70x70x25mm 12V dc cooling fan 3500rpm brushless dc motor fan

  Product Description 70x70x25mm  12V dc cooling fan 3500rpm brushless dc motor fan DC COOLING FAN 12V 24V DC FAN Size: 70X70X25mm Frame and Impeller: Plastic P. B. T. Voltage:12V, 24V Current: 0.08~0.32A Power: 1.92~3.84W Speed: 3000~4000RPM Air flow: 24.16~40.25CFM Pressure: 3.15~5.85(mmH2O) Noise: 28.36~37.25dBA Bear type: Sleeve, Two Ball  are Available Weight: 63G Motor: Brushless DC, auto restart Impedance & polarity protected Operation temperature: -20° C~80° C Insulation Resistance: 10 At 500VDC between lead and frame Dielectric Strength: 1 min at 500VAC/50-60Hz, current min 5mA Operation Humidity: 20%~85% Working voltage: Rated voltage± 15% Life at 25oC: Ball bearing 50, 000hrs and sleeve bearing 30, 000hrs       Motor Protection (Selective purchasing): 1.Automatic Restart. 2.Reverse Polarity Protected 3.Water proof for IP25, IP55 4.IC function RD ,FG and PWM control are available   * Two ball bearing applying * Applying NMB ball bearing inported from Japan * Short lead time 1 Week after confirm order   Packaging & Shipping     FAQ           Company Information