Friedrich PROH50 T2 FD400-30 Running Cost (Electric Water…
Running cost for the Friedrich PROH50 T2 FD400-30
ENERGY STAR certifies the Friedrich PROH50 T2 FD400-30 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 36 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 Friedrich PROH50 T2 FD400-30: Rinnai REHP50C ($159/yr, 844 kWh/yr), then Friedrich PROH50 T2 FD400-SO ($159/yr, 846 kWh/yr).
Comparing Friedrich's own models
Ranked 3 of Friedrich's 29 certified electric water heaters, this sits between the PROH40 T0 FD120-M ($147/yr, the brand's cheapest) and the PROH80 T0 FD120-MSO ($264/yr, its priciest).
What this adds up to over time
NAHB's Study of Life Expectancy of Home Components puts a typical electric water heater's service life at 11 years; run the Friedrich PROH50 T2 FD400-30 that long and it costs about $1,750 in electricity, on top of whatever it cost to buy.
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.
Compare current ENERGY STAR certified electric water heaters before buying.
If you're keeping it
A electric water heater like the Friedrich PROH50 T2 FD400-30 is a real household expense whether or not it needs replacing yet; a protection plan is one way to budget for a repair rather than a full replacement.
Where this number comes from
Ranked 36 of 596, the Friedrich PROH50 T2 FD400-30 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.