month?
about $5 a month at the U.S. average residential rate of 18.0¢ per kWh, or $60 a year. Your cost depends on your state's rate — see the table above.
+How many kWh does the Sub-Zero DEC3050R/L use?
332 kWh a year, as the manufacturer filed it with the U.S. Department of Energy, in its compliance certification database.
+Is the Sub-Zero DEC3050R/L energy efficient?
It is not ENERGY STAR certified — it is filed with the U.S. Department of Energy, which every model on sale must be. It uses about 13% more electricity than the average single-door refrigerator, no freezer (average: 295 kWh a year).
+How does the Sub-Zero DEC3050R/L compare to the average refrigerator?
The average single-door refrigerator, no freezer in our database uses 295 kWh a year, costing $53 a year at the U.S. average residential rate. The Sub-Zero DEC3050R/L uses 332 kWh a year, costing $60 a year.
How we calculate this
Annual energy use (332 kWh a year) is the figure the manufacturer filed for this model with the U.S. Department of Energy, in the compliance certification database. Running cost is that figure multiplied by a state's average residential electricity price from the U.S. Energy Information Administration (12-month average through July 2026, average revenue per kWh).
Sources: U.S. DOE compliance certification data, updated fortnightly · U.S. EIA electricity prices, 12-month average through July 2026.