70x70x25mm CE, RoHS UL ball bearing high flow dc duct fan 12V 24V dc axial fan

  Product Description 70x70x25mm CE, RoHS UL ball bearing high flow dc duct  fan 12V 24V dc axial fan DC COOLING 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         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!
    FAQ      1. what’s a DC cooling fan ?     DC fan is usually powered by 3v, 5v, 12v, 24v,and 48v. It blows air along the axis of the fan, or parallel to   the track of the blade axis. Standard DC Axial fan sizes include 20mm, 30mm, 40mm, 50mm, 60mm, 70mm,   80mm, 92mm,120mm, 150mm, and 200mm.       2.What about the bearing type?     The bearing includes Sleeve Bearing and Ball Bearing, life expectancy of sleeve bearing fan is 25000hours,    while ball bearing is 50000 hours or more.     3.What about the warranty?    We are dealing with only reliable quality products ,all products we have 1 to 3 years warranty based on different bearing type.   4.What can we do for you?
1. Good quality axial fans or other cooling fans with competitive price.
2. Satisfying services.
3. OEM&ODM