A. O. Smith HP1050H45DVCTA-1 Running Cost (Electric Water…
A. O. Smith HP1050H45DVCTA-1: running cost
The A. O. Smith HP1050H45DVCTA-1 is certified by ENERGY STAR at 902 kWh a year, cheaper than most models in its category to run among electric water heaters currently certified.
That $170 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 HP1050H45DVCTA-1 compares to other electric water heaters
Against the category average of 1,105 kWh/yr, this model uses 18.4% less, ranking 156 of 596 electric water heaters tracked here for running cost. 596 certified electric water heaters, one average, about $38/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the A. O. Smith HP1050H45DVCTA-1 on that list: A. O. Smith HP1050H45DV 1 ($170/yr, 902 kWh/yr) runs slightly less, while A. O. Smith HPA10-40H45DV 2 ($170/yr, 902 kWh/yr) runs slightly more.
Comparing A. O. Smith's own models
Ranked 9 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 HP1050H45DVCTA-1 that long and it costs about $1,865 in electricity, on top of whatever it cost to buy.
Is it worth replacing?
Efficient as certified electric water heaters go, $170/year is a reasonable baseline if you're comparing what else is on the market.
See what else is certified in this category before you decide.
If you're keeping it
At $170/year just to run, a electric water heater is worth protecting against an unplanned repair bill on top of that.
How this was checked
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. At rank 156 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.