The axial flow duct fan listed here carries 380 V, 5900m3/h, documented exactly as the manufacturer publishes it. Made by Weifang Sailair Ventilation Equipment Co., Ltd. (1 year on the platform, typical reply ≤1h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Axial Flow Duct Fan
- Model Number: SFP4-4-0.55KW
- Power Source: Electric
- Voltage: 380 V
- Air Flow: 5900m3/h
- Material: Cast Iron
- Blade Material: Stainless Steel
Technical Specifications
| Blade Diameter | 16 in |
|---|---|
| Voltage | 380 V |
| Speed | 1450RPM |
| Type | Axial Flow Fan |
| Material | Cast Iron |
| Blade Material | Stainless Steel |
| Mounting Type | Duct Fan |
| Bearing Type | Ball Bearing |
| Power Source | Electric |
| Warranty | 2 Years |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM |
| Place Of Origin | Shandong, China |
| Brand Name | Sailair |
| Model Number | SFP4-4-0.55KW |
| Product Name | Ventilation Exhaust Fan |
| Motor | Copper Motor |
| Brand | Sailair |
| Body Material | Steel, can change to stainless steel |
| Application | various workplaces facilities such as chemical, mining etc. |
| Color | Bule, red, white, black, orange etc. support customized |
| Fan Body Size | 460*410*330mm |
| Air Flow | 5900m3/h |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details




Category & Specification | Model Specification | Dimensions (mm) | Power (KW) | Rotational Speed (r/min) | Air Volume (m³/h) | Total Pressure (Pa) | Noise (dBA) |
Axial flow fan | SFP2.5-4-0.09KW | 250MM | 0.09-4 | 1450 | 1000 | 35 | 60 |
SFP2.5-2-0.25KW | 250MM | 0.25-2 | 2800 | 2100 | 215 | 72 | |
SFP3-4-0.12KW | 300MM | 0.12-4 | 1450 | 2000 | 59 | 62 | |
SFP3-2-0.37KW | 300MM | 0.37-2 | 2800 | 3000 | 230 | 74 | |
SFP4-4-0.55KW | 400MM | 0.55-4 | 1450 | 5900 | 167 | 74 | |
SFP4-2-1.5KW | 400MM | 1.5-2 | 2800 | 10000 | 320 | 83 | |
SFP5-4-0.75KW | 500MM | 0.75-4 | 1450 | 10000 | 200 | 78 | |
SFP5-2-2.2KW | 500MM | 2.2-2 | 2800 | 18700 | 300 | 80 | |
SFP6-4-2.2KW | 600MM | 2.2-4 | 1450 | 18700 | 300 | 86 | |
SFP7-4-3KW | 700MM | 3-4 | 1450 | 24500 | 350 | 86 | |
SFP8-4-4KW | 800MM | 4-4 | 1450 | 37200 | 435 | 88 | |
SFP10-6-5.5KW | 1000MM | 5.5-6 | 960 | 50000 | 260 | 88 |


































Ordering and Pricing
- Minimum order quantity: 2 set
- Volume pricing:
- 2–99 set: US $35 / set
- 100–299 set: US $30 / set
- 300+ set: US $28.5 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this axial flow duct fan?
The standard minimum order quantity is 2 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 2 Years warranty. Spare parts and technical support remain available after the warranty period.
Can the axial flow duct fan be supplied for my local voltage?
The standard configuration is 380 V. 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 Weifang Sailair Ventilation Equipment Co., Ltd., based in China. The company 1 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Weifang Sailair Ventilation Equipment Co., Ltd. range on HVACR Nexus.
See more in Inline Duct Fans on HVACR Nexus.

























