CPAP Blower Fan 12VDC Brushless Mini Electric Bipap Fan Small Wonsmart Blower

• Material: PC
• Usage: for Experiment, for Air Conditioner, for Manufacture
• Flow Direction: Axial Flow
• Pressure: High Pressure
• Certification: RoHS, CE
• Model No: Ws4540-12-Nz03
• Model NO.: WS4540-12-NZ03
• Rated Voltage: 12V
• Current Level: 0.9A-1.6A
• Power Level: 10.8W-19.2W
• Air Flow: 7.2m3/H (4.23cfm)
• Air Pressure: 5kpa
• Speed Level: 45000rpm-49000rpm
• Noise Level: 48dba-68dba
• Color: Black
• Motor Type: DC
• Bearing Type: NMB Ball Bearing
• Motor: Three Phase Brushless
• Transport Package: 100 Units / CTN
• Specification: D45mm*40mm
• Trademark: wonsmart
• Origin: China
• HS Code: 8414519900
• Production Capacity: 180000 PCS Per Year

Product Description

Product Description

 

	Model No	WS4540-12-NZ03
	Rated voltage	12V
	Airflow	7.5m3/h
	Air pressure	5kpa
	Noise level	65dBA
	Color	Black
	Speed	44000rpm
	Driver board	Internal

 

Drawing

Related products

 

Part No
Voltage	12VDC	48VDC	24VDC
Air pressure	6KPA	32KPA	14KPA
Air flow	25m³/h	33m³/h	55m³/h
Speed level	35000rpm-43000rpm	13000rpm-15000rpm	26000rom-30000rpm
Noise level	50dab-73dba	69dba-90dba	58dba-83dba

 

Certifications

 

Packaging & Shipping

Unit size:  D106mm*H90mm

Unit weight: 365g;

Packing Method: Outer Carton+inner box;

Qty per Carton: 40pcs;

Carton Size: 55*23*23cm;

G.W. per Carton: 14.5 kgs;
 

 

Company Profile

 

FAQ

Are you factory or trading company?

We are factory with 4,000 square meters and we have been focus on high pressure BLDC
blowers for more than 10 years

Can you design a new blower fan if we give you target performance?
Yes, we offer ODM service for both blower fan and controller board

Can we connect this centrifugal air blower directly onto power source?

This blower fan is with BLDC motor inside and it needs a controller board to run.

What kind of power source shall we use to drive this blower fan?
Generally, our customers use 24vdc switching power supply or Li-on battery.

Do you also sell controller board for this blower fan?
Yes, we can supply adapted controller board for this blower fan.

How to change impeller speed if we use your controller board?
You can use 0~5v or PWM to change speed. Our standard controller board is also with a
potentiometer to change speed conveniently.

What is the MTTF of this centrifugal air blower?
MTTF of this centrifugal air blower is 20,000+ hours under 25 C degree.

Can we use this centrifugal air blower to suct water?
This blower fan can not be used to suck water. If you need to suck water, you can ask us to
choose proper item for this special working condition.

Can we use this centrifugal air blower to suck dust directly?
This blower fan can not be used to suck dust directly.If you need to suck dust, you can ask
us to choose proper item for this special working condition.

What can do if the working condition is dirty?
A filter is strongly recommended to assemble onto the the inlet of the blower fan

How to decrease the noise of the blower?
Many of our customers use foam, silicone to fill between blower fan and machine to insulate
the blower noise.