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Are Ceiling Fan Blade Arms Universal? All You Need To Know 


Are Ceiling Fan Blade Arms Universal

It’s funny how little people know about the ceiling fan blade arm.  It’s the part of a fan that attaches the blades to the hub attached to the motor. 

Most people tend to learn about the blade arm only when it’s broken or worn, or they want to upgrade it to a fancier one. 

However, I’m confident that anyone reading this article intends to change his/her ceiling fan blade arms because of one of the mentioned issues. Do not worry; we have a detailed answer to the question.

Are ceiling fan blade arms universal?

No, they are not universal. It’s because ceiling fans are made by different manufacturers and thus come in different unique designs. 

To find the appropriate replacement, you should check on the hole patterns; they should be the same as the replacement. It would be best to get the arms from the same manufacturer as the original ceiling fan.  

What Is A Ceiling Fan?

It’s a mechanical fan that is attached to the ceiling of a space or room. Generally, they are electrically powered and have blades that rotate to circulate air. 

They cool people by increasing the airspeed in the room. The fans do not have any effect on relative humidity or air temperature. 

Major Parts Of A Ceiling Fan

Some of the most notable ceiling parts are the blade arms (also referred to as blade brackets, holders, or flanges), blades (also referred to as paddle or wings), flywheel, rotor, and an electric motor.

What Is A Fan Blade Arm?

It is the component that supports the blade to the main housing of the ceiling fan. They come in various materials and finishes such as metal, canvas, wood, plastic, and rattan. 

However, the arms are always made of metal for strength and durability. The number of arms is always the same as that of ceiling blades. 

Most ceiling fans have five blades. Generally, the arms have a minimum of three and a maximum of five holes. The blades are tightly fastened to the arm through these holes. 

Mostly, the arms are decorative. They are also functional and ensure the blades are securely placed and maintain keep balance to avoid wobbling. 

Factors To Consider When Replacing The Arm

When replacing the arms, first, you need to check on your fan’s model. Knowing the model will help you find the best replacement for the arms. 

Different manufacturers make fans with distinctive features for uniqueness, including the different designs and different hole patterns. Therefore not just any blade arms can work as replacements. 

In some instances, manufacturers stop producing spare parts after discontinuing a particular fan model. In such a case, you will have to change all the arms. Alternatively, you might be forced to change the entire fan; if you fail to get arms with the required hole patterns.

When buying a fan, it’s always advisable that you go for those made by popular manufacturers. This way, you will be more likely to find replacement parts in case of anything. 

The ceiling fan manufacturer should also be renowned for producing quality fans that are durable and will need to be replaced less often. 

However, some companies have started the production of replacement parts for popular brands. Check them out before considering the replacement of the entire fan. Also, check if the fan is still under warranty so that you can get yourself a free replacement.

Replacing The Broken Arm

Comfort is all we sort for in our houses. A broken fan will hurt your finances and home comfort. When replacing the arms, there are particular instructions that you must follow. 

This ensures the safe and successful installation of the new arm and prevents wobbling of the fan. However, these steps might vary depending on the fan model.

1. Check out for replacements. 

It would be best to replace arms with those with holes that align with the hole patterns of the original arm. 

If you don’t use a suitable replacement, you might experience wobble, i.e., it affects the stability of the fan blades. To find the proper replacements try checking out the manufacturer’s official website or other platforms like amazon.

2. Ensure your ceiling fan is powered off

After acquiring the spare parts, you’ll have to remove the old or broken parts. When doing this, you must power off the fan as a safety measure.

It helps one to avoid electrocution or getting injured by the blades. Powering off is an essential requirement when doing any electrical repairs.

3. Detach the light cover.

The light cover can be removed by unscrewing or twisting the secure attachments. By removing the light cover, you will be able to access the fan brackets. However, this step might not apply to a fan that was not built with a central bulb. 

4. Unscrew the old or broken arm

The blades are permanently fastened to the arms by screws. To disintegrate them, you will have to remove all the screws (the number of blades determines the number of screws; a fan with many blades will definitely have many screws).

5. Fix the new arms

If the new arms did not come with new screws, use the old screws to secure them. Make sure everything is tightly and adequately fit to minimize wobbling.

Do not use screws that cannot support the blade weights adequately. After fixing the arms, fully reassemble the fan and put back the light cover.

6. Turn on the fan

It’s the only way you can assess the work you did. If a ticking sound is produced, try solving it by tightening loose screws. If you experience wobbling, press the fans upward and ensure they are all aligned. 

Classification Of Ceiling Fans

The ceiling fans have been classified according to their different models and purposes. Below are the categories:

1. Commercial or industrial

This type of fan is commonly used in schools, stores, factories, churches, etc. The design of commercial fans makes them more cost-effective since they use less energy compared to household fans. 

Typically, they have between three to four blades which are mostly made from steel or aluminum. They also rotate at high speed and have been specifically designed to push large air amounts.

2. Household 

Mostly, they are more decorative and tend to have four to five wooden blades. Household fans are of two different types. Some have the light kit, while others do not. However, the choice of a fan solely depends on consumers’ preferences or the price of the fan.

3. High volume low speed 

Their diameter is large, and it’s ideal for big spaces like a shopping mall and warehouses. They rotate at a slower speed, but they push a gentle breeze to a larger area because of their large diameter. 

Various Types Of Ceiling Fans

The style of the fans has changed since its invention. This is because of several factors such as decorating styles and the need to reduce the energy consumption rate. 

The evolution of technology has also had a great influence on ceiling fan development.  Some of the different types of ceiling fans are:

1. Castor iron ceiling fan

Most fans manufactured between 1882 through to mid-1960s are castor ceiling fans. It has a very heavy-duty motor. It uses a thrust bearing to lubricate its motor. 

Castor fan is periodically oiled, like once a year or even twice. This is because of the way that they are made; they are so sturdily built. It’s difficult for a castor fan to last more than eight years. 

2. Stack motor ceiling fans

This fan was invented in the 1970s. With industrialization and the rising cost of energy, there was a need to develop energy-efficient appliances. Then the ceiling fan usage in the United States had reduced because of their in-efficiency. 

The invention of energy-efficient stack fans, yet more powerful, aided the comeback of the fans in the United States. 

The stack design consisted of the rotor or stator, blades, and a flywheel. Most companies developed their fans basing on this design; the companies were (but were not limited to) Hunter, FASCO, Emerson, and Casablanca.

3. Friction drive ceiling fans

The production of friction fans was short-lived. No tune and Emerson tried the production of this fan in the late 1970s. Their one advantage was that they used very little power. However, they were so unreliable and very noisy. 


A fan can be a great addition to a room or space. Fans can help cool the room and also make the room look more beautiful. 

However, just like other electric household appliances, fans can break down and need repairs or replacements. This shouldn’t stress you out since there are several solutions to the different issues. All you need to know is your fan model and its manufacturer.

Jacob Lindsey

Jacob is a home remodeling guru having worked over 15 years in construction in Reno, NV, mainly focused on home renovations. He likes taking ideas from his clients and making them a reality.

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