Rheem CXE50T10H45U1 Running Cost (Electric Water Heater)
Rheem CXE50T10H45U1: running cost
ENERGY STAR certifies the Rheem CXE50T10H45U1 at 846 kWh/yr, cheaper than most models in its category to run for its category.
That $159 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
Against the category average of 1,105 kWh/yr, this model uses 23.4% less, ranking 41 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 $49/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 Rheem CXE50T10H45U1: Rheem CPROPH50 T2 RH400-SO ($159/yr, 846 kWh/yr), then Rheem CXE50T10HS45U1 ($159/yr, 846 kWh/yr).
Comparing Rheem's own models
Ranked 8 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 CXE50T10H45U1 over 11 years
11 years is NAHB's typical service life for this category; at $159/year, the Rheem CXE50T10H45U1 adds up to about $1,750 in electricity over that span.
Is it worth replacing?
Efficient as certified electric water heaters go, $159/year is a reasonable baseline if you're comparing what else is on the market.
See what else is certified in this category before you decide.
If you're keeping it
$159/year to run is the predictable cost of the Rheem CXE50T10H45U1; a protection plan covers the unpredictable one, a repair bill.
Where this number comes from
Ranked 41 of 596, the Rheem CXE50T10H45U1 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 846 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.