The Model 4-72 Multi-Blade Centrifugal Fan is widely used for industrial ventilation, air supply, and exhaust. Featuring high airflow, stable operation, and a compact structure, it is easy to install and maintain, with flexible configurations to meet different operating requirements.
1. High Airflow Capacity
Multi-blade impeller design delivers high airflow to meet the ventilation requirements of industrial and commercial applications.
2. Stable and Reliable Operation
Optimized impeller design and dynamic balancing ensure smooth operation and reduced vibration.
3. Compact Structure
Space-saving design allows easy installation, equipment layout, and system integration.
4. Low-Noise Operation
Multi-blade impeller design helps improve airflow performance and reduce operating noise.
5. Flexible Configuration
Various models, motor powers, rotational speeds, and drive configurations are available to meet different customer requirements.
Industrial Facility Ventilation
Used for air circulation and ventilation in production workshops, warehouses, and industrial buildings.
Building Ventilation
Designed for air supply and exhaust systems in commercial buildings, public facilities, and large-scale buildings.
Boilers and Heating Systems
Depending on specific operating conditions, suitable for general air conveyance and auxiliary ventilation systems.
Dust Collection and Exhaust Systems
Suitable for general industrial exhaust and supporting dust collection and ventilation systems. Specific dust conditions must be verified.
Machinery Manufacturing Industry
Used for equipment ventilation, workplace exhaust, and air circulation in machinery manufacturing facilities.
| Model | Speed(r/min) | Motor power(kw) | Total pressure(pa) | Airflow(m³/h) |
| 2.8A | 2900 | 1.5 | 606-994 | 1131-2356 |
| 3.2A | 2900 | 2.2 | 792-1300 | 1688-3517 |
| 3.2A | 1450 | 1.1 | 198-324 | 844-1758 |
| 3.6A | 2900 | 3.0 | 989-1578 | 2664-5268 |
| 3.6A | 1450 | 1.1 | 247-393 | 1332-2634 |
| 4A | 2900 | 5.5 | 1320-2014 | 4012-7419 |
| 5A | 1450 | 2.2 | 502-790 | 3864-7728 |
Q1: What are the main applications of the Model 4-72 Multi-Blade Centrifugal Fan?
A: It is mainly used for industrial plant ventilation, building ventilation, central air-conditioning systems, air circulation, and general industrial exhaust applications.
Q2: What are the key features of the Multi-Blade Centrifugal Fan?
A: The multi-blade impeller features numerous blades and a compact structure, making it suitable for ventilation and air delivery within a certain airflow range. Actual airflow and pressure depend on the fan model and operating conditions.
Q3: Can the fan be customized according to customer requirements?
A: Yes. Fan size, motor power, rotational speed, voltage, frequency, and installation configuration can be customized according to actual operating conditions.Q4: Can you provide product drawings and technical specifications?
Q4: Can you provide technical specifications and drawings?
A: Yes. Depending on the selected model, we can provide technical data including airflow, total pressure, rotational speed, power, product dimensions, and performance curves.Q5: Do you support overseas exports?
Q5: Do you support overseas exports?
A: Yes. We can coordinate product configuration, packaging, export transportation, and relevant technical documentation according to overseas project requirements.
