What the OMNImax 3760-427 costs to run
ENERGY STAR certifies the OMNImax 3760-427 at 369 kWh/yr, about average for its category to run for its category.
That $69 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 refrigerator
Against the category average of 386 kWh/yr, this model uses 4.4% less, ranking 2,705 of 4,704 refrigerators tracked here for running cost. That average is drawn from all 4,704 refrigerators ENERGY STAR currently certifies, not an outside number, a $3/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 OMNImax 3760-427: OMNImax 3760-426 ($69/yr, 369 kWh/yr), then Seasons MSTF18**** ($69/yr, 369 kWh/yr).
Comparing OMNImax's own models
Ranked 5 of OMNImax's 16 certified refrigerators, this sits between the 3730-937 ($40/yr, the brand's cheapest) and the 3760-675 ($111/yr, its priciest).
OMNImax 3760-427 over 13 years
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the OMNImax 3760-427 that long and it costs about $902 in electricity, on top of whatever it cost to buy.
Weighing a replacement
Efficient as certified refrigerators go, $69/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
The OMNImax 3760-427 already costs $69/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
Where this number comes from
Ranked 2,705 of 4,704, the OMNImax 3760-427 sits in the middle of the refrigerator category, see the guide to why your state changes this number for the other half of the math. The 369 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.