Plastic Frame Computer Electronics Cooling Fans 12v Axial Blower Fan

Computer Case Cooling Fan With CPU 70 x 70 x 15mm, low noise and long life expectancy, are widely used in the computer information technology, network communications, as well as industrial production equipment, medical equipment, home appliances, etc.

1.Description:

• 70 x 70 x 15mm DC Axial Fan , DC Burshless Fan , Computer Fan , DC Cooling Fan

2.Material:

• Frame:Plastic(UL94V-0)
• Impeller:Plastic(UL94V-0)
• Leadwire:UL1007 AWG#26 or Equivalent (+):Red (-):Black

3.Protection:

• Motor:Impedance Protected and Reverse Polarity Protected

4.Expected Life:

• Ball bearing:50,000 hours (40℃)
• Hydraulic Bearing:40,000 hours (40℃)
• Sleeve Bearing:30,000 hours (40℃)

5.Allowable Ambient Temperature Range:

• Operating Temperature:-10℃~+70℃
• Storage Temperature:-40℃~+70℃
• Non Condensing Environment

6.Insulation Resistance:

• Not less than 10M ohm between housing and positive end of lead wire(red) at 500V DC.

7.Dielectric Strength:

• No damage should at 500 VAC for 60 second , measured with 5mA trip current between
  housing and positive end of lead wire.

8.Locked Rotor Protection:

• No damage shall be found after 72 hours continuously at condition of rotation locked,
  Restarting is automatic as soon as constraint to running has been released

9.Polarity Protection:

• No damage shall be found with reverse connection 5 minute at rated voltage. After returning
  to normal polarity, all function shall be normal

Important Note:

Rated Current: Rated Current shall be measured after 3 minutes of continuos rotation at rated voltage.
Rated Speed: Rated Speed shall be measured after 3 minutes of continuos rotation at rated voltage
Start Voltage: The voltage which is able to start the fan to operate by suddenly switching “ON”
Dropping test standard: Drop a minimum packing box in a height of 30 cm for perpendicular free falling motion to the surface of wooden plate of 10 cm. After test, connect the fan to the power, the fan still in normal operation.


A: Specifications:

B: Electrical Specification:

C. (Main Materials, Parts Specification)

Dimensions (Unit:mm)

Shenzhen Topfan Technology Development Co., Ltd is a high-tech enterprise of professional manufacture and researcher on dc brushless fans and ac fans.  It is a professional cooling fan manufacturer in the field with the most professional and largest scale intergrating research and development, manufacturing and sales. The products including brushless fans, cross flow fans, blower fans, centrifugal fans, dc brushless motor,shaded pole,AC and EC fans are being widely used in the computer information technology, network communications, as well as industrial production equipment, medical equipment, home appliances, etc.
   

Founded in 1996, owns more than 600 staffs, and with a strong power research and development team, we have ourselve's manufacturing base and industrial park.

Topfan-China core of Quality First, carry out the idea Doing Things Right Frist Time, Pursue zero defect management, holds advanced testing instruments, production equipments, excellent management experience and competitive price, which make the products more popular. Based on mutual benefit and development, we always make our biggest efforts to do everything better for our customers make us ISO9000, UL, CE and RoHS and TUV certificated and become the best sellers both at home and abroad including Europe, North America, Asia (South Korea and India) and so on.

Brave the wind and waves, setting sail. Topfan-China with a Corporate Vison of create a top cooling fans kingdom, hold a working style of serious, rigorous, fast, persistent, and team spirit of passion, independent, and high efficiency, make us become the first brand in domestic, and the most popular brand all over the world.