What the Insignia NS-CF17BK9-C costs to run
At 245 kWh/yr, the Insignia NS-CF17BK9-C's ENERGY STAR certification puts it one of the cheaper models in its category to run against every other certified refrigerator.
That $46 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-CF17BK9-C compares to other refrigerators
Against the category average of 386 kWh/yr, this model uses 36.5% less, ranking 1,021 of 4,704 refrigerators tracked here for running cost. 4,704 certified refrigerators, one average, about $27/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Insignia NS-CF17BK9-C on that list: Insignia NS-CF17BK9 ($46/yr, 245 kWh/yr) runs slightly less, while Kalamazoo Outdoor Gourmet UKS24A*1-5-**** ($46/yr, 245 kWh/yr) runs slightly more.
Same brand, different models
Ranked 30 of Insignia's 92 certified refrigerators, this sits between the NS-WC14SS3 ($23/yr, the brand's cheapest) and the NS-RBM18WH0-C ($88/yr, its priciest).
Insignia NS-CF17BK9-C over 13 years
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the Insignia NS-CF17BK9-C that long and it costs about $599 in electricity, on top of whatever it cost to buy.
Shopping for a new one
Efficient as certified refrigerators go, $46/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-CF17BK9-C ever needs replacing, a repair is the more common failure for a refrigerator, one a protection plan budgets for ahead of time.
How this was checked
The full Refrigerator category page shows all 4,704 refrigerators ranked by cost; the state-rate guide covers the half of this number that isn't the appliance. The 245 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.