Running cost for the BANGSON US-BSR-100-2
ENERGY STAR certifies the BANGSON US-BSR-100-2 at 218 kWh/yr, one of the cheaper models in its category to run for its category.
That $41 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 43.5% less, ranking 607 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 $32/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 BANGSON US-BSR-100-2: BANGSON US-BSR-100-1 ($41/yr, 218 kWh/yr), then BANGSON US-BSR-100-3 ($41/yr, 218 kWh/yr).
Same brand, different models
Ranked 18 of BANGSON's 53 certified refrigerators, this sits between the US-BSR-003 ($39/yr, the brand's cheapest) and the US-BSR-309 ($61/yr, its priciest).
What this adds up to over time
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the BANGSON US-BSR-100-2 that long and it costs about $533 in electricity, on top of whatever it cost to buy.
Shopping for a new one
Efficient as certified refrigerators go, $41/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
A refrigerator like the BANGSON US-BSR-100-2 is a real household expense whether or not it needs replacing yet; a protection plan is one way to budget for a repair rather than a full replacement.
Where this number comes from
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. Ranked 607 of 4,704, the BANGSON US-BSR-100-2 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.