What size hole to cut for 120mm fan?

What size hole to cut for 120mm fan?

Not one of my 120mm fans actually has a “hole size” of 120mm. 120mm is actually the size of the frame “square”, outside edge to outside edge. So the hole is always at least a little bit smaller. 4.5″ is not as much smaller than you might think.

How wide is a 120 mm fan?

120mm (4.7 Inches) The 120mm diameter is the standard case fan size.

What is my PC fan size?

The size of fan you need will generally be determined by the size of the fan fitting position in your PC case. The sizes of all the fans on our website are shown as measured along any one of the fan’s four sides, NOT the distance between the fan’s screw holes! Our most popular fan size is 120mm, followed by 80mm.

What size are computer fan screws?

These are standard computer case fan screws for any standard case fan with standard case fan holes (7/32″ or 5.5mm). If you are ordering a standard case fan and don’t have any case fan screws or mounts, you should pick up a few of these screws.

Are all computer case fans the same size?

120mm case fans tend to be the most popular size of fans in modern PC cases, but you will find many sizes such as 80mm, 92mm, 140mm, 200mm and beyond. Fan size is closely related to airflow, in that larger fans will push more air than smaller ones while running at the same RPM.

What is a 120mm fan?

The big advantage of a 120mm fan is that because its blades are larger than most of the other common fan sizes, the fan does not have to spin as quickly in order to produce a given amount of airflow. This means less noise and longer life!

How many volts is a 120mm fan?

4.68″ (120mm) Fan are available in 5-50 Volts.

What size is a CPU fan?

Size. Most popular size is usually 120mm in modern PC cases, however, you will find other sizes such as 80mm, 92mm, 140mm, 200mm and various other configurations.

How are fan sizes measured?

Ceiling fans are measured by the full size of their blade span (also called blade sweep), which is the diameter of the circle that you see when the fan blades are in motion. Or, in other words, fan blade span reaches from the tip of one fan blade to the tip of the blade directly across.

Do 120mm fans come with screws?

Yes. Screws are included. Yes, a set of short and long screws for each fan.