40x40x20mm DC mini blower fan 12V electric blower cooling fan

  Product Description 40x40x20mm DC mini blower fan 12V electric blower cooling fan DC BLOWER FAN Size: 40X40X20mm Frame: Plastic Impeller: Plastic P. B. T. Voltage: 5V, 12V Current: 0.07~0.25A Power: 0.50W~1.80W Speed: 3000~5300RPM Air flow: 2.21~4.15CFM Pressure: 3.04~6.80(mmH2O) Noise: 21.42~34.85dBA Bear type: Sleeve, Two Ball are Available Weight: 24G 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             "Welcome to visit www.supercoolingfan.com our official website for more information!" It would be our pleasure to send all serious potential business partners some free samples and we sincerely hope to have the privilege of serving your business interest very soon!