GE GDT66N Running Cost (Dishwasher)
What the GE GDT66N costs to run
ENERGY STAR certifies the GE GDT66N at 240 kWh/yr, about average for its category to run for its category.
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 GE GDT66N compares to other dishwashers
The category average is 232 kWh/yr; this model runs 3.4% above it, ranking 551 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 GE GDT66N on that list: GE GDT65V ($45/yr, 240 kWh/yr) runs slightly less, while GE GDT67V ($45/yr, 240 kWh/yr) runs slightly more.
Within the GE lineup
Ranked 36 of GE's 41 certified dishwashers, this sits between the GBF180SM ($44/yr, the brand's cheapest) and the UDT16V ($45/yr, its priciest).
What this adds up to over time
Over the 9-year service life NAHB reports for this category, running the GE GDT66N costs roughly $406 in electricity, separate from the purchase price.
Is it worth replacing?
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
At $45/year just to run, a dishwasher is worth protecting against an unplanned repair bill on top of that.
How this was checked
Ranked 551 of 737, the GE GDT66N 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. The 240 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.