Sanyo Denki Axial Fan DC Ball 150x172x25mm 48V 180m³/h

With PMW speed control function and pulse sensor. PWM frequency: 25 kHz. Locked rotor burnout protection, Reverse polarity protection. Dielectric strength: 50/60 Hz, 500 VAC, for 1 minute (between lead wire conductors and frame). Insulation resistance10 MOhm or more with a 500 VDC megger (between lead wire conductors and frame).