Noctua 120mm S12BFLX:
Succeeding the vastly successful NF-S12, the NF-S12B is a next generation quiet fan featuring Noctua's advanced SCD2 technology as well as a highly optimised blade geometry with Bevelled Blade Tips that improves its award-winning predecessor's airflow efficiency by up to 10%. Topped off with Noctua's time-tested SSO-Bearing, 6 years warranty and versatile 1200/900/600 rpm speed settings, the NF-S12B FLX is a premium quality fan that offers full flexibility in quiet to ultra-quiet case cooling.
sound-optimised blade geometry and profile
self-stabilising oil-pressure bearing (SSO bearing)
7dB(A)* with U.L.N.A.
6 years warranty
Fan configuration as follows:
In the ADK Tower it is 2 120mm 8 db Noctua,
The ADK Rackmount is 1 80mm and 1 120mm 8db Noctua.
For the Solo case its 2 x 92mm Vantec.