4-72 Series High Airflow Warehouse Cooling Fan for Factory and Storage Areas

• Customization: Available
• Application: Ventilation Fan
• Type: Centrifugal Fan
• Model NO.: 4-72
• Phase: Three
• Operation Condition: Indoor
• Usage: Protection
• Winding Form: Single Layer & Tightly Wound Type
• Insulating Medium: Epoxy Resin
• Installation: Extension Type
• Magnetic Circuit Structure: Combined Type
• Voltage Transformation Principle: Electromagnetic Type
• Life Time: 40000h+
• Type of Protection: IP55 / IP65
• Rotor: Electrophoresis
• After-Sales Service Provided: Online
• Color: Green, Red, Blue, Yellow, Purple, Silver etc.
• Transport Package: Wooden Packing
• Specification: Different models, different sizes
• Trademark: HNDING
• Origin: Shandong, China
• HS Code: 8414593000
• Production Capacity: 10, 0000 Units/Year
• Package Size: 190.00cm * 150.00cm * 180.00cm
• Package Gross Weight: 204.000kg

Product Description

4-72 Series High Airflow Warehouse Cooling Fan for Factory and Storage Areas

The 4-72 Series High Airflow Warehouse Cooling Fan is a robust and reliable ventilation solution designed for large industrial spaces such as factories, warehouses, and storage areas. Engineered with high-efficiency impellers and a sturdy steel casing, this fan ensures powerful air circulation, maintaining a cooler and more comfortable working environment even in high-temperature conditions.

With its aerodynamic design and precision-balanced blades, the 4-72 Series delivers stable performance, low noise, and long service life. It supports various installation methods, including floor-mounted, wall-mounted, and duct-connected setups, making it a flexible choice for different ventilation needs.

This fan is ideal for exhausting hot air, fumes, and dust or providing fresh air circulation in industrial environments. Whether for cooling production workshops or improving air quality in storage rooms, the 4-72 Series fan delivers dependable performance with low energy consumption.

Specification

Applications

Warehouses: Effective in circulating air and reducing indoor temperature buildup.
Factories & Workshops: Helps in ventilating fumes, dust, and heat from machinery operations.
Storage Facilities: Maintains consistent airflow to preserve product quality in storage.
Textile & Garment Industries: Improves indoor air quality and worker comfort.
Chemical Plants: Assists in exhausting vapors and maintaining air safety.
Agricultural Buildings: Suitable for large barns, poultry houses, and greenhouse ventilation.
Logistics Centers: Enhances ventilation in areas with high movement of goods and equipment.
Loading Docks & Production Lines: Keeps air fresh and minimizes heat accumulation in busy operational zones.

Key Configurations

High Airflow Performance: Designed to deliver strong and consistent airflow, ideal for large industrial spaces.
Durable Construction: Made from high-quality steel with anti-corrosion coating for long-term reliability.
Low Noise Operation: Aerodynamic blade design ensures smooth airflow with minimal noise.
Energy Efficient: Optimized motor and impeller design reduce energy consumption while maintaining powerful ventilation.
Flexible Installation: Supports wall-mounted, duct-mounted, or floor-mounted configurations.
Multiple Sizes Available: Offers a range of diameters and airflow capacities to meet specific ventilation requirements.
Wide Voltage Compatibility: Available in various voltage and frequency options to suit different industrial standards.
Easy Maintenance: Simple structure with accessible components for quick cleaning and servicing.
Overheat Protection: Equipped with motor protection for safe and stable operation.
Customizable Options: Available with adjustable speed controls and optional silencers upon request.

Right elevation

Left elevation

Front elevation

Technical Specifications

(Custom configurations available upon request.)

4-72 centrifugal fan performance table
Machine Number	Rotating Speed r/min	Flow m3/h	Full Pressure Pa	Full Pressure %	Full Pressure KW	Required power KW	Electric motor
							Model	Power kw
3.2A	2900	1688	1300	69.3	0.88	1.23	Y90L-2 (B35)	2.2
		1955	1263	73.2	0.93	1.31
		2209	1220	75.5	0.99	1.38
		2476	1160	76.8	1.03	1.34
		2729	1091	76.9	1.07	1.39
		2996	1006	75.6	1.1	1.43
		3250	918	73.2	1.13	1.47
		3517	792	69.3	1.11	1.45
4A	2900	4012	2014	77	2.89	3.47	Y132S1-2 (B35)	5.5
		4506	1969	80.3	3.05	3.66
		4973	1915	82.5	3.18	3.82
		5468	1830	84.1	3.28	3.94
		5962	1723	84.6	3.35	4.02
		6457	1606	83.7	3.42	4.11
		6924	1459	81.4	3.43	4.11
		7419	1320	77.5	3.49	4.19
4.5A	2900	5712	2554	77	5.21	6	Y132S2-2(B35)	7.5

Drawings & Dimensions

Detailed CAD drawings and dimensional diagrams are available for download here or upon inquiry. Our engineering team can provide tailored designs to meet specific project requirements.

After Sales Service

Standard Warranty: 18 months or 5,000 operating hours (whichever comes first).
Extended Warranty: Optional coverage up to 36 months.
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

Company Profile

Zibo HengDing Fan Co., Ltd.

Zibo Hengding Fan Co., Ltd. is located in Industrial Park, Beijiao Town, Zhoucun District, Zibo City, Shandong Province, China. The company covers an area of 12,000 square meters and a construction area of 8,000 square meters. The company has total assets of 32 million RMB and 186 employees, 46 engineers, and technicians. It has passed ISO9001 quality management system certification and has maintained long-term technical cooperation relationships with many colleges and universities, such as Xi'an Jiaotong University, Tianjin Nankai University, and so on. Now, it has developed into a modern ventilation equipment manufacturing enterprise with first-class testing and producing equipment, high-quality and excellent production molds, strong scientific research and development strength, a strict quality management system, and gradually perfected development. The company has 18 years of production experience, with an annual output of 7,000 sets of ventilators.

Why chose us?

Other Products

 Zero Ignition Risk – Non-sparking materials and hermetically sealed motor.
Global Compliance – Meets ATEX (EU), IECEx (global), and MSHA (US) standards.
Rugged Durability – Withstands high humidity, corrosive gases, and vibrations.
 Custom Configurations – Adjust size, airflow, voltage, and control systems (VFD/IoT).
 3-Year Warranty – Backed by 24/7 technical support.

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FAQ

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Q: What's the lead time for orders?
A: Standard models ship in 5–10 days; customized units require 10–30 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.