FAQ:

Q1: How long are you doing fan business ?

A1: 
More than 8years do fan business.

Q2: What is DC Fan and AC fan?

A2: 
DC fan is power by DC voltage,always is 5V 12V 24V 48V 60V and 72V. 
AC fan is power by AC voltage,always is 110V,220V and 380V.

Q3: How to choose DC fan?

A3: 
1 size of the fan samples:6025 (60*60*25mm)
2 Voltage 5V/12V/24V/48V
3 current 0.17A 
4 speed 5000RPM 
5 air flow 25CFM 
6 noise 40dBA
7 bearing type:choose ball bearing type or sleeve bearing type ? 
8 two wire or three wire 2wire
9 cable length 300mm
10 connector molex 2510 or no connector 
11 function FGRDPWMSoft Start ......

Q4: What is the delivery time?

A4: 
Sample lead time:5-10 days
Mass production Delivery lead time: 1 -3 weeks(Depend on the  quantity)

Q5: Can you tell me the normal DC fan Model?

A5: 
40*40*10mm 40*40*20mm 40*40*28mm
50*50*10mm 50*50*15mm 50*50*20mm 60*60*10mm 60*60*15mm 60*60*25mm
80*80*25mm 80*80*38mm 92*92*25mm 92*92*38mm
120*120*25mm 120*120*32mm  120*120*38mm  140*140*38mm  140*140*50mm
150*150*50mm 172*150*51mm  180*180*60mm  225*225*80mm  280*280*80mm