na www.obchudecek.cz jsem nasel SPIRE 12cm vetrak!!nemate ho nekdoSpire neni spatna znacka a stoji jen 220 Kč!!Na strankach Sipre pisou

Fan blower 12V DC Fan
Dimensions 120x120x25mm. (l x w x h)
Bearing Two Ball bearing
Rated speed 2400RPM +/- 10%
Noise level 37.0 dBA
Air flow 78.34 CFM at 5500 RPM.
Current A 0.60 A
Life Hours 70.000
Connector 3 Pin mainboard

je divny ze by mel kulickovy loziska a stal 220 Kč