Running cost for the Thermador T42IT100NP
The Thermador T42IT100NP is certified by ENERGY STAR at 631 kWh a year, one of the more expensive models in its category to run among refrigerators currently certified.
The $119 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Thermador T42IT100NP against the category
That's 63.5% above the refrigerator category average of 386 kWh/yr, and ranks 4,209 of 4,704 certified refrigerators for annual running cost, 1 being cheapest. The category average comes from every refrigerator ENERGY STAR currently certifies (4,704 models), not an outside benchmark, about $46/year above that average at the national rate. See the methodology page.
What sits beside it in the ranking
LG LF25BZH42* ($119/yr, 632 kWh/yr) costs a little more to run than the Thermador T42IT100NP. Thermador T42BT120NS ($119/yr, 631 kWh/yr) costs a little less.
Within the Thermador lineup
Thermador makes 54 ENERGY STAR certified refrigerators; this one ranks 51 of 54 for running cost, between the brand's cheapest, the T24IR905SP at $48/yr, and its priciest, the T48IT100NP at $126/yr.
What this adds up to over time
Over the 13-year service life NAHB reports for this category, running the Thermador T42IT100NP costs roughly $1,542 in electricity, separate from the purchase price.
Weighing a replacement
Running above the category average, $119/year is exactly the kind of number that makes a newer, more efficient model pay for itself faster.
Worth comparing a few current certified models before deciding.
Protecting what you have
At $119/year just to run, a refrigerator is worth protecting against an unplanned repair bill on top of that.
Sourcing
At rank 4,209 of 4,704 for running cost, see the refrigerator category page for the rest of the field, or the guide to how much your state matters. The 631 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.