Rheem PROPH50 T2 RH400-30 Running Cost (Electric Water…
Rheem PROPH50 T2 RH400-30: running cost
At 846 kWh/yr, the Rheem PROPH50 T2 RH400-30's ENERGY STAR certification puts it cheaper than most models in its category to run against every other certified electric water heater.
The $159 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 23.4% below the electric water heater category average of 1,105 kWh/yr, and ranks 47 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 $49/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 Rheem PROPH50 T2 RH375-30 ($159/yr, 846 kWh/yr), and one step pricier is Rheem PROPH50 T2 RH400-SO ($159/yr, 846 kWh/yr).
Comparing Rheem's own models
Rheem makes 77 ENERGY STAR certified electric water heaters; this one ranks 14 of 77 for running cost, between the brand's cheapest, the PROPH40 T0 RH120-M at $147/yr, and its priciest, the XE80T10HMS00U0 at $264/yr.
What this adds up to over time
11 years is NAHB's typical service life for this category; at $159/year, the Rheem PROPH50 T2 RH400-30 adds up to about $1,750 in electricity over that span.
Weighing a replacement
The Rheem PROPH50 T2 RH400-30 is already efficient for its category at $159/year. If you're shopping and comparing options, this is roughly what a well-chosen new electric water heater costs to run.
See what else is certified in this category before you decide.
Protecting what you have
Whether or not the Rheem PROPH50 T2 RH400-30 ever needs replacing, a repair is the more common failure for a electric water heater, one a protection plan budgets for ahead of time.
The data behind this page
Nothing here is estimated from a nameplate wattage; the 846 kWh/yr is ENERGY STAR's own certified figure for this model. 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.