Key specification for this centrifugal blower: 110v/220v/230v/380v/400v/415v/460v etc, material Stainless Steel. Everything below is reproduced from the factory data sheet. Made by Guangzhou Xinfeng Fan Co., Ltd. (14 years on the platform, typical reply ≤5h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Centrifugal Blower
- Model Number: DZ
- Voltage: 110v/220v/230v/380v/400v/415v/460v etc
- Material: Stainless Steel
- Blade Material: carbon steel or stainless steel
- Speed: 4000 RPM, 1500 RPM, 2500 RPM, 3 000 RPM, 3500rpm, 5 000 RPM, 4500 RPM
- Warranty: 3 Years
Technical Specifications
| Mounting | Free Standing |
|---|---|
| Voltage | 110v/220v/230v/380v/400v/415v/460v etc |
| Motor Type | AC Motor |
| Speed | 4000 RPM, 1500 RPM, 2500 RPM, 3 000 RPM, 3500rpm, 5 000 RPM, 4500 RPM |
| Material | Stainless Steel |
| Blade Material | carbon steel or stainless steel |
| Warranty | 3 Years |
| After-Sales Service Provided | Field Maintenance and Repair Service |
| Customized Support | OEM, ODM, OBM |
| Place Of Origin | Guangdong, China |
| Brand Name | Suifeng |
| Model Number | DZ |
| Certification | CE/RoHS/ISO9001/CCC |
| Hertz | 50Hz/60Hz |
| Water Proof Standard | IP54/IP55/IP56 etc |
| Insulation Level | B/F/H |
| Motor | frequency conversion/explosion proof |
| Brand Of Motor | can be customized |
| Color | Standard color is silver gray.Other colors are customized. |
| Working Temperature | less than 600 ℃ degree Celsius |
| Size | depends on model |
| Selling Units | Single item |
| Single Package Size | 99X130X156 cm |
| Single Gross Weight | 10.000 kg |
Product Details






Model | Revolution (r/min) | Volume (m³/h) | Full presure (Pa) | Power (Kw) |
3.5A | 2840 | 552-847 | 2745-2744 | 1.5 |
4A | 2840 | 824-1264 | 3584-3597 | 2.2 |
2880 | 1410-1704 | 3507-3253 | 3 | |
4.5A | 2890 | 1174-2062 | 4603-4447 | 4 |
2900 | 2281-2504 | 2281-2504 | 5.5 | |
5A | 2900 | 1610-3166 | 4297-4112 | 7.5 |
2930 | 3488 | 1610-3166 | 11 | |
5.6A | 2930 | 2622-3619 | 5697-5323 | 11 |
3996-4901 | 5080 | 18.5 | ||
6.3A | 2930 | 3220-5153 | 7182-7109 | 18.5 |
2950 | 5697-5323 | 6954-6400 | 30 | |
7.1D | 2950 | 4610-7376 | 9149-9055 | 37 |
2970 | 8144-9988 | 3220-5153 | 55 | |
8D | 1440 | 3297-4616 | 5690-6978 | 7.5 |
1460 | 5275-7144 | 8857-8148 | 15 | |
2970 | 6594-11649 | 11717-11596 | 75 | |
2980 | 12968-14287 | 11340-10426 | 110 | |
9D | 1460 | 4695-7511 | 4453-4101 | 15 |
1470 | 8294-10171 | 5840-5495 | 22 | |
10D | 1470 | 6440-12450 | 5244-4958 | 30 |
1480 | 13952-15455 | 3182-2996 | 37 | |
11.2D | 970 | 5990-11580 | 2860-2705 | 15 |
12978-14375 | 7364-7236 | 22 | ||
1480 | 9047-15380 | 6927-6246 | 45 | |
17491-21713 | 9229-9310 | 75 | ||
12.5D | 1480 | 12577-18447 | 9068-7822 | 110 |
990 | 19888-28078 | 4917-4249 | 75 | |
14D | 1490 | 4917-4249 | 11464-9878 | 220 |






































1.Do you have MOQ?
2.How long is the product's warranty?
3.Can you provide OEM or ODM?
4.Are you a manufacturer or a trader?


Ordering and Pricing
- Minimum order quantity: 10 set
- Volume pricing:
- 10+ set: US $250 / 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 10 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 3 Years warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this centrifugal blower carry?
It is supplied with CE/RoHS/ISO9001/CCC documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the centrifugal blower be supplied for my local voltage?
The standard configuration is 110v/220v/230v/380v/400v/415v/460v etc. 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 Guangzhou Xinfeng Fan Co., Ltd., based in China. The company 14 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Guangzhou Xinfeng Fan Co., Ltd. range on HVACR Nexus.
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