Sanyo Denki Axial Fan DC 92x92x38mm 12V 174m³/h

With PWM 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).