40x40x28mm 12V DC Cooling Fan, 4028 high speed industrial dc fan, 40mm small fan

  Product Description 40x40x28mm 12V DC Cooling Fan, 4028 high speed industrial dc fan, 40mm small fan DC COOLING FAN Size: 40X40X28mm Frame: Plastic Impeller: Plastic P. B. T. Voltage:12V, 24V Current: 0.05~0.18A Power: 1.20~2.88W Speed: 5000~8000RPM Air flow: 6.42~10.25FM Pressure: 3.25~8.32(mmH2O) Noise: 25.35-38.56dBA Bear type: Sleeve, Two Ball  are Available Weight: 36G 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