DVD CPU Energy Saving Air Cooler / Electric Motor Cooling Fan Black Color

40*40*28mm dc DVD energy saving air cooler electric motor cooling fan

General Specifications

frame: plastic

impeller: plastic

bearing type: dual ball bearing

leadwire: ul 1007 AWG#24 or equivalent (+):red (-)black

motor: impdance protected and reverse polarity protected

Question & answer:

-1. What kind of cooling fans are supplied by your company?

Answer: we can provide DC cooling fan, AC cooling fan, EC cooling fan blower fan and cross flow fan.

-2. What kind of information should be provided by the customer before order?

Answer : please kindly advise Size, Rated voltage, Bearing type, Speed or air flow,Lead wires and specific function.

-3. How many kind of bearings for cooling fans are there in your compnay at present?

Answer : now we have two types bearing for the fan, sleeve bearing and ball bearing.

-4. How to detect the data of cooling fan in your company?

Answer: the speed and voltage are detected by the tachometer, air flow is found by wind tunnel we have a complete set of professional testing equipment.

-5. How to control the quality of products in your company.

Answer: 100% total testing before each fan dispatched,and Each completed a small part is also tested .

Specifications

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.