Running cost for the Whirlpool WZC3209LW
The Whirlpool WZC3209LW is certified by ENERGY STAR at 201 kWh a year, one of the cheaper models in its category to run among freezers currently certified.
The $38 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Whirlpool WZC3209LW against the category
That's 49.9% below the freezer category average of 401 kWh/yr, and ranks 25 of 658 certified freezers for annual running cost, 1 being cheapest. The category average comes from every freezer ENERGY STAR currently certifies (658 models), not an outside benchmark, about $38/year below that average at the national rate. See the methodology page.
What sits beside it in the ranking
Danby DCF100A5WDB ($40/yr, 211 kWh/yr) costs a little more to run than the Whirlpool WZC3209LW. Master Chef 043-0293-0 ($37/yr, 196 kWh/yr) costs a little less.
Within the Whirlpool lineup
Whirlpool sells 2 certified freezers; this one runs cheapest of them, $41/year under the WZF57R16F***, its priciest.
Lifespan
NAHB's Study of Life Expectancy of Home Components does not publish a figure for freezers, so no lifetime cost is shown here rather than a guessed one. The annual and monthly figures above stand on their own.
Weighing a replacement
The Whirlpool WZC3209LW is already efficient for its category at $38/year. If you're shopping and comparing options, this is roughly what a well-chosen new freezer costs to run.
Compare current ENERGY STAR certified freezers before buying.
Protecting what you have
At $38/year just to run, a freezer is worth protecting against an unplanned repair bill on top of that.
Sourcing
Nothing here is estimated from a nameplate wattage; the 201 kWh/yr is ENERGY STAR's own certified figure for this model. Ranked 25 of 658, the Whirlpool WZC3209LW sits in the middle of the freezer category, see the guide to why your state changes this number for the other half of the math.