48V Brushless DC Centrifugal Fan with PWM Speed Control - 35M³/H Air Flow, 12kPa Pressure for Breathing and Seeding Machines
Price:
Negotiable
MOQ:
5 sets
Delivery Time:
5-25days
Brand:
OWO
Product Description
Product Overview
High-performance 48V brushless DC centrifugal fan designed for demanding applications including breathing machines, seeding equipment, and industrial cooling systems. Features PWM speed control, intelligent operation, and reliable NMB ball bearings for extended service life.
Key Features
- High-speed operation up to 27,300 RPM with specialized NMB ball bearings
- Compact design delivering high pressure (12kPa) and airflow (35M³/H)
- PWM speed regulation with intelligent control capabilities
- Positive inversion and PG signal feedback for precise operation
- High efficiency brushless DC motor with Class F insulation
- IP54 rated for dust and water resistance
Applications
- Breathing machines and medical air pumps
- Seeding machines and agricultural equipment
- Air purifiers and ventilation systems
- Cooling equipment and industrial blowers
- Vacuum cleaners and hand dryers
Technical Specifications
| Parameter | OWB9290-24 | OWB9290-48 |
|---|---|---|
| Rated Voltage | 24VDC | 48VDC |
| Rated Current (Open) | 7A | 3.9A |
| Air Flow (Open) | 33M³/H | 35M³/H |
| Motor Speed (Open) | 22,000 RPM | 24,000 RPM |
| Rated Current (Closed) | 3.4A | 2.2A |
| Air Pressure (Closed) | 10.5kPa | 12kPa |
| Motor Speed (Closed) | 25,800 RPM | 27,300 RPM |
| Motor Pole | 4 | |
| Noise Level | 80 dBA | |
| Ball Bearing | NMB High-speed ball bearing | |
| Insulation Class | Class F | |
| Weight | 490 g | |
| IP Rating | IP54 | |
| Operating Temperature | -20℃ to 50℃ | |
| Service Life | 10,000 hours (at 40℃) | |
Product Images
Performance Characteristics
Dimensions
Wiring Configuration
| Pin | Wire Color | Function |
|---|---|---|
| 4 | Red | +5V |
| 5 | Purple | Hall A |
| 6 | Green | Hall B |
| 7 | Grey | Hall C |
| 8 | Black | GND |
| 1 | Yellow | Motor Phase A |
| 2 | Blue | Motor Phase B |
| 3 | White | Motor Phase C |
Operation Guidelines
- Avoid operation at maximum air pressure to ensure adequate airflow and safety
- Install intake filter to extend bearing service life
- Correct rotation direction is counter-clockwise (CCW)
- Do not use in high temperature, high humidity, or strong magnetic field environments
- Use appropriate power supply matching rated specifications
- Contact manufacturer for compatible driver/controller models
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Changzhou Bextreme Shell Motor Technology Co.,Ltd
Location
No.8 Tianshan road, Xinbei district,Changzhou,Jiangsu,China.
Contact Person
Sharon Xiao