Бесщеточный поперечный вентилятор 24 в 12 В постоянного

1. Bearing: High precision 2 ball bearing or Sleeve/oil bearing;
2. Material:
(1)Impeller: It adopts aluminum-magnesium alloy, which has the advantages of light weight, high strength, large air volume, low noise, low vibration, good temperature resistance and long service life.
(2)Air duct: Its guard plate is made of galvanized sheet (the surface is made of primary color or blackened);
(3)Connector: EPDM anti-fatigue and high temperature resistant silicone rubber parts;
3. Fan Rotation:
(1)Face to the fan outlet, motor on left side, COUNTERCLOCKWISE.
(2)Face to the fan outlet, motor on right side, CLOCKWISE.
4. Operating Temperature: -20°C ~ 70°C
5. Motor: DC brushless motor
6. Insulation grade: standard grade is B grade (up to grade H).
7. Fan Rotation: standard Clockwise (If need Counterclockwise, please tell us)
8. Lead Wire: Standard RED: Positive(+); BLACK: Negative(-) Wire insert: 2.5-2P / NOP(Tin exposed 5mm)
9. Protection: Reverse protection; Auto Re-start protection.
10. Certification: CE, RoHS

Model	Rated Voltage	Operating Voltage Range	Rated Current	Rated Input Power	Speed	Max  Air Flow	Max Static Pressure	Noise
	VDC	VDC	Amp	Watt	R.P.M	m3/min / CFM	mmH2O / INH2O	dB-A
SF40250S/BM	12	6to13.5	0.25	3.00	1500	1.26/44.5	1.66/0.065	40.0
SF40250S/BH	12	6to13.5	0.50	6.00	1800	1.51/53.3	1.80/0.071	44.0
SF40250S/BM	24	18to25.5	0.30	7.20	1800	1.51/53.3	1.80/0.071	44.0
SF40250S/BH	24	18to25.5	0.40	9.60	2000	1.68/59.2	1.92/0.076	46.0

FAQ

1. SFxxxxS/BL is two models, SFxxxxSL, SFxxxxBL

2. "S" for Sleeve bearing; "B" for 2 ball bearing
3. Features: Reverse protection; Auto Re-start protection
4. Optional functions: PWM/FG/RD
5. OEM: label, voltage, speed, wire length, wire connector, etc.

Q1: Are you a factory or trading company ?
A1: We are a factory.

Q2: What is DC Fan and AC fan?
A2: DC fan is powered by DC voltage,normal voltage is 5V 12V 24V.
AC fan is powered by AC voltage,normal voltage is 110V,220V and 380V.

Q3:How about the lifetime of fan?
A3:

Bearing type	Lifetime
Sleeve Bearing	20000 hours
Hydraulic Sleeve Bearing	30000 hours
Dual Ball Bearing	50000 hours

Q4: What effects the quoted price for the fan?

1 size of the fan,   

2 voltage,  

3 current,
4 speed,   

5 air flow,    

6 noise,
7 bearing type,  

8 two wire or three wire,   

9 cable length,
10 connector type,  

11 function,  

12 quantity

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SF40250

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