Running cost for the RELIANCE WATER HEATERS 10-50-DHPTA 2**
The RELIANCE WATER HEATERS 10-50-DHPTA 2** is certified by ENERGY STAR at 883 kWh a year, cheaper than most models in its category to run among electric water heaters currently certified.
That $166 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 20.1% less, ranking 132 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 $42/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 RELIANCE WATER HEATERS 10-50-DHPTA 2**: Lochinvar HPPA050KD 2** ($166/yr, 883 kWh/yr), then State CSHP-50 2** ($166/yr, 883 kWh/yr).
Same brand, different models
Ranked 2 of RELIANCE WATER HEATERS's 28 certified electric water heaters, this sits between the 10-50-DHPTS 2** ($156/yr, the brand's cheapest) and the 10-80-DHPTV 2** ($311/yr, its priciest).
What this adds up to over time
11 years is NAHB's typical service life for this category; at $166/year, the RELIANCE WATER HEATERS 10-50-DHPTA 2** adds up to about $1,826 in electricity over that span.
Weighing a replacement
Efficient as certified electric water heaters go, $166/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
Whether or not the RELIANCE WATER HEATERS 10-50-DHPTA 2** ever needs replacing, a repair is the more common failure for a electric water heater, one a protection plan budgets for ahead of time.
Where this number comes from
At rank 132 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. The 883 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.