Fridges and Freezers: Cheaper, More Efficient Than Ever!

Sam Holmes
May 29, 2024
Fridges, Freezer - Electrification

Fridges, Freezer - Electrification

Hello, efficiency seekers! Private Eye here, ready to crack the case on why efficient fridges and freezers are more important than ever. These essential appliances run 24/7, making them one of the biggest energy consumers in your home. Investing in efficient models and adopting smart usage practices can lead to significant savings on your energy bills. Let’s dive into the best practices, the benefits of high Energy Star ratings, and some behavioral tips to maximize efficiency.

Best Practices

  • Set the Right Temperature: Keep your fridge at around 3-5°C and your freezer at -18°C. These temperatures are ideal for food safety and energy efficiency.
  • Don't Overfill: Overloading your fridge or freezer can block air vents and reduce efficiency. Keep enough space for air to circulate freely.
  • Clean the Coils: Dust and dirt on refrigerator coils can make the unit work harder, using more energy. Clean the coils every six months to maintain efficiency.
  • Check the Seals: Ensure that the door seals are airtight. A loose seal allows cold air to escape, wasting energy. Test the seal by closing the door on a piece of paper. If you can pull it out easily, the seal needs replacing.

Energy Star Ratings

  • Benefits of High-Rated Appliances: Appliances with high Energy Star ratings use significantly less energy than standard models. For instance, an Energy Star-rated fridge can use up to 40% less energy than a non-rated one. This not only reduces your carbon footprint but also lowers your energy bills.
  • Long-Term Savings: While Energy Star-rated appliances might have a higher upfront cost (not always Appliance Smackdown), the savings on your energy bills will offset this over time. For example, an efficient fridge can save you up to $100 a year on electricity costs.


  • Be Mindful of Door Opening: Every time you open the fridge or freezer door, cold air escapes and warm air enters, making the appliance work harder to maintain the set temperature. Try to minimise the time the door is open and avoid opening it too frequently.
  • Defrost Regularly: If your freezer doesn't have an automatic defrost feature, make sure to defrost it regularly. Excess ice buildup can reduce efficiency and increase energy consumption.
  • Organise Your Fridge: Keep similar items together and label leftovers. This helps you find what you need quickly, reducing the time the door is open. Additionally, organising helps ensure proper air circulation inside the fridge.

Efficient fridges and freezers are a smart investment for any household. By choosing high Energy Star-rated appliances and following these best practices and behavioral tips, you can significantly reduce your energy consumption and save on costs. It's a win-win for your wallet and the environment. So, let’s keep it cool and efficient, folks!


Sustainability Victoria - Reduce fridge and freezer costs at home

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