12V BLDC centrifugal large air volume inflator vortex built-in blower small particle number blower

Name: 12V BLDC centrifugal large air volume inflator vortex built-in blower small particle number blower
Brand: junqi
SKU: OWB4540-12V
Price: 35.5 USD
Availability: InStock
Rating: 5 (164 reviews)

Product Details:

Place of Origin:	China
Brand Name:	junqi
Certification:	CE,Rohs
Model Number:	OWB4540-12V

Payment & Shipping Terms:

Minimum Order Quantity:	1 set
Price:	USD35.5~ USD26.5
Packaging Details:	Carton+packing foams
Delivery Time:	5-30days
Payment Terms:	T/T, L/C
Supply Ability:	1000 pcs per day

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Detailed Product Description

Product Name:	BLDC Blower	Rated Voltage:	12VDC
Rated Current:	1.1A (Outlet Sealed)	Motor Speed(open):	44000RPM(Outlet Sealed)
Driving Motor:	3 Phase Brushless DC Motor	Bearing:	NMB Ball Bearing
Air Pressure:	6Kpa (Outlet Sealed)	Noise:	65dBA
Net Weight:	85g	IP Grade:	IP 54
Service Life:	10000 Hours

OWB4540 Series Brushless DC air blower

1: Brushless DC Air Blower Features:
1: High speed, specialized high-speed ball bearing(NMB) offering long service life and lower noise

2: High pressure and airflow output by compact size design

3: High efficiency, much more efficient than brush motor blower

4: High reliability, specialized controller make the working more reliable

5: High intelligent, PWM speed regulation, positive inversion, PG signal feedback, intelligent controlling

2: Products Parameters

Model	OWB4540-12V	OWB4540-12V
Rated Voltage	12VDC	24VDC
Outlet Open
Current	1.9A	0.5A
Rated Speed	37500rpm	42000rpm
Air Flow	8.5m³/h	7m³/h
Outlet Sealed
Current	1.1A	0.5A
Speed	44000rpm	45000rpm
Air Pressure	6.0Kpa	4.5Kpa
Resistance-Phase to phase	0.42~0.52 Ohm	0.42~0.52 Ohm
Induction-Phase to phase	0.13~0.17mH	0.13~0.17mH
Motor Pole pairs	1	1
Noise	65dB(A)	65dB(A)
Blower Fan Motor Parameters
Motor Type	Three Phase Brushless DC Motor
Bearing Type	NMB Ball Bearing
Insulation Class	Class F
Protect Class	IP54
Operating Temperature range	-20℃~+60℃(No Condensation)
Hall Effect Sensor	NO/
Speed@hall sensor frequency	1Hz=60r/min
Service Life MTTF(25℃ Rated Operation Point)	10000 hours
Weight	85g
Matched Driver	Integrated

3: Products performance

12V BLDC centrifugal large air volume inflator vortex built-in blower small particle number blower 0

4: Overall dimensions

12V BLDC centrifugal large air volume inflator vortex built-in blower small particle number blower 2

5: Attentions

1: Do not working under the max air pressure, the air flow is too small at max air pressure, and it's not safe for using.
2: Add a filter attach to the intake makes the blower bearing longer service life.
3: The correct rotation direction is CCW
4: Do not use the blower in High temperature ,high humidity, high magnetic fields
5: Please use suitable power supply for the blower.

7: Brushless DC Air Blower Applications:
1: Buffer air cushion
2: Intelligent closestool
3: Electric-Drive phlegm-Sucker
4: Central ventilation system
5:Air purifier
6:Hand dryer
7: Air bubble machine
8: Ventilating device
9: Vacuum cleaner
10: breathing machine
11: air pump
12: Cooling equipment

Packing:

12V BLDC centrifugal large air volume inflator vortex built-in blower small particle number blower 4

FAQ:

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.