Running cost for the KOSTCH KOS-24DWN03M-W
The KOSTCH KOS-24DWN03M-W is certified by ENERGY STAR at 240 kWh a year, about average for its category to run among dishwashers currently certified.
That $45 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 KOSTCH KOS-24DWN03M-W compares to other dishwashers
The category average is 232 kWh/yr; this model runs 3.4% above it, ranking 644 of 737 dishwashers tracked here for running cost. 737 certified dishwashers, one average, about $2/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the KOSTCH KOS-24DWN03M-W on that list: KOSTCH KOS-24DWN03M-S ($45/yr, 240 kWh/yr) runs slightly less, while KOSTCH KOS-24DWN06H ($45/yr, 240 kWh/yr) runs slightly more.
Same brand, different models
Ranked 15 of KOSTCH's 20 certified dishwashers, this sits between the KOS-24DWH03M ($45/yr, the brand's cheapest) and the KOS-24DWN06H-W ($45/yr, its priciest).
What this adds up to over time
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the KOSTCH KOS-24DWN03M-W that long and it costs about $406 in electricity, on top of whatever it cost to buy.
Shopping for a new one
Efficient as certified dishwashers go, $45/year is a reasonable baseline if you're comparing what else is on the market.
Worth comparing a few current certified models before deciding.
If you're keeping it
Whether or not the KOSTCH KOS-24DWN03M-W ever needs replacing, a repair is the more common failure for a dishwasher, one a protection plan budgets for ahead of time.
How this was checked
Nothing here is estimated from a nameplate wattage; the 240 kWh/yr is ENERGY STAR's own certified figure for this model. The full Dishwasher category page shows all 737 dishwashers ranked by cost; the state-rate guide covers the half of this number that isn't the appliance.