Rinnai REHP80BM Running Cost (Electric Water Heater)
Rinnai REHP80BM: running cost
ENERGY STAR certifies the Rinnai REHP80BM 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 352 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 REHP80 ($230/yr, 1,225 kWh/yr), and one step pricier is Rinnai REHP80C ($230/yr, 1,225 kWh/yr).
Within the Rinnai lineup
Rinnai makes 15 ENERGY STAR certified electric water heaters; this one ranks 7 of 15 for running cost, between the brand's cheapest, the REHP50 at $159/yr, and its priciest, the REHP65C at $233/yr.
Rinnai REHP80BM 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 Rinnai REHP80BM that long and it costs about $2,533 in electricity, on top of whatever it cost to buy.
Weighing a replacement
At $230/year, this is on the expensive side for a electric water heater; the cheapest certified model in this category runs about $121/year, worth knowing before buying either the Rinnai REHP80BM or its replacement.
Worth comparing a few current certified models before deciding.
Protecting what you have
Whether or not the Rinnai REHP80BM 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
Ranked 352 of 596, the Rinnai REHP80BM sits in the middle of the electric water heater category, see the guide to why your state changes this number for the other half of the math. The 1,225 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.