Running cost for the Cove DW2451
The Cove DW2451 is certified by ENERGY STAR at 231 kWh a year, about average for its category to run among dishwashers currently certified.
The $43 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Cove DW2451 against the category
That's 0.4% below the dishwasher category average of 232 kWh/yr, and ranks 179 of 737 certified dishwashers for annual running cost, 1 being cheapest. The category average comes from every dishwasher ENERGY STAR currently certifies (737 models), not an outside benchmark, about $0/year below that average at the national rate. See the methodology page.
What sits beside it in the ranking
AEG F8242FI ($44/yr, 234 kWh/yr) costs a little more to run than the Cove DW2451. Viking Range, LLC VDWU724SS ($43/yr, 230 kWh/yr) costs a little less.
Same brand, different models
Among Cove's 2 certified dishwashers, this is the priciest to run, $1/year over the DW2451/ADA, the brand's cheapest.
What this adds up to over time
Over the 9-year service life NAHB reports for this category, running the Cove DW2451 costs roughly $391 in electricity, separate from the purchase price.
Is it worth replacing?
The Cove DW2451 is already efficient for its category at $43/year. If you're shopping and comparing options, this is roughly what a well-chosen new dishwasher costs to run.
Worth comparing a few current certified models before deciding.
Protecting what you have
The Cove DW2451 already costs $43/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
Sourcing
Nothing here is estimated from a nameplate wattage; the 231 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 179 of 737 for running cost, see the dishwasher category page for the rest of the field, or the guide to how much your state matters.