| Customization: | Available |
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| Material: | Plastic |
| Blade Material: | Plastic |
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12v 24v dc Brushless Motor Customization Low Noise Axial Cooling fan 40x40x28mm
Model |
Bearing Type | Rated Voltage |
Operation Voltage | Current |
Speed |
Air Flow | Static Pressure |
Noise Level |
Weight |
| VDC | VDC | A | RPM | CFM | mmH20 | dBA | g | ||
| DFH4028S | Sleeve | 12 | 10.8~13.2 | 0.18 | 8000 | 10.27 | 8.37 | 38.8 | 35 |
| DFM4028S | 0.15 | 6500 | 8.45 | 5.70 | 32.6 | ||||
| DFL4028S | 0.12 | 5000 | 6.42 | 3.27 | 25.4 | ||||
| DFH4028B | Ball | 0.18 | 8000 | 10.27 | 8.37 | 38.8 | |||
| DFM4028B | 0.15 | 6500 | 8.45 | 5.70 | 32.6 | ||||
| DFL4028B | 0.12 | 5000 | 6.42 | 3.27 | 25.4 | ||||
| DFH4028S | Sleeve | 24 | 21.6~26.4 | 0.13 | 8000 | 10.27 | 8.37 | 38.8 | |
| DFM4028S | 0.08 | 6500 | 8.45 | 5.70 | 32.6 | ||||
| DFL4028S | 0.05 | 5000 | 6.42 | 3.27 | 25.4 | ||||
| DFH4028B | Ball | 0.13 | 8000 | 10.27 | 8.37 | 38.8 | |||
| DFM4028B | 0.08 | 6500 | 8.45 | 5.70 | 32.6 | ||||
| DFL4028B | 0.05 | 5000 | 6.42 | 3.27 | 25.4 |
What is your factory like ?
Can quality be guaranteed ?
We strictly obey ISO-9001 and ISO-14001 which ensure our quality guarantee to customers. Besides, our fans are acquired safety certification of CE, TUV and UL. Meanwhile all fans meet RoHS standard. And we always adhere to the principle of "Customer foremost, Quality first, People-oriented" and focus on the partnership and joint interests of customers with the view of joint development and progress.
What about the packaging and sales capability ?
Has your company ever attended an exhibition ?
We attended many exhibitions and tradeshows at home and abroad---HKTDC Hong Kong Electronics Fair (Spring Fair) / (Autumn Fair), Brazil SP Electronics Show (2018) and Germany Munich Electronics 2018.
We entertained customers and visitors to our factory from domestic and abroad in the past years.
Warmly welcome the friends both China and abroad to visit our factory and have a cooperation.
What brands has your company cooperative with ?
FAQ
Q: How many workers do you have and how many production lines do you own ?
A: We have 207 workers in normal time, we employ more workers in peak season, about 250 workers.
We own 7 production lines.
Q: What's bearing type do you have and what is their lifetime difference?
A: We have sleeve bearing, hydraulic sleeve bearing and dual ball bearing. If sleeve fan, the lifetime is 25000hours, if hydraulic sleeve bearing, the lifetime is 30000hours, if ball bearing, the lifetime is 50000hours.
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