Key specification for this centrifugal fan: 415V, 480V, 460V, 400 V, 380 V, power source type Corded Electric. Everything below is reproduced from the factory data sheet. Made by Decent Machinery Co., Ltd. (10 years on the platform, factory-assessed). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Centrifugal Fan
- Model Number: 4-72-8D, 9-19-10D
- Power Source Type: Corded Electric
- Power Supply: 220V 380V 415V
- Voltage: 415V, 480V, 460V, 400 V, 380 V
- Material: Stainless Steel, Plastic, Cast Iron, Aluminum, Fiberglass, Carbon Steel, Aluminum Alloy, Steel , Q235
- Blade Material: Cast Iron
Technical Specifications
| Duct Diameter | 4 in, 6in, 14 in, 20 in, 16 in, 18 in |
|---|---|
| Mounting | Free Standing |
| Voltage | 415V, 480V, 460V, 400 V, 380 V |
| Speed | 2000 RPM, 3 000 RPM, 5 000 RPM |
| Material | Stainless Steel, Plastic, Cast Iron, Aluminum, Fiberglass, Carbon Steel, Aluminum Alloy, Steel , Q235 |
| Blade Material | Cast Iron |
| Power Source Type | Corded Electric |
| Warranty | 1 Year |
| Customized Support | OEM, ODM, OBM |
| Noise Level | 80dB |
| Place Of Origin | Shandong, China |
| Brand Name | Decent Machinery |
| Model Number | 4-72-8D, 9-19-10D |
| Motor | 100% Copper Wire |
| Feature | High Efficiency |
| Color | Customers’ Requirements |
| Bearing Type | NSK |
| Frequency | 50 Hz/60Hz |
| Application | Industrial Ventilation |
| Noise | 62dB |
| Brand | DECENT |
| Power Supply | 220V 380V 415V |
| Impeller | Dynamic Balanced |
| Selling Units | Single item |
| Single Package Size | 120.00X85.00X150.00 cm |
| Single Gross Weight | 500.0 kg |
Product Details
Exhaust Fans Industrial Use High Temperature Centrifugal Fan Fire- Fighting High Temperature Fume Axial Fan
Both ferrous and non-ferrous foundries use a wide variety of DECENT MACHINERY fans for combustion air, sand-handling, mold-drying, shaker table dust control, grinding, and deburring operations. The largest fans in the foundry are part of the pollution control systems in the melting shop. These fans can be part of filtration or scrubber systems. They are very high-energy consumers and DECENT MACHINERY attempts to find the highest-efficiency fans for these applications. Some foundries incorporate heat treating and additional machining operations that require high-temperature recirculation fans and additional dust control.
By carrying the most comprehensive line of products, DECENT MACHINERY is able to engineer individual, customized solutions for any application in the Foundry industry. Our high-quality fans and blowers are the trusted choice in a number of key vertical markets, while also covering a wide spectrum of specific requirements for a variety of niche businesses. See the chart below for typical design features and available materials, or contact us to request a quote for foundry pollution control fans & blowers.






| newly technology centrifugal for sale | |||
| Performance | Pressure range | Pa | 2435~104461 |
| Airflow range | m3/h | 2033~1230000 | |
| Impeller diameter | mm | 400~2000 | |
| Speed | rpm | 750-3300 R/min | |
| Material | centrifugal fan case | Design | Q235, Q345, stainless steel |
| 45# steel, Q304, SS304,SS316L | |||
| centrifugal fan shaft | |||
| centrifugal fan impeller | Q304, 12Cr1Mov,15Crmov, 15MnV | ||
| Medium | 10—500°C | Incombustible | Dustiness |
| Motor | , ABB, WEG, TECO, LA | 3 phase | IP 54,55,56 |






Characteristics of Single Inlet Industrial Boiler Centrifugal Exhaust Fan 2500 CFM:
- Can satisfy different dust loading conditions that low dust loading to a good deal dust loading, the surface hardness of the impeller can reach HRC60~70 after special processing, greatly extending the impeller's service life.
- Using liquid lubricating oil, no need to open the bearing housing when changing or filling lubricating oil. Easy to observe the lubricating oil's quality and stock through the inspection window on the bearing housing body of the exhaust fan.
- Bearing housing reserves installation place for temperature and vibration sensors can install easily on the fan-running monitoring device.
- Bearing housing adopts labyrinth-type mechanical seal, the unique design of spill prevention of inner, vent hole design on top, commis-sure coated with sealing grease, completely eliminating bearing housing oil leak.






- 24*7 hours online service.
- More than 100 customers visited us and felt very satisfied.
- Exported to over 120 countries.
- CE, ISO, SGS, ETA, MA, AMCA
- Live video for the workshop via WhatsApp WeChat or youtube.
- Oversee technical support at your site.
- Better customers' experience after sales: we visit our customers each year.
- Production according to your drawing(2D/3D).
- Famous motor brand(Siemen/ABB/TECO/WEG).
- High standard quality control- Testing video/Testing report available.
- Welding / Materials testing report available.
- Surface Treatment: automatic electrostatic powder coating ( ie spray) or spray paint.
- Corrosion protection and rust removal treatment.
- Tracking number for each piece of equipment available.
























1. Price Term: FOB, CFR, CIF.
2. Professional engineering team will help you find solutions.
3.12 months warranty and long-term marketing, after-sale support.
4. Certification of Origin, Form A, Form E, Form B, Form P, Form F, Form N, and Form X are offered to help you save on duty costs.
5.24 hours of service online, If any questions, please contact us freely by e-mail or telephone.
6. Our minimum order quantity is just only 1 piece, so you can order one sample to test quality, if good, can order more.
7. We have full stock, and can deliver within a short time. Many styles for your choice.
8. OEM and ODM order are accepted, and any kind of logo printing or design are available.
Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1–9 set: US $5000 / set
- 10–49 set: US $2000 / set
- 50+ set: US $999 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this centrifugal fan?
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 fan be supplied for my local voltage?
The standard configuration is 415V, 480V, 460V, 400 V, 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 Decent Machinery Co., Ltd., based in China. The company 10 years as a verified Alibaba.com supplier, Trading Company, passed third-party supplier assessment. Browse the full Decent Machinery Co., Ltd. range on HVACR Nexus.
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