Richmond 10E80-HP120MS Running Cost (Electric Water Heater)
What the Richmond 10E80-HP120MS costs to run
ENERGY STAR certifies the Richmond 10E80-HP120MS at 1,403 kWh/yr, one of the more expensive models in its category to run for its category.
That $264 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 27% above it, ranking 561 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 $56/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 Richmond 10E80-HP120MS: Richmond 10E80-HP120M ($264/yr, 1,403 kWh/yr), then Ruud PROUH80 T0 RU120-M ($264/yr, 1,403 kWh/yr).
Same brand, different models
Of the 28 ENERGY STAR certified electric water heaters Richmond makes, the 10E80-HP120MS costs the most to run, $143/year more than Richmond's cheapest, the 10CE40-HP5U15.
Richmond 10E80-HP120MS over 11 years
11 years is NAHB's typical service life for this category; at $264/year, the Richmond 10E80-HP120MS adds up to about $2,901 in electricity over that span.
Shopping for a new one
The Richmond 10E80-HP120MS runs above its category average. If the electric water heater you actually own is older still, likely well past ENERGY STAR's efficiency baseline when it was made, a current certified model could cost meaningfully less than this model's $264/year every year.
Compare current ENERGY STAR certified electric water heaters before buying.
If you're keeping it
Whether or not the Richmond 10E80-HP120MS ever needs replacing, a repair is the more common failure for a electric water heater, one a protection plan budgets for ahead of time.
Where this number comes from
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 1,403 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.