This refrigerator uses 106 kWh of electricity a year. At the U.S. average price that is $19 a year and $231 over a typical 12-year life. It ranks #1 of 1440 compact refrigerator models for running cost.
Per year (U.S. avg)
$19
Over 12 years
$231
Saves vs the federal minimum
$30/yr
Size
1.1 cu ft
Where to buy
Compare the price, then add the running cost below to get the true cost.
106 kWh a year (ENERGY STAR test figure) × 18.19¢ per kWh, the average residential price in the U.S. for Jan–Aug 2026 (EIA). Your bill depends on your utility and how you use it.
One of the cheapest to run
No ENERGY STAR model of the same type and size uses less electricity.
Specs
Brand
DOMETIC
Models
C40S1, C40S2
Type
Compact Refrigerator
Energy use
106 kWh / year
Federal maximum for this type
269 kWh / year
Width
15.9 in
Features
Counter depth
Specs and energy use from the ENERGY STAR certified products list (U.S. EPA). An asterisk in a model number stands for colour or finish codes. HouseholdLeak is not affiliated with ENERGY STAR or the EPA.
Want the cheapest picks every week?
Join the free Leak Club. One short email with the lowest-cost picks we found.