We help IT Professionals succeed at work.
Get Started

What's all this mean?(Cooling fan specification)

bt1942 asked
Last Modified: 2013-11-10
I bought a cooling fan for my computer and when you see at the back of the case

there is a specification about the cooling fan.
Rated speed :: 2,500 R.P.M   <--what's this mean? is it good if the number is high or low?
Noise level :: 28. dba  <-- Is it good if the number is high or low?
Air flow :: 31.73CFM at 2,500 R.P.M  <-- don't know what this mean.
Rated Current :: 0.15A  <--- don't know what this mean.

Please explain those 4things above. Thank you.
Watch Question
This problem has been solved!
Unlock 1 Answer and 3 Comments.
See Answer
Why Experts Exchange?

Experts Exchange always has the answer, or at the least points me in the correct direction! It is like having another employee that is extremely experienced.

Jim Murphy
Programmer at Smart IT Solutions

When asked, what has been your best career decision?

Deciding to stick with EE.

Mohamed Asif
Technical Department Head

Being involved with EE helped me to grow personally and professionally.

Carl Webster
CTP, Sr Infrastructure Consultant
Ask ANY Question

Connect with Certified Experts to gain insight and support on specific technology challenges including:

  • Troubleshooting
  • Research
  • Professional Opinions
Did You Know?

We've partnered with two important charities to provide clean water and computer science education to those who need it most. READ MORE