Running cost for the A. O. Smith HPACO-45C 1**+AXST-50TCTTP 1**
At 923 kWh/yr, the A. O. Smith HPACO-45C 1**+AXST-50TCTTP 1**'s ENERGY STAR certification puts it cheaper than most models in its category to run against every other certified electric water heater.
The $174 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 16.5% below the electric water heater category average of 1,105 kWh/yr, and ranks 212 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 $34/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 HPACO-45C 1**+AXST-50TC 1** ($174/yr, 923 kWh/yr), and one step pricier is American MHPCO-45 1**+MXST-50S 1** ($174/yr, 923 kWh/yr).
Same brand, different models
A. O. Smith makes 61 ENERGY STAR certified electric water heaters; this one ranks 24 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 HPACO-45C 1**+AXST-50TCTTP 1** 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 HPACO-45C 1**+AXST-50TCTTP 1** that long and it costs about $1,909 in electricity, on top of whatever it cost to buy.
Weighing a replacement
The A. O. Smith HPACO-45C 1**+AXST-50TCTTP 1** is already efficient for its category at $174/year. If you're shopping and comparing options, this is roughly what a well-chosen new electric water heater costs to run.
See what else is certified in this category before you decide.
Protecting what you have
The A. O. Smith HPACO-45C 1**+AXST-50TCTTP 1** already costs $174/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
The data behind this page
Nothing here is estimated from a nameplate wattage; the 923 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 212 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.