What the Summit LBF12B costs to run
The Summit LBF12B is certified by ENERGY STAR at 399 kWh a year, about average for its category to run among refrigerators currently certified.
The $75 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Summit LBF12B against the category
That's 3.4% above the refrigerator category average of 386 kWh/yr, and ranks 2,937 of 4,704 certified refrigerators for annual running cost, 1 being cheapest. The category average comes from every refrigerator ENERGY STAR currently certifies (4,704 models), not an outside benchmark, about $2/year above that average at the national rate. See the methodology page.
What sits beside it in the ranking
Summit LBF12PL ($75/yr, 399 kWh/yr) costs a little more to run than the Summit LBF12B. Summit FFBF124SS ($75/yr, 399 kWh/yr) costs a little less.
Comparing Summit's own models
Summit makes 148 ENERGY STAR certified refrigerators; this one ranks 93 of 148 for running cost, between the brand's cheapest, the ADRD15 at $48/yr, and its priciest, the S4D18WIM at $102/yr.
What this adds up to over time
Over the 13-year service life NAHB reports for this category, running the Summit LBF12B costs roughly $975 in electricity, separate from the purchase price.
Shopping for a new one
The Summit LBF12B is already efficient for its category at $75/year. If you're shopping and comparing options, this is roughly what a well-chosen new refrigerator costs to run.
Worth comparing a few current certified models before deciding.
Protecting what you have
$75/year to run is the predictable cost of the Summit LBF12B; a protection plan covers the unpredictable one, a repair bill.
Sourcing
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 399 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.