What the fridgemaster FMDH35KX costs to run
ENERGY STAR certifies the fridgemaster FMDH35KX at 363 kWh/yr, about average for its category to run for its category.
The $68 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
fridgemaster FMDH35KX against the category
That's 4% below the dehumidifier category average of 378 kWh/yr, and ranks 291 of 546 certified dehumidifiers for annual running cost, 1 being cheapest. The category average comes from every dehumidifier ENERGY STAR currently certifies (546 models), not an outside benchmark, about $3/year below that average at the national rate. See the methodology page.
What sits beside it in the ranking
Hisense ADH35K26 ($68/yr, 363 kWh/yr) costs a little more to run than the fridgemaster FMDH35KX. Waykar CHWA120E ($68/yr, 360 kWh/yr) costs a little less.
Within the fridgemaster lineup
fridgemaster sells 2 certified dehumidifiers; this one runs cheapest of them, $31/year under the FMDH50PJX, its priciest.
Lifespan
NAHB's Study of Life Expectancy of Home Components does not publish a figure for dehumidifiers, so no lifetime cost is shown here rather than a guessed one. The annual and monthly figures above stand on their own.
Is it worth replacing?
The fridgemaster FMDH35KX is already efficient for its category at $68/year. If you're shopping and comparing options, this is roughly what a well-chosen new dehumidifier costs to run.
See what else is certified in this category before you decide.
Protecting what you have
At $68/year just to run, a dehumidifier is worth protecting against an unplanned repair bill on top of that.
Sourcing
The full Dehumidifier category page shows all 546 dehumidifiers ranked by cost; the state-rate guide covers the half of this number that isn't the appliance. The 363 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.