A. O. Smith HPA10-50H45DV 2 Running Cost (Electric Water…
A. O. Smith HPA10-50H45DV 2: running cost
At 883 kWh/yr, the A. O. Smith HPA10-50H45DV 2's ENERGY STAR certification puts it cheaper than most models in its category to run against every other certified electric water heater.
The $166 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 20.1% below the electric water heater category average of 1,105 kWh/yr, and ranks 127 of 596 certified electric water heaters for annual running cost, 1 being cheapest. Every one of the 596 currently-certified electric water heaters feeds that average, putting this model about $42/year under it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among electric water heaters, one step cheaper is A. O. Smith CAHP-50 2 ($166/yr, 883 kWh/yr), and one step pricier is A. O. Smith HPTA-50 2 ($166/yr, 883 kWh/yr).
Same brand, different models
A. O. Smith makes 61 ENERGY STAR certified electric water heaters; this one ranks 5 of 61 for running cost, between the brand's cheapest, the HPS10-50H45DV 2 at $156/yr, and its priciest, the HPV10-80H01DV 2 at $311/yr.
A. O. Smith HPA10-50H45DV 2 over 11 years
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 HPA10-50H45DV 2 that long and it costs about $1,826 in electricity, on top of whatever it cost to buy.
Weighing a replacement
The A. O. Smith HPA10-50H45DV 2 is already efficient for its category at $166/year. If you're shopping and comparing options, this is roughly what a well-chosen new electric water heater costs to run.
Compare current ENERGY STAR certified electric water heaters before buying.
Protecting what you have
Whether or not the A. O. Smith HPA10-50H45DV 2 ever needs replacing, a repair is the more common failure for a electric water heater, one a protection plan budgets for ahead of time.
The data behind this page
The full Electric Water Heater category page shows all 596 electric water heaters ranked by cost; the state-rate guide covers the half of this number that isn't the appliance. The 883 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.