What the Insignia NS-DH35WH7 costs to run
The Insignia NS-DH35WH7 is certified by ENERGY STAR at 383 kWh a year, about average for its category to run among dehumidifiers currently certified.
That $72 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 Insignia NS-DH35WH7 compares to other dehumidifiers
The category average is 378 kWh/yr; this model runs 1.3% above it, ranking 340 of 546 dehumidifiers tracked here for running cost. 546 certified dehumidifiers, one average, about $1/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Insignia NS-DH35WH7 on that list: For living FDA35CBWCM ($72/yr, 383 kWh/yr) runs slightly less, while Insignia NS-DH35WH7-C ($72/yr, 383 kWh/yr) runs slightly more.
Within the Insignia lineup
Of the 4 ENERGY STAR certified dehumidifiers Insignia makes, the NS-DH35WH7 is the cheapest to run, $24/year less than Insignia's priciest, the NS-DH50WH7-C.
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.
Weighing a replacement
Efficient as certified dehumidifiers go, $72/year is a reasonable baseline if you're comparing what else is on the market.
Worth comparing a few current certified models before deciding.
If you're keeping it
Whether or not the Insignia NS-DH35WH7 ever needs replacing, a repair is the more common failure for a dehumidifier, one a protection plan budgets for ahead of time.
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 340 of 546, the Insignia NS-DH35WH7 sits in the middle of the dehumidifier category, see the guide to why your state changes this number for the other half of the math.