High-Efficiency Axial Ventilation Fan for Industrial Thermal Control
SZR industrial axial cooling fans are developed for equipment ventilation and continuous thermal dissipation applications requiring stable airflow delivery, compact structural integration and dependable long-hour operation. The optimized aerodynamic blade system improves air circulation efficiency while minimizing vibration and acoustic fluctuation under industrial load conditions. These axial fans are commonly installed in electrical cabinets, automation systems, HVAC ventilation modules, laser equipment and industrial power supplies.

Product Structure
The fan housing utilizes pressure-cast aluminum alloy material with electrophoretic surface treatment to enhance mechanical durability and anti-corrosion capability in harsh industrial environments.
Impeller blades are molded from flame-retardant engineering thermoplastic compliant with UL94V-0 standards, ensuring excellent dimensional stability during high-speed rotation and elevated temperature operation.
The motor assembly adopts maintenance-free dual ball bearing architecture for extended service life and reliable continuous-duty performance.
Aerodynamic blade angle optimization reduces airflow turbulence while improving static pressure and overall heat dissipation efficiency.
Technical Specifications
|
Parameter |
AX17251 |
AX17238 |
|
Frame Dimension |
172×150×51 mm |
172×150×38 mm |
|
Rated Voltage |
110V / 220V AC |
110V / 220V AC |
|
Input Power |
28-45 W |
22-38 W |
|
Rated Speed |
2600-3200 RPM |
2200-2800 RPM |
|
Airflow Capacity |
180-260 CFM |
145-210 CFM |
|
Noise Level |
48-58 dB(A) |
42-54 dB(A) |
|
Bearing System |
Dual Ball Bearing |
Dual Ball Bearing |
|
Insulation Class |
Class F |
Class F |
|
Protection Rating |
IP54 |
IP54 |
|
Operating Temperature |
-25°C to +75°C |
-25°C to +75°C |
|
Safety Certifications |
CE, RoHS, UL, ISO9001 |
CE, RoHS, UL, ISO9001 |
Performance Benefits

• Stable high-volume airflow output
• Long operational lifespan under continuous load
• Excellent resistance to dust and industrial contaminants
• Reduced vibration and motor noise during operation
• Suitable for high-temperature equipment cooling systems
Typical Applications
• Industrial control cabinets
• Power distribution equipment
• Automation production lines
• HVAC air circulation systems
• Welding and laser machinery
• Frequency converter cooling systems
• Communication equipment enclosures
FAQ
Q: Can the fan support continuous 24-hour operation?
A: Yes. The dual ball bearing motor structure is designed for long-term industrial duty cycles.
Q: Is moisture protection available?
A: Optional IP55 and IP65 protection configurations can be supplied for humid or dusty environments.
Q: Does SZR provide customized airflow solutions?
A: Yes. Airflow, speed, voltage and connector configurations can be customized according to application requirements.
Q: What mounting orientations are supported?
A: The fan supports horizontal and vertical installation without affecting operational stability.

OEM & Engineering Support
SZR provides industrial airflow optimization services including voltage customization, blade balancing, cable assembly configuration and environmental protection upgrades. OEM manufacturing and prototype development are available for ventilation and thermal management projects.
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