100X42mm 12V 24V DC Centrifugal Blower for Air Purifier

• Material: Plastic
• Blade Material: Plastic
• Type: Centrifugal Fan
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Electric Current Type: DC
• Mounting: Free Standing
• Certification: RoHS, CE
• Color: Black
• Voltage: 12V,24V
• Speed: 3300rpm
• Bearing: Ball /Sleeve Bearing
• Expected Life: 70000-30000hours
• Transport Package: Carton Box
• Specification: 100x42mm
• Trademark: MX/OEM/ODM
• Origin: China
• Production Capacity: 20000PCS/Day
• Package Size: 30.00cm * 27.00cm * 25.00cm
• Package Gross Weight: 0.250kg

Product Description

100x42mm 12V  24V Air Blowers Fans Air Exhaust Radial  Backward Curved DC Centrifugal Blower 

Applications:

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.
 

Detailed Product Description:

• Frame and Impeller: Frame:  Frame: Plastic (Flammability: UL 94V-0), Impeller: Plastic (Flammability: UL 94V-0)
• Expected life : See the table below. (L10 life: 90% survival rate for continuous operation in free air at     60ºC, rated voltage).
• Motor protection function : Locked rotor burnout protection, Reverse polarity protection.
• Direction of rotation: Counter-clockwise viewed from front of fan blade
• Operating temperature range: -10 to +70ºC (Non-condensing).
• Storage temperature : -40 to +70ºC (Non-condensing).
• Lead wire : Red Black or Blue Sensor Yellow.
• Mass : 200g
 

A: Specifications 

Standard operating condition is 25ºC, 65%RH ambient, unless otherwise specified.  

	Item	Specification	Test Condition
1	Rated Voltage	24V ±10%	DC power supply
2	Rated Current	1.28Amp (Typical)	DC power supply at Rated Voltage
4	Rated Power	30.72W	At Rated Voltage.
5	Starting Voltage	13.8V (Max.)	DC power supply
7	Speed	6000RPM  ±10%	Measured at 5 minutes after starting under 25±5ºC, 65±5%RH ambient
8	Acoustical Noise	58.5dB(A)(measurement tolerance ± 5 dBA)	Measured at typical speed with an acoustic microphone 1 meter away from the fan intake in a test chamber with  background noise level  below 18dB(A)
9	Static Pressure	1.83 Inch - H2O	Refer to PERFORMANCE CHART ITEM 9 at zero airflow.
10	Air Flow	118.99 CFM	Refer to PERFORMANCE CHART ITEM 9 at zero static Pressure.
11	Direction of rotation	Counter-anticlockwise	DC power supply, viewed from impeller.
12	Noise test	58.5dB-A

 

 

 B:  (Main Materials, Parts Specification):

 

Bearing	√ (Dual Ball Bearing)						◊		(Sleeve Bearing)
Frame	√	PBT of 94V-0.					◊		Die-cast Aluminum Alloy
Impeller	√	PBT of 94V-0.					◊		Steel
Bobbin	PBT of 94V-0.
Lead Wire	√		Red(+)	√	Black(-)	√		Blue(PWM)		1571   28#
	√		Yellow(FG)	◊	White(RD)	4 wires  300±10mm
Connector	No
Tube	No

 

  
C: Electrical Specification:

ITEM		Specification. Condition
Locked Rotor Protection	◊	Safety Condition
	√	Auto power off after locked at rated voltage for 1sec After auto power off ,circuit attempt restart in 2 to 6sec
Polarity Protection	√	Open circuit when Vcc&GND are exchanged
	◊	Circuit won't be burned within 5 seconds when Vcc &GND are exchanged
Insulation Resistance	10MΩ Between unshielded wire and frame at 500VDC/min
Dielectric Strength	5mA Max/ Measured b/w lead wire(+)and frame at 500VAC/min
Special Function	◊		Soft Start 5s (0 to Max speed)	◊	Current Limiter

 

Diamension (Unit:mm):

 

Company Information

 

 Shenzhen Topfan Technology Development Co., Ltd. is a professional fan design and processing enterprises. founded in 1996 in Shenzhen China, It's a manufacturer on AC fan and DC brushless fans. Products support  OEM, ODM and passed CE RoHS UL TUV certificated and good sellers both at home and abroad, the products mainly includs axial fans, cross flow fans (tangential fan), blower fans (centrifugal), being widely used in the information technology, network communications as well as industrial equipment, medical equipment, home appliances and others.
Workshop:

QC testing department:

Certification:

Packaging & Shipping:
You can choose the shipping way by yourself .

You can choose the freight forward company by yourself .

We can arrang the shipment according to your require .

If you have any requirements you could contact me soon .

 1.Samples delivery time is 7 working days . ( The quantity of free samples among 2 - 3 pcs . )

2 . Fans quantity : 1K ~ 5K ,the delivery time is 7 ~ 10 working days ;

Fans quantity : over 5K , the delivery time is 15 - 20working days

3 . International express : UPS / DHL / FEDEX and so on .