What the TCL T08WV9S costs to run
At 375 kWh/yr, the TCL T08WV9S's ENERGY STAR certification puts it one of the cheaper models in its category to run against every other certified room air conditioner.
That $71 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 TCL T08WV9S compares to other room air conditioners
Against the category average of 603 kWh/yr, this model uses 37.8% less, ranking 46 of 447 room air conditioners tracked here for running cost. 447 certified room air conditioners, one average, about $43/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the TCL T08WV9S on that list: TCL T08WV3S ($71/yr, 375 kWh/yr) runs slightly less, while TCL T08WV9SB ($71/yr, 375 kWh/yr) runs slightly more.
Within the TCL lineup
Ranked 18 of TCL's 59 certified room air conditioners, this sits between the T05WV9M ($51/yr, the brand's cheapest) and the T24WQ2S ($266/yr, its priciest).
What this adds up to over time
Over the 10-year service life NAHB reports for this category, running the TCL T08WV9S costs roughly $705 in electricity, separate from the purchase price.
Shopping for a new one
Efficient as certified room air conditioners go, $71/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified room air conditioners before buying.
If you're keeping it
$71/year to run is the predictable cost of the TCL T08WV9S; a protection plan covers the unpredictable one, a repair bill.
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. Ranked 46 of 447, the TCL T08WV9S sits in the middle of the room air conditioner category, see the guide to why your state changes this number for the other half of the math.