Running cost for the Rinnai REHP80C
ENERGY STAR certifies the Rinnai REHP80C at 1,225 kWh/yr, more expensive than most models in its category to run for its category.
The $230 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 10.9% above the electric water heater category average of 1,105 kWh/yr, and ranks 353 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 $23/year over 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 Rinnai REHP80BM ($230/yr, 1,225 kWh/yr), and one step pricier is Midea CAN3-RSJ-15/300RDVN3-L4 ($231/yr, 1,230 kWh/yr).
Same brand, different models
Rinnai makes 15 ENERGY STAR certified electric water heaters; this one ranks 8 of 15 for running cost, between the brand's cheapest, the REHP50 at $159/yr, and its priciest, the REHP65C at $233/yr.
What this adds up to over time
11 years is NAHB's typical service life for this category; at $230/year, the Rinnai REHP80C adds up to about $2,533 in electricity over that span.
Weighing a replacement
Running above the category average, $230/year is exactly the kind of number that makes a newer, more efficient model pay for itself faster.
Worth comparing a few current certified models before deciding.
Protecting what you have
The Rinnai REHP80C already costs $230/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 1,225 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 353 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.