CPU Micro Blower Cooling Fan 20x20x8mm / Mini Centrifugal Motor 3.3V 5V dc ventilation fan
DC Micro Blower Fan 20 x 20 x 8mm , low noise and long life expectancy, Topfan’s fan products are utilized by all type of machines which required heat reduction systems, such as UPS systems; Telecommunication equipments; Ventilating systems; LED Digital signage; Disports/exercise equipments; Medical instruments.
Description About Our Company :
Shenzhen Topfan Technology Development Co ., Ltd is a medium - sized enterprise which integrates production , research , development and sales . It has 3000 flat plant and professional design and production team . At present , the company has production development department , Q & C department ,R & D department , the domestic sales department and overseas sales department .
1. Specification:
2.EXPECTED LIFE SPAN (MTBF)
At a standard operating condition of 10±5℃, 80±5%RH ambient
HYDRAULIC Bearing:20000 hrs , Continuous operating under 45℃ 65%RH
HYDRAULIC Bearing:10000 hrs , Intermittent operating under 85℃ 65%RH
3. RELIABILITY
| | Item | Specification | Test Condition |
| 1 | Locked Rotor Test | Flameproof and damage free | Rotor locked for 72 hrs with Rated Voltage |
| 2 | Reverse Voltage Test Protection | Yes | Reverse with Rated Voltage |
| 3 | Balance Test | No protruding beyond the circle within 10 seconds | The fan runs in a circle, scaled by
fan radius plus 10mm |
| 4 | Drop Test | All specified characteristics remain unchanged | Drop D.U.T.(The standard packing) from the test machine at 76cm below. Individual one angle, |
| 5 | Vibration Test | All specified characteristics remain unchanged | Ambient temp.:25 ºC±5 ºC with Rated Voltage Amplitude:0.4-2.5 mm Acceleration:14.7 S/m2 Frequency:10HZ-60HZ Sweeping period:1 min 10HZ-60HZ:30 seconds 60HZ-10HZ:30 seconds Total:10 cycles |
| 6 | High/Low Temperature Cycling | All specified characteristics remain unchanged | 20 minutes slew rate +85 ºC (1 hr) ,–10 ºC (1 hr) Total:36 cycles with Rated Voltage |
| 7 | Low Temp. Storage | All specified characteristics remain unchanged | Tested under standard condition ；after 500hrs, 20 ºC storage, without power supply. |
| 8 | High Temp. Storage | All specified characteristics remain unchanged | Tested under standard condition ；after 500hrs,45ºC storage, without power supply. |
| 9 | Dielectric Strength | Max 1mA of leakage Current | Input 500V(AC) for 1 sec between lead (+/-) and housing |
Q1. Are you factory?
A1. Yes.welcome to visit our factory.
Q2. All products have a warranty?
All kinds of products at least 1 year warranty.
Q3. Can we design packaging?
A3. Yes.Default is regular packing,we can make customer's own packing.
Q4. Can we add our logo on products?
A4. Yes.
Q5. How to control the quanlity of products in your company.
A5: 100% total testing before each of fan leaves our factory.
Q6. can we customize product?
A6. Yes, OEM&ODM.
Any more information , please feel free to contact Helen --→
We will reply you within 2 hours . Thanks
Skype : helen860615
QQ : 304994675
Tel : 86 755 26070926
Mobile :0086-15818540201
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3.3V 5V DC 20x20x8mm CPU Micro Blower Cooling Fan Images
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