How Much Electricity Does a Refrigerator Use Per Day?

Slug: refrigerator-electricity-per-day
Category: Appliance Energy Usage
Meta Description:
Learn how much electricity a typical refrigerator uses per day, what affects its energy consumption, and how to reduce its power usage at home.


Introduction

Refrigerators run 24/7, so even small differences in energy efficiency can impact your monthly bill. Understanding how much electricity your refrigerator uses per day helps you estimate costs and find ways to reduce them.


Daily Electricity Use of a Refrigerator

Most modern refrigerators use between:

  • 1 to 2 kWh per day
    Older models can use 3 to 4 kWh per day depending on size and efficiency class.

Factors That Affect a Refrigerator’s Daily Energy Use

  1. Age of the appliance
    Older units are far less efficient.
  2. Size of the refrigerator
    Larger models with more compartments use more energy.
  3. Temperature settings
    Recommended settings:
    • Fridge: 3–4°C (37–40°F)
    • Freezer: -18°C (0°F)
  4. Room temperature
    Warm environments force the compressor to work harder.
  5. How full the fridge is
    A well-organized, moderately full fridge operates more efficiently.
  6. Door-opening habits
    Each time the door opens, cold air escapes and the fridge must compensate.

Estimated Daily Cost

If your refrigerator uses 1.5 kWh/day and electricity costs $0.20/kWh:

Daily cost:
1.5 kWh × $0.20 = $0.30/day
Monthly cost:
$9/month

Older fridges can cost $20–$30 per month.


Tips to Reduce Refrigerator Energy Use

  • Keep coils clean and dust-free
  • Don’t overpack shelves
  • Ensure good airflow behind the fridge
  • Avoid placing hot food inside
  • Replace damaged door seals
  • Upgrade to an Energy Star model if the fridge is over 15 years old

Conclusion

A refrigerator typically uses 1–2 kWh per day, but small improvements in maintenance and settings can lower energy costs significantly.