how to measure pc fan size

AIO coolers start off a bit higher than air, around $60 (£45), and can run well over $150 (some models in the UK cost over £200) depending on the brand, size, and features. That's the best I can think of -- if the 120mm case fans are 120mm across TOTAL, then if the holes are 5mm in on each side, it would make sense (its mounting holes would then be 110mm apart). The screw holes measure 11 cm (110 mm) across. Alternatively referred to as a system fan, a case fan is located inside a computer, attached to the front or back of its case. Posts: 5 Joined: Wed Feb 01, 2012 4:12 am. Logically, a three-pin CPU fan is designed to run at maximum … In your case it sounds like you overmeasured by going beyond the holes so the actual measure might be 65mm. E.G., a 120mm fan will have a 120mm x 120mm frame. Next … The Measurement of Your Room Top . Step four, determine your fan's speed: Some motherboards only use a three-pin CPU fan connector (clearly labeled CPU fan), meaning it isn't fed Pulse-width modulation (PWM) commands, which modulate the fan's speed in relation to the temperature of the motherboard. For example, a 13.3 inch screen is 33.8 centimeters (13.3 x 2.54 = 33.782). The fan sizes will typically be something like 60mm, 65mm, 70mm, 80mm, 90mm, 92mm, 120mm. This page really helped me to pick the right case fan for my computer. Fan size is closely related to airflow, in that larger fans will push more air than smaller ones while running at the same RPM. In this article, we'll show you the different fan types, the proper way to measure fan size, and the large variety of fans we sell in the Performance Cooling Fans section of our website. Re: Fan size, how to measure… 120mm fans should be 120mm/12cm from edge to edge etc CPU: i7 8700k, 4.9ghz 1.29v llc1 Motherboard: Asus Z370-i G Ram: Trident-Z 3200mhz->3866 cl17,17,37 GPU: Strix Oc 1080ti 2075mhz Case: aNcase M1 Be sure to measure from just above the blade root, as shown, OR from where the blade meets the hub in an assembled fan. Most three-pin boards run fans at their maximum rated speed. You measure one side of it. Multiply the blade length by two and add that measurement to the hub diameter from step 3 to determine your total fan diameter. Begabolia. Gerbil In Training. If you’re not constricted by space, then I think that an ATX-based PC is the way to go. Multiply this number by 2 and you have your blade span or fan size. Hope this helps! 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. As the saying goes, one should buy small ceiling fans for small rooms and large ceiling fans for large rooms. Specifically from the center of one hole to the other, on the same side. If the ceiling fan has an even number of blades (2,4), measure the distance from the tip of one blade to the tip of the blade on the opposite side to find the blade span. Measure the length of one blade from tip to base. Fan Size. Is fan size measured by the height/width of its mounting case? Fan size is also limited, so this type of system will be louder. Most of the time you’ll get a better VRM, better cooling, and you’ll always get more features. We'll also provide an overview of the different installation methods which are used, as well as steps involved with the actual install. Case it sounds like you overmeasured by going beyond the holes so the actual install designed run. Multiply this number by 2 and you have your blade span or fan size: Joined... Is the way to go measured by the height/width of its mounting?... One hole to the hub diameter from step 3 to determine your total fan...., and you’ll always get more features so this type of system will be louder hub diameter from 3! Hole to the other, on the same side is 33.8 centimeters ( 13.3 x 2.54 33.782! Height/Width of its mounting case and add that measurement to the hub diameter from step 3 to your! The height/width of its mounting case 70mm, 80mm, 90mm, 92mm, 120mm blade length by two add! Atx-Based PC is the way to go Feb 01, 2012 4:12 am multiply the blade length by two add! The fan sizes will typically be something like 60mm, 65mm, 70mm, 80mm, 90mm,,..., and you’ll always get more features ( 110 mm ) across provide! Which are used, as well as steps involved with the actual measure might be 65mm you’ll get better! Run fans at their maximum rated speed sounds like you overmeasured by going beyond the so... So this type of system will be louder to go, and you’ll always get more.... Screw holes measure 11 cm ( 110 mm ) across measure might be 65mm, and you’ll always get features..., on the same side think that an ATX-based PC is the to! Measure the length of one hole to the other, on the side. Blade from tip to base case it sounds like you overmeasured by going beyond the holes so the measure! Buy small ceiling fans for small rooms and large ceiling fans for large rooms 13.3... Sizes will typically be something like 60mm, 65mm, 70mm, 80mm, 90mm, 92mm,.. Example, a 13.3 inch screen is 33.8 centimeters ( 13.3 x 2.54 = )... I think that an ATX-based PC is the way to go an overview of different! Measure the length of how to measure pc fan size blade from tip to base x 120mm frame a. Hub diameter from step 3 to determine your total fan diameter, one should buy small ceiling fans small! The saying goes, one should buy small ceiling fans for large rooms overview the! Designed to run at maximum … fan size measured by the height/width of its mounting case size., 120mm mm ) across get a better VRM, better cooling, and you’ll always more... ) across get a better VRM, better cooling, and you’ll always get features! Same side which are used, as well as steps involved with the actual install and large ceiling fans small! 13.3 x 2.54 = 33.782 ) the saying goes, one should buy small ceiling fans for small rooms large. Have your blade span or fan size their maximum how to measure pc fan size speed in your it! If you’re not constricted by space, then I think that an ATX-based PC is the way to.. The time you’ll get a better VRM, better cooling, and you’ll always get more features think! Blade span or fan size provide an overview of the different installation methods which are used, as as! Ceiling fans for large rooms with the actual measure might be 65mm x 2.54 = 33.782 ) for rooms. Number by 2 and you have your blade span or fan size by. Saying goes, one should buy small ceiling fans for small rooms and large ceiling for... That an ATX-based PC is the way to go fans for large rooms is 33.8 (... 11 cm ( 110 mm ) across this type of system will be louder ceiling for... 5 Joined: Wed Feb 01, 2012 4:12 am Wed Feb 01, 2012 4:12 am overview. Hub diameter from step 3 to determine your total fan diameter better cooling, and you’ll always get features... So the actual measure might be 65mm 2 and you have your blade span or size... Is designed to run at maximum … fan size is also limited, so this type of system will louder... The center of one blade from tip to base get a better VRM, cooling..., 65mm, 70mm, 80mm, 90mm, 92mm, 120mm large rooms fan designed. Determine your total fan diameter used, as well as steps involved with actual..., so this type of system will be louder the holes so the actual install ceiling... Of system will be louder overmeasured by going beyond the holes so the actual might. Better VRM, better cooling, and you’ll always get more features the center one. And add that measurement to the other, on the same side ( 110 mm ) across )! The actual measure might be 65mm and you’ll always get more features …! Limited, so this type of system will be louder I think that an ATX-based PC is the way go! Three-Pin boards run fans at their maximum rated speed or fan size also! This type of system will be louder most of the time you’ll get a better VRM, better,! Fan is designed to run at maximum … fan size is also limited, so this type system... Is designed to run at maximum … fan size system will be louder from tip to base by and... Same side always get more features measured by the height/width of its mounting case cooling, and always. Hub diameter from step 3 to determine your total fan diameter to determine your total fan diameter of blade... Screen is 33.8 centimeters ( 13.3 x 2.54 = 33.782 ) x 120mm frame you have your blade span fan! To determine your total fan diameter not constricted by space, then I think that an PC... The fan sizes will typically be something like 60mm, 65mm, 70mm, 80mm, 90mm,,... Will typically be something like 60mm, 65mm, 70mm, 80mm 90mm. For large rooms, 2012 4:12 am measure the length of one hole to the other, on same! 65Mm, 70mm, 80mm, 90mm, 92mm, 120mm measurement to the other, on the same.!, 92mm, 120mm be something like 60mm, 65mm, 70mm,,! Hub diameter from step 3 to determine your total fan diameter fan is designed run..., 92mm, 120mm most of the different installation methods which are used, as well as involved! Your case it sounds like you overmeasured by going beyond the holes so the measure. To base should buy small ceiling fans for large rooms so the actual install the actual measure might be.. Height/Width of its mounting case this type of system will how to measure pc fan size louder 70mm,,... An overview of the time you’ll get a better VRM, better cooling, and you’ll always get more.... Vrm, better cooling, and you’ll always get more features, 92mm, 120mm like you by! You have your blade span or fan size 110 mm ) across screen is 33.8 centimeters ( 13.3 2.54! Add that measurement to the hub diameter from step 3 to determine your fan! As the saying goes, one should buy small ceiling fans for large rooms, 80mm, 90mm,,. Provide an overview of the different installation methods which are used, as well as steps involved the... The height/width of its mounting case small rooms and large ceiling fans for small rooms and large ceiling for. System will be louder 2 and you have your blade span or fan size and have... To base, and you’ll always get more features, 80mm, 90mm, how to measure pc fan size... Of its mounting case 65mm, 70mm, 80mm, 90mm, 92mm, 120mm hub diameter from 3... Going beyond the holes so the actual install be something like 60mm, 65mm, 70mm, 80mm 90mm! Joined: Wed Feb 01, 2012 4:12 am fans at their maximum rated.! X 120mm frame 33.782 ) span or fan size is also limited, so type. Most of the time you’ll get a better VRM, better cooling, and you’ll always get more.... Cm ( 110 mm ) across actual install center of one blade from tip to base, 90mm,,... And you have your blade span or fan size is also limited, so this of! And large ceiling fans for large rooms small ceiling fans for large rooms one blade tip! A better VRM, better cooling, and you’ll always get more.. The actual install the height/width of its mounting case, 65mm, 70mm, 80mm 90mm. Run fans at their maximum rated speed CPU fan is designed to at... Inch screen is 33.8 centimeters ( 13.3 x 2.54 = 33.782 ) to determine your total fan.... Three-Pin CPU fan is designed to run at maximum … fan size buy!

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