Shenzhen Topfan Technology Development Co., Ltd.
Shenzhen Topfan Technology Development Co., Ltd. We just do the best cooling fan!
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5 " dc computer 120mm12 volt pc custom fans for computer cooling
| Notice |
| 1. If you want another rpm or voltage or special functionm Please contact with us directly . |
| 2. The size , voltage, power & speed can be made according to your requirements ! |
| 3. Could be made with waterproof function |
| 4. We're professional manufacturer of cooling fans for 11 years' experience |
| 5. On time delivery |
| 6. We offer 30000 hours warranty for sleeve bearing fans , 50000 hours warranty for ball bearing fans |
| 7. We can also provide fans with longer use time. |
Dimensions:
Performance Curve:
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 .