Rheem ECE H40 T2 RH310BM Running Cost (Electric Water…
Running cost for the Rheem ECE H40 T2 RH310BM
ENERGY STAR certifies the Rheem ECE H40 T2 RH310BM at 879 kWh/yr, cheaper than most models in its category to run for its category.
That $165 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.
How the Rheem ECE H40 T2 RH310BM compares to other electric water heaters
Against the category average of 1,105 kWh/yr, this model uses 20.5% less, ranking 116 of 596 electric water heaters tracked here for running cost. 596 certified electric water heaters, one average, about $42/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Rheem ECE H40 T2 RH310BM on that list: Rheem CPROPH40 T2 RH350BM ($165/yr, 879 kWh/yr) runs slightly less, while Rheem ECEPH40 T2 RH350BM ($165/yr, 879 kWh/yr) runs slightly more.
Comparing Rheem's own models
Ranked 21 of Rheem's 77 certified electric water heaters, this sits between the PROPH40 T0 RH120-M ($147/yr, the brand's cheapest) and the XE80T10HMS00U0 ($264/yr, its priciest).
What this adds up to over time
Over the 11-year service life NAHB reports for this category, running the Rheem ECE H40 T2 RH310BM costs roughly $1,818 in electricity, separate from the purchase price.
Is it worth replacing?
Efficient as certified electric water heaters go, $165/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified electric water heaters before buying.
If you're keeping it
$165/year to run is the predictable cost of the Rheem ECE H40 T2 RH310BM; a protection plan covers the unpredictable one, a repair bill.
How this was checked
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 879 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.