What the Rheem PROUH50 T2 RH350UM costs to run
ENERGY STAR certifies the Rheem PROUH50 T2 RH350UM at 915 kWh/yr, cheaper than most models in its category to run for its category.
That $172 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 PROUH50 T2 RH350UM compares to other electric water heaters
Against the category average of 1,105 kWh/yr, this model uses 17.2% less, ranking 199 of 596 electric water heaters tracked here for running cost. 596 certified electric water heaters, one average, about $36/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Rheem PROUH50 T2 RH350UM on that list: Rheem PROUH50 T2 RH350BM ($172/yr, 915 kWh/yr) runs slightly less, while Ruud PRO H50 T2 RU310BM ($172/yr, 915 kWh/yr) runs slightly more.
Within the Rheem lineup
Ranked 41 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).
Rheem PROUH50 T2 RH350UM 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 Rheem PROUH50 T2 RH350UM that long and it costs about $1,892 in electricity, on top of whatever it cost to buy.
Shopping for a new one
Efficient as certified electric water heaters go, $172/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
The Rheem PROUH50 T2 RH350UM already costs $172/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
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 915 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.