High-Pressure Centrifugal Blower with Low Energy Consumption

• Customization: Available
• Material: FRP
• Usage: for Experiment, for Air Conditioner, for Manufacture
• Model NO.: S4-72-11
• Flow Direction: Centrifugal
• Pressure: High Pressure
• Certification: ISO, CE
• Air Volume: 3, 800-77500 M³/H
• Air Pressure: 500PA-2500 PA
• Applicable Temprature: -50°c-70°c
• Features: Corrosion-Resistance, High Efficiency, Low Noise
• Motor Brand: Siemens/Westinghouse/Baldor
• Motor Capacity: 1.1kw-75kw
• Voltage: 220V/380V/400V/415V/440V/450V/660V/1140V
• Frequency: 50Hz
• Rotation Speed: 2900rpm/1450rpm/960rpm/730rpm/630rpm/500rpm
• Impeller Structure: Backward/Forward
• Blade Material: FRP, Carbon Steel, Stainless Steel, Aluminum Alloy
• Certifications: CE, ISO 9001, SGS Anti-Corrosion Test Report
• Exporting Countries: USA, Canada, Russia, Countries of West & East Asia
• Warranty: 1 Year
• MOQ: 1 Unit
• Transport Package: Heavy Carton, Wooden Crate, Steel Strap Bundling
• Specification: Customer′s Request
• Trademark: Shuangyi
• Origin: China
• HS Code: 841459300
• Production Capacity: 10000 Pieces/Year

Product Description

Product Description

The SYS4-72 High Volume Centrifugal Forced Draft Fan is specifically designed for industrial cooling and dust extraction applications, delivering outstanding airflow performance and operational reliability. Featuring a robust FRP composite construction, this fan demonstrates excellent corrosion resistance and lightweight durability, rendering it highly suitable for challenging environmental conditions.

Key Features

 

High Performance: Delivers substantial airflow capacity (up to 150,000 m³/h) and high static pressure (1.6 kPa), ensuring efficient cooling and effective dust extraction.  

Energy Efficiency: Equipped with an advanced IE5 motor, which minimizes energy consumption while maintaining optimal performance levels.  

Quiet Operation: Designed to operate at low noise levels (≤85 dB(A)), complying with stringent workplace safety regulations.  

Customizable Design: Available in both horizontal and vertical configurations, with optional silencers and a range of flange sizes (DN400-DN1600).  

Wide Temperature Range: Capable of handling gases within the temperature range of -20°C to 120°C, demonstrating adaptability to extreme operating conditions.  

 

Product Parameters

1. Basic Technical Parameters

Parameter	Specification	Unit
Air Volume	12,500 - 150,000	m³/h
Air Pressure	360 - 16,000	Pa
Impeller Diameter	400 - 1,600	mm
Rotation Speed	1,450 / 2,900	rpm
Motor Power	1.1 - 25+	kW
Voltage/Frequency	380V/50Hz (Customizable)	V/Hz
Material	Full FRP / Steel Frame + FRP Composite	-
Blade Type	Backward-curved / Forward-curved	-

2. Material & Structure

Parameter	Specification	Description
Housing Thickness	5 - 8	mm (2 - 3 mm anti-corrosion layer)
Impeller Material	FRP Molding / Fiberglass Reinforced	Corrosion-resistant, anti-aging
Drive Method	Belt Drive / Direct Drive	Optional reducer available
Installation Method	Horizontal / Vertical / Wall-mounted	Customizable brackets supported

3. Performance Parameters

Parameter	Specification	Test Standard
Efficiency	≥85%	GB/T 1236-2017
Vibration Intensity	≤2.8	mm/s
Noise Level	≤85	dB(A) (ISO 5801 Standard)
Temperature Range	-20ºC ~ 120ºC	Short-term peak: 150ºC

4. Application Parameters

Parameter	Application Scenarios	Industry Cases
Gas Type	Corrosive gases (HCl/sulfuric acid mist), dust, high-temperature gases	Chemical, electroplating, environmental protection
Medium Handled	Acid/alkaline waste gas, dusty air	Steel plants, cement factories, pharmaceutical workshops
Maximum Dust Concentration	≤1,000	mg/m³ (Optional dust filter available)

Detailed Photos

 

Applications

 

- Industrial cooling systems, including steel mills and power plants.  

- Dust collection in mining, cement, and manufacturing facilities.  

- Ventilation systems in chemical processing plants and wastewater treatment facilities.  

 

Certifications & Service

Certified under CE, ISO 9001, and SGS anti-corrosion standards.  
Includes a comprehensive 1-year warranty covering parts and labor, along with round-the-clock technical support (24/7).  

 

Packaging & Shipping

Our Advantages

ABOUT US

Shandong Shuangyi Group Co., Ltd. was founded in 1984 and has since developed into a modern enterprise specializing in the research, development, production, and sales of ventilation equipment. The company's headquarters are situated in Jinan City, Shandong Province, known as the "Hometown of Springs in China." At the same time, its production base is located at the Xinhua Industrial Park, Dezhou, Shandong Province. Shandong Shuangyi Group Co., Ltd. is an internationally certified enterprise, holding ISO 9001 quality management system certification.

The company's primary products include a wide range of centrifugal fans, axial-flow fans, diagonal-flow and mixed-flow fans, firefighting fans, cabinet fans, wall-mounted fans, no-power exhaust fans, kitchen exhaust fans, and three-phase asynchronous motors, among others. Additionally, the company is capable of designing and manufacturing various non-standard and specialized exhaust equipment as well as custom fans according to specific customer requirements.

FAQ
 

1. Q: Are you a Trading Company or a Manufacturing Factory?
A: We are both a manufacturer and a trading company. With our factory operating for nearly 40 years, we offer excellent service tailored to meet the needs of our overseas customers. We'd be delighted to assist with any inquiries you may have!

2. Q: I am interested in your products. Could I get a free sample?
A: If we have stock available, we can provide a few free samples at no charge. You would only need to cover the shipping costs. Please feel free to send us your inquiry for more details on obtaining free samples!

3. Q: How about the delivery time?
A: Delivery typically takes 7-15 days after receipt of the deposit, depending on the minimum order quantity (MOQ). For orders filling a 20ft container, it usually takes 15-35 days to complete. We're happy to provide a more precise timeline based on your specific order quantity- just let us know!

4. Q: How can you guarantee product quality?
A: Our quality control system strictly adheres to ISO 9001:2015 standards. Additionally, we have a professional QC team that ensures every product meets our high standards. Before packaging, each item undergoes a final inspection by our dedicated packaging workers, following detailed quality control (QC) instructions.

5. Q: What are the payment terms?
A: Our standard payment methods include T/T, L/C at sight, Western Union, and Alipay. However, we're always open to discussing options that best suit your needs.

6. Q: Can you do OEM for me?
A: Absolutely! We welcome all OEM orders. Share your design with us, and we'll provide you with a competitive and reasonable quote promptly. Let's work together to bring your ideas to life!

Purchasing Notes

1. If you only know the volume or area of your warehouse, plant, or workshop, such as its dimensions (length, width, and height), please don't hesitate to contact us promptly. Our engineers will be happy to help design the specifications and quantity of the product tailored to your needs.

2. If you cannot find the required specification parameters in the parameter table, please let us know your specific requirements. We will provide you with a fully satisfactory design solution.

3. Once you have confirmed your choice of our products, please place an order and make payment. Afterward, we will arrange for delivery as quickly as possible. Additionally, if there are no changes to your order before shipment, we will send you a thoughtfully prepared gift as a token of appreciation.

4. If you encounter any difficulties during transportation, please don't hesitate to contact us at any time. We will work closely with you to develop a cost-effective plan that minimizes freight expenses as much as possible.