Sub-Zero ID-30C Running Cost (Refrigerator)
Running cost for the Sub-Zero ID-30C
ENERGY STAR certifies the Sub-Zero ID-30C at 374 kWh/yr, about average for its category to run for its category.
That $70 is priced at 18.8¢/kWh, the average of all 51 state rates this site tracks. Your own state's rate is one click away.
Efficient, or not, for a refrigerator
Against the category average of 386 kWh/yr, this model uses 3.1% less, ranking 2,745 of 4,704 refrigerators tracked here for running cost. That average is drawn from all 4,704 refrigerators ENERGY STAR currently certifies, not an outside number, a $2/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the Sub-Zero ID-30C: Magic Chef MCBM920W1 ($70/yr, 374 kWh/yr), then Whirlpool URBC5024PZ ($71/yr, 376 kWh/yr).
Same brand, different models
Ranked 17 of Sub-Zero's 26 certified refrigerators, this sits between the DEU2450R/ADA/ ($30/yr, the brand's cheapest) and the CL4850S/S/ ($140/yr, its priciest).
Sub-Zero ID-30C over 13 years
Over the 13-year service life NAHB reports for this category, running the Sub-Zero ID-30C costs roughly $914 in electricity, separate from the purchase price.
Shopping for a new one
Efficient as certified refrigerators go, $70/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified refrigerators before buying.
If you're keeping it
A refrigerator like the Sub-Zero ID-30C is a real household expense whether or not it needs replacing yet; a protection plan is one way to budget for a repair rather than a full replacement.
Where this number comes from
Nothing here is estimated from a nameplate wattage; the 374 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 2,745 of 4,704 for running cost, see the refrigerator category page for the rest of the field, or the guide to how much your state matters.