WattCost

Data through June 2026

Refrigerators · 21 certified models

Professional Series

This data covers 21 certified Professional Series — annual running costs span $37 to $116 at national-average rates (median $45; the whole-category median is $63).

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Questions, answered with the data

How much does it cost to run Professional Series refrigerators?
Among 21 certified models in this data, Professional Series refrigerators cost $37 to $116 a year to run at the U.S. average electricity rate (18.3¢/kWh) — a median of $45.
Do Professional Series refrigerators cost more or less than the average refrigerator?
The median model here runs $45 a year, 29% less than the $63 median across all certified refrigerators.
What's the cheapest model among Professional Series refrigerators?
The Professional Series PS-CRF901US-IN costs about $37 a year at the U.S. average rate (200 kWh/yr) — the lowest certified figure in this group.
What does the certified annual-kWh figure assume for refrigerators?
The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures — refrigerators never get a day off.

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