A. O. Smith HPSN10-66H45DV 2 Running Cost (Electric Water…
What the A. O. Smith HPSN10-66H45DV 2 costs to run
The A. O. Smith HPSN10-66H45DV 2 is certified by ENERGY STAR at 1,233 kWh a year, more expensive than most models in its category to run among electric water heaters currently certified.
That $232 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 A. O. Smith HPSN10-66H45DV 2 compares to other electric water heaters
The category average is 1,105 kWh/yr; this model runs 11.6% above it, ranking 361 of 596 electric water heaters tracked here for running cost. 596 certified electric water heaters, one average, about $24/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the A. O. Smith HPSN10-66H45DV 2 on that list: A. O. Smith HPS10-66H45DV 2 ($232/yr, 1,233 kWh/yr) runs slightly less, while A. O. Smith HPTS-66 2 ($232/yr, 1,233 kWh/yr) runs slightly more.
Same brand, different models
Ranked 27 of A. O. Smith's 61 certified electric water heaters, this sits between the HPS10-50H45DV 2 ($156/yr, the brand's cheapest) and the HPV10-80H01DV 2 ($311/yr, its priciest).
What this adds up to over time
NAHB's Study of Life Expectancy of Home Components puts a typical electric water heater's service life at 11 years; run the A. O. Smith HPSN10-66H45DV 2 that long and it costs about $2,550 in electricity, on top of whatever it cost to buy.
Weighing a replacement
The A. O. Smith HPSN10-66H45DV 2 runs above its category average. If the electric water heater you actually own is older still, likely well past ENERGY STAR's efficiency baseline when it was made, a current certified model could cost meaningfully less than this model's $232/year every year.
Worth comparing a few current certified models before deciding.
If you're keeping it
$232/year to run is the predictable cost of the A. O. Smith HPSN10-66H45DV 2; a protection plan covers the unpredictable one, a repair bill.
How this was checked
Nothing here is estimated from a nameplate wattage; the 1,233 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 361 of 596 for running cost, see the electric water heater category page for the rest of the field, or the guide to how much your state matters.