Running cost for the Bosch DWHD660EFP
The Bosch DWHD660EFP 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 Bosch DWHD660EFP compares to other dishwashers
The category average is 232 kWh/yr; this model runs 3.4% above it, ranking 394 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 Bosch DWHD660EFP on that list: Bosch DWHD640EFP ($45/yr, 240 kWh/yr) runs slightly less, while Bosch DWHD661EFP ($45/yr, 240 kWh/yr) runs slightly more.
Same brand, different models
Ranked 12 of Bosch's 55 certified dishwashers, this sits between the DWHD661EFP ($40/yr, the brand's cheapest) and the SPX68C*** ($45/yr, its priciest).
Cost over its typical lifespan
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the Bosch DWHD660EFP that long and it costs about $406 in electricity, on top of whatever it cost to buy.
Weighing a replacement
Efficient as certified dishwashers go, $45/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified dishwashers before buying.
If you're keeping it
The Bosch DWHD660EFP already costs $45/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
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. Ranked 394 of 737, the Bosch DWHD660EFP sits in the middle of the dishwasher category, see the guide to why your state changes this number for the other half of the math.