With a maximum CFM of 19.4, the new 1611RL axial dc fan can operate under static pressure levels of up to 1.6 inches H2O. This model is available in 12 VDC, 7.4 watt, 0.62 Amp, and 60 dbA. This 40mm X 28mm fixed blade model includes NMB ball bearings for longer life, and is available with alarm sensor and PWM.