nzxt x41 pump noise

[Sourasakos]

hi to everyone.recently i bought 2x x41 kraken from nzxt after install them on on cpu and onbe to gpu with g10 kraken i noticed a wired noise from pumps a rattling noise i checked the cpu fan volts and is at 100% from bios so this is ok.is it normal that little noise.it is unnoticeable but in a night with no sounds if i put my ear on my case i hear it.i have then all in silent mode.i check with my friend's x40 and i didnt hear that noise at all.maybe i will request rma or is the x41 standar?
thanks for you replies

 

[NZXT_Harry]

Hello,

Could you describe the noise?

 

[Sourasakos]

hi sorry fr the delay all is good now thanks