GE GDT565H*Y***: running cost
At 240 kWh/yr, the GE GDT565H*Y***'s ENERGY STAR certification puts it about average for its category to run against every other certified dishwasher.
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.
Efficient, or not, for a dishwasher
The category average is 232 kWh/yr; this model runs 3.4% above it, ranking 544 of 737 dishwashers tracked here for running cost. That average is drawn from all 737 dishwashers ENERGY STAR currently certifies, not an outside number, a $2/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the GE GDT565H*Y***: GE GDT55***R*** ($45/yr, 240 kWh/yr), then GE GDT585H*Y*** ($45/yr, 240 kWh/yr).
Same brand, different models
Ranked 29 of GE's 41 certified dishwashers, this sits between the GBF180S*M*** ($44/yr, the brand's cheapest) and the UDT16***V*** ($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 GE GDT565H*Y*** 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.
See what else is certified in this category before you decide.
If you're keeping it
Whether or not the GE GDT565H*Y*** ever needs replacing, a repair is the more common failure for a dishwasher, one a protection plan budgets for ahead of time.
Where this number comes from
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. At rank 544 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.