A refrigerator helps to keep food fresh and cool, but it can also be a source of noise. But what is the noise level of refrigerator? Depending on the model, a refrigerator can produce a range of sounds, from a gentle hum to a loud buzz. The noise level of a refrigerator is measured in decibels (dB). The average dB level for a refrigerator is between 40 and 50 dB. When shopping for a refrigerator, it is important to consider not only the size and features, but also the noise level. By keeping these factors in mind, you can choose a model that best suits your needs.

How to measure refrigerator noise level?

It’s natural for a refrigerator to produce noise since it is operational all day. However, the most recent versions have eliminated this annoying sound and will allow you to sleep at night. If the refrigerator creates noises, it is considered abnormal and requires investigation. The next step is to determine which noises your refrigerator makes are normal and which noises indicate that something is wrong. In the blog below we will discuss what is the noise level of refrigerator and what level of noise should cause concern.

What Are Some Common Refrigerator Noises?

The refrigerator is never turned off, and it will remain on even if you go on vacation. Some of the best refrigerators these days have a ‘holiday mode’ included in the latest refrigerator models to help save energy. The continous running of the refrigerator causes sounds to increase over time as the appliance wears with age. So what is the noise level of refrigerator?

The most typical and expected noises in the best refrigerator under 30000 are:

  • Alarms: There are instances when you hear a noise similar to an alarm clock which happens when the door is not closed correctly. It’s not a cause for concern.
  • Clicking: When the thermostat is turned off, and the temperature regulation cycle is complete, a clicking sound occurs.
  • Knocks: When you turn on a refrigerator for the first time, the walls shrink or expand, causing knocking noises.
  • Gurgling: When the refrigerant fluid is circulating, gurgling ensues.
  • Whistling: Whistling is a typical sound that occurs when the air inside the refrigerator moves about.
  • Motor: When the refrigerator is running correctly, the motor makes a sound. However, it is relatively usual for the fans to make a sound instead.

It’s worth noting that there are times when regular refrigerator noises occur, and nothing happens.

What is the normal amount of noise made by a refrigerator?

Type of RefrigeratorApproximate Noise Level in Decibels (dB)
Bottom-Mounted Fridges~ 47dB
Top-Mounted Fridges~ 55dB
Thermoelectric Fridges~ 45dB
Compressor Fridges~ 45dB
Absorption Fridges~ 35dB

A refrigerator is a noisy appliance – there’s no getting around that. Most home refrigerators have compressors that emit a humming sound, and some models also have fans that add to the noise level. In general, the larger the refrigerator, the louder it will be. However, modern refrigerators are designed to be as quiet as possible, and many models are incredibly quiet compared to older models.

So how do you know if your refrigerator is too loud? The average noise level for a fridge is between 40 and 50 decibels – about the same as a soft whisper. If your fridge is significantly louder than that, it may be time to contact a repair person. However, it’s important to keep in mind that some noise from your fridge is normal, so don’t be alarmed if you hear a little humming coming from your kitchen.

Keeping in mind that 0 decibels is the representation of almost absolute silence, read below to get an understanding of what various decibels sound like:

What are abnormal sounds from a refrigerator?

If you hear strange noises in your refrigerator, you should be concerned.

Refrigerators make noises that are out of the ordinary. Pay particular attention to these noises because they may become permanently damaged if you don’t address them quickly.

Do you know all of the strange noises that a refrigerator may make? How to spot warning signs that your refrigerator is likely to break down? Continue reading to find out:

  • Loud noise from the fan: You should be concerned if you hear a loud noise from the fan. It’s also possible that the compressor isn’t working correctly.
  • Bottom Noise: This is a symptom of a drip tray issue.
  • Vibration: If your refrigerator begins to vibrate as if it were a phone, it’s possible that it wasn’t installed correctly or is too close to another piece of furniture or a wall.
  • Sound emanating from inside the device: When the shelves are not correctly set, or there is food at the bottom of the fridge, a sound may originate from the inside. 
  • Uneven Legs: Improperly calibrated fridge legs also cause an unusual noise in the fridge, which is simple to fix.
  • Refrigerator producing noise and not cooling: Another possibility is that your refrigerator is generating noise while also failing to cool. It’s abnormal; it doesn’t do what it’s supposed to do. The issue in this situation is a malfunction of the ventilation system, which produces a sound comparable to that of a car running.

What is the best way to stop the refrigerator from making noises?

There are a few things you can do to help reduce the noise your refrigerator makes. Try these tips:

  • Make sure the fridge is level. A fridge that isn’t level can vibrate and make more noise.
  • Check to see if there are any loose items in the fridge that could be rattling around and causing noise.
  • If your fridge has an ice maker, make sure the water supply line isn’t kinked or frozen. A frozen water line can cause knocking noises.
  • If you have a self-defrosting fridge, make sure the defrost timer is working properly. A faulty defrost timer can cause a clicking noise.
  • If your fridge has a condenser fan, make sure it isn’t hitting anything as it spins. A loose fan can create a rattling noise.
  • Clean the coils on the back of the fridge. Dusty coils can cause the fridge to work harder, which can add to the noise. Read this article on how to clean a refrigerator to know more.
  • If you’ve tried all of these tips and the noise persists, it’s possible that there is something wrong with the fridge itself. If this is the case, it’s best to call a repairman.

Also read – Best Refrigerators: Guides, Reviews & Comparisons

Is it necessary for me to replace the refrigerator in this case?

If you’ve reached a point where the noise is unbearable, the refrigerator has stopped cooling. You’ve even consulted a professional, and he’s informed you there’s no way to fix it. It may be time to buy a new refrigerator.
As you may be aware, new technologies have made their way into all appliances, even refrigerators. The benefits of a modern refrigerator are numerous, including a noise reduction of approximately 40 decibels. Furthermore, many modern brands offer refrigerators at inexpensive prices, allowing the equipment to become a part of every household.

What Is the Noise Level of Refrigerator – FAQs

Is it usual for a frost-free refrigerator to make noise?

It’s typical for a no-frost refrigerator to produce noise when it’s running. As you may be aware, the feature that distinguishes a no frost refrigerator from the rest is that it defrosts automatically. As a result, the sound is played. To know more about what is the noise level of refrigerator and which sounds are normal, scroll above.

Is it typical for new refrigerators to make so much noise?

Since a new refrigerator has never been switched on, it’s usual for it to produce strange noises the first time you switch it on: gurgling, walls expanding, and so on. To know more about what is noise level of refrigerator and what sound is normal/abnormal, make sure to read the blog above!

What is the quietest sound in a fridge?

Some of the quietest fridges have sounds of 40dB or less! Watch out for this when purchasing a new refrigerator and to learn more about the noise level of refrigerator scroll to the blog above.

What is the optimum amount of noise made by a fridge?

Most refrigerators range between 35 and 55 decibels, which is relatively quiet. In fact, many devices that we use every day emit noise at around this level, including dishwashers, air conditioners, and even some vacuum cleaners. So, if your refrigerator is making noise at this level, it is likely within the normal range.

Which refrigerators make less noise?

Adsorption refrigerators, often used in hotels, make the least amount of noise as they don’t have a motor.

Is 42dB too loud for a refrigertor?

No! Most fridges have a noise range of 35dB to 50dB and some of the quiter fridges have a range of up to 40dB. Considering that it falls within the normal range of noise it is likely you will not find 42dB loud. Read blog above for more information on noise level of refrigerator.

What is the average sound made by fridge freezer?

A fridge freezer makes anywhere between 32 to 47db of sound.

Is 39 decibels too loud for a fridge?

No! In fact refrigerators that make less than 40 dB sound are considered quiet fridges.


We thoroughly discussed what is the noise level of refrigerator and when you should worry in the blog above. In conclusion, the noise level of a refrigerator is an important consideration when purchasing a new one. Some models are significantly quieter than others, so it is worth taking the time to research different options before making a decision. Additionally, keep in mind that the size and style of refrigerator can also affect the noise level.

For instance, a chest freezer typically generates more noise than a standard fridge-freezer combo. Ultimately, the best way to find the quietest refrigerator for your home is to read online reviews and compare multiple models side-by-side. By taking these factors into account, you can ensure that your new fridge will be as peaceful as possible.

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