Running cost for the BLACK+DECKER BDW500MHS
At 240 kWh/yr, the BLACK+DECKER BDW500MHS's ENERGY STAR certification puts it about average for its category to run against every other certified dishwasher.
The $45 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 3.4% above the dishwasher category average of 232 kWh/yr, and ranks 390 of 737 certified dishwashers for annual running cost, 1 being cheapest. Every one of the 737 currently-certified dishwashers feeds that average, putting this model about $2/year over it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among dishwashers, one step cheaper is BLACK+DECKER BDW400MS ($45/yr, 240 kWh/yr), and one step pricier is BLACK+DECKER BPD8B ($45/yr, 240 kWh/yr).
Within the BLACK+DECKER lineup
BLACK+DECKER makes 9 ENERGY STAR certified dishwashers; this one ranks 7 of 9 for running cost, between the brand's cheapest, the BCD6SD at $29/yr, and its priciest, the BPD8W at $45/yr.
BLACK+DECKER BDW500MHS over 9 years
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the BLACK+DECKER BDW500MHS that long and it costs about $406 in electricity, on top of whatever it cost to buy.
Shopping for a new one
The BLACK+DECKER BDW500MHS is already efficient for its category at $45/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
At $45/year just to run, a dishwasher is worth protecting against an unplanned repair bill on top of that.
The data behind this page
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. Ranked 390 of 737, the BLACK+DECKER BDW500MHS 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.