LG R5TT20F-SA0 (208V) Running Cost (Electric Water Heater)
Running cost for the LG R5TT20F-SA0 (208V)
The LG R5TT20F-SA0 (208V) is certified by ENERGY STAR at 866 kWh a year, cheaper than most models in its category to run among electric water heaters currently certified.
That $163 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.
How the LG R5TT20F-SA0 (208V) compares to other electric water heaters
Against the category average of 1,105 kWh/yr, this model uses 21.6% less, ranking 102 of 596 electric water heaters tracked here for running cost. 596 certified electric water heaters, one average, about $45/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the LG R5TT20F-SA0 (208V) on that list: Rinnai REHP50W ($162/yr, 861 kWh/yr) runs slightly less, while LG R5TT20F-SA0 (240V) ($163/yr, 866 kWh/yr) runs slightly more.
Comparing LG's own models
Of the 14 ENERGY STAR certified electric water heaters LG makes, the R5TT20F-SA0 (208V) is the cheapest to run, $76/year less than LG's priciest, the APHWC801M.
LG R5TT20F-SA0 (208V) over 11 years
11 years is NAHB's typical service life for this category; at $163/year, the LG R5TT20F-SA0 (208V) adds up to about $1,791 in electricity over that span.
Shopping for a new one
Efficient as certified electric water heaters go, $163/year is a reasonable baseline if you're comparing what else is on the market.
Worth comparing a few current certified models before deciding.
If you're keeping it
The LG R5TT20F-SA0 (208V) already costs $163/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
How this was checked
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. At rank 102 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.