Operating Voltage Max. V = 28 / Operating Voltage Min. V = 12 / AC or DC Operation = DC / Bearing Type = Ball / Fan Speed min-1 = 3400 / Flow Rate m³/h = 410 / Width mm = 150 / Power Connection Type = Plug Contact / Height mm = 150 / Nominal Voltage V = 24 / Noise Level dBA = 57 / Depth mm = 51