The centrifugal blower listed here carries 1.5KW-7.5KW, blade material Cast Iron, documented exactly as the manufacturer publishes it. Made by Henan Weto Machinery Co., Ltd. (8 years on the platform, typical reply ≤4h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Centrifugal Blower
- Model Number: WTB4-72
- Voltage: 1.5KW-7.5KW
- Blade Material: Cast Iron
- Impeller Material:: Cast Iron/Stainless Steel
- Warranty: 1 Year
- Place Of Origin: Henan, China
Technical Specifications
| Mounting | Free Standing |
|---|---|
| Voltage | 1.5KW-7.5KW |
| Blade Material | Cast Iron |
| Electric Current Type | AC |
| Warranty | 1 Year |
| After-Sales Service Provided | Field Maintenance and Repair Service |
| Place Of Origin | Henan, China |
| Brand Name | WETO |
| Model Number | WTB4-72 |
| Product Name | industrial centrifugal blower |
| Application | Industrial Ventilation |
| Size | according to your inquiry |
| Blades Diamter: | according to your inquiry |
| Motor | Chinese motor/Siemens Motor/ABB motor |
| Color | As you wish |
| Usage: | blowing air |
| Impeller Material: | Cast Iron/Stainless Steel |
| Frequency | 50HZ/60HZ |
| Total Pressure: | 1436~1811Pa |
| Packaging Details | Wooden cases or according to customers’ requirements. |
| Port Of Dispatch | qingdao port or other ports in china |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
| Supply Ability | 2500 sets per Day |
Product Details






Structural performance
6C and 8-20 have a transmission part, which has the highest rate and low noise. Stable performance curve.
1. Impeller-It consists of 10 backward tilting airfoil blades, curved wheel cover and flat back plate. It is made of steel plate
(cast aluminum alloy for B4-72). It is highly efficient after dynamic and static balance correction and operation test Stable and
reliable operation and good air performance. 2. Chassis-made into two different forms, of which 2.8-12 # chassis is made as a
whole and cannot be folded. 16—20 # is made into three-open type. In addition to being divided into two halves according to the
horizontal, the upper half is divided vertically into two halves along the center line. They are linked by bolts so that the
impeller can be put in or taken out during installation and maintenance.
3, air inlet-the overall structure, installed on the side of the fan, the cross-section parallel to the axis is a curved shape,
the role is to make the air flow into the impeller smoothly, and the loss is small.
4. Transmission-It consists of main shaft, bearing box, rolling bearing, pulley or coupling.


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Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1+ set: US $900 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this centrifugal blower?
The standard minimum order quantity is 1 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the centrifugal blower be supplied for my local voltage?
The standard configuration is 1.5KW-7.5KW. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Henan Weto Machinery Co., Ltd., based in China. The company 8 years as a verified Alibaba.com supplier, Trading Company. Browse the full Henan Weto Machinery Co., Ltd. range on HVACR Nexus.
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