Rheem PROPH40 T0 RH120-M Running Cost (Electric Water…
What the Rheem PROPH40 T0 RH120-M costs to run
ENERGY STAR certifies the Rheem PROPH40 T0 RH120-M at 780 kWh/yr, one of the cheaper models in its category to run for its category.
The $147 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 29.4% below the electric water heater category average of 1,105 kWh/yr, and ranks 11 of 596 certified electric water heaters for annual running cost, 1 being cheapest. Every one of the 596 currently-certified electric water heaters feeds that average, putting this model about $61/year under it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among electric water heaters, one step cheaper is Friedrich PROH40 T0 FD120-MSO ($147/yr, 780 kWh/yr), and one step pricier is Rheem PROPH40 T0 RH120-MSO ($147/yr, 780 kWh/yr).
Same brand, different models
Rheem sells 77 certified electric water heaters; this one runs cheapest of them, $117/year under the XE80T10HMS00U0, its priciest.
What this adds up to over time
11 years is NAHB's typical service life for this category; at $147/year, the Rheem PROPH40 T0 RH120-M adds up to about $1,613 in electricity over that span.
Is it worth replacing?
The Rheem PROPH40 T0 RH120-M is already efficient for its category at $147/year. If you're shopping and comparing options, this is roughly what a well-chosen new electric water heater costs to run.
Worth comparing a few current certified models before deciding.
Protecting what you have
$147/year to run is the predictable cost of the Rheem PROPH40 T0 RH120-M; a protection plan covers the unpredictable one, a repair bill.
The data behind this page
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. At rank 11 of 596 for running cost, see the electric water heater category page for the rest of the field, or the guide to how much your state matters.