Rinnai REHP65BM Running Cost (Electric Water Heater)
Rinnai REHP65BM: running cost
At 1,240 kWh/yr, the Rinnai REHP65BM's ENERGY STAR certification puts it more expensive than most models in its category to run against every other certified electric water heater.
That $233 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.
Efficient, or not, for a electric water heater
The category average is 1,105 kWh/yr; this model runs 12.2% above it, ranking 411 of 596 electric water heaters tracked here for running cost. That average is drawn from all 596 electric water heaters ENERGY STAR currently certifies, not an outside number, a $25/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the Rinnai REHP65BM: Rinnai REHP65 ($233/yr, 1,240 kWh/yr), then Rinnai REHP65C ($233/yr, 1,240 kWh/yr).
Within the Rinnai lineup
Ranked 14 of Rinnai's 15 certified electric water heaters, this sits between the REHP50 ($159/yr, the brand's cheapest) and the REHP65C ($233/yr, its priciest).
Cost over its typical lifespan
11 years is NAHB's typical service life for this category; at $233/year, the Rinnai REHP65BM adds up to about $2,564 in electricity over that span.
Is it worth replacing?
At $233/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 REHP65BM or its replacement.
See what else is certified in this category before you decide.
If you're keeping it
A electric water heater like the Rinnai REHP65BM is a real household expense whether or not it needs replacing yet; a protection plan is one way to budget for a repair rather than a full replacement.
Where this number comes from
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. 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.