Acousti Products Dust Proof Fans
 

Noise, air volume throughput, longevity, and even dust prevention are now becoming things to consider when choosing the fans that are right for you and your system. Today we take a look at the Acousti Products Ultra Quiet Low Vibration Dust Proof Cooling Fans, along with their Soft Silicone Fan Gaskets and Anti-Vibration Silicone Case Feet. All are means of further enhancing the system's cooling performance and quieting overall case noise.

URL: http://www.bigbruin.com/reviews05/dustproof/?file=1

Product Code AF80C AF92C AF120C
Fan Size (mm) 80x80x25 92x92x25 120x120x25
Fan Housing Material Clear Thermoplastic
Fan Start at 5V DC? Yes
Connector Type 3-pin (for m'board)
Life Expectancy (at 25°C) 26,000hrs (2.9yrs)
Included Accessories In-line Fan Resistor
4 x Fan Screws

Full Speed (12VDC)
Air Volume Throughput CFM ±10% 25.4 41.7 50.0
Acoustic Performance (DIN45635 @1m) dBA 21.0 25.9 34.0
Fan Speed RPM ±10% 2,000 2,000 2,000

http://www.qtechnology.net/acoustifan.htm

80mm 2,000 rpm @21 dBA 25.4 CFM verus 120mm 2,000 rpm @34 dBA 50 CFM.

2x80 will yield the same CFM as a single 120mm with additional 3 dBA when two fans of similar specs are used together = 21+3 = 24 dBA.

but the percieved noise level is even higher


go go 120mm fans

Listen carefully :)