Sub-Zero DEU2450RO/ Running Cost (Refrigerator)
Sub-Zero DEU2450RO/: running cost
At 168 kWh/yr, the Sub-Zero DEU2450RO/'s ENERGY STAR certification puts it one of the cheaper models in its category to run against every other certified refrigerator.
That $32 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.
How the Sub-Zero DEU2450RO/ compares to other refrigerators
Against the category average of 386 kWh/yr, this model uses 56.5% less, ranking 173 of 4,704 refrigerators tracked here for running cost. 4,704 certified refrigerators, one average, about $41/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Sub-Zero DEU2450RO/ on that list: Sub-Zero DEU2450R/ ($32/yr, 168 kWh/yr) runs slightly less, while Avanti RMRS31X-IS ($32/yr, 169 kWh/yr) runs slightly more.
Within the Sub-Zero lineup
Ranked 3 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).
Cost over its typical lifespan
13 years is NAHB's typical service life for this category; at $32/year, the Sub-Zero DEU2450RO/ adds up to about $411 in electricity over that span.
Is it worth replacing?
Efficient as certified refrigerators go, $32/year is a reasonable baseline if you're comparing what else is on the market.
See what else is certified in this category before you decide.
If you're keeping it
$32/year to run is the predictable cost of the Sub-Zero DEU2450RO/; a protection plan covers the unpredictable one, a repair bill.
How this was checked
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. The full Refrigerator category page shows all 4,704 refrigerators ranked by cost; the state-rate guide covers the half of this number that isn't the appliance.