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Professional 350W axial fan featuring 1300 RPM operation with single-phase 230V AC power and M4E094-EA motor. German-engineered by EBM-PAPST with robust ball bearing construction for exceptional durability exceeding 10+ years, ultra-quiet 73dBA operation, superior energy efficiency with low 1.55A current draw, and massive 450mm diameter airflow of 5770m³/h for superior heat dissipation in large-scale industrial applications. IP44 rated for protection against splashing water .
German-engineered EBM-PAPST construction with high-quality ball bearings ensures reliable, long-term operation exceeding 10+ years. Premium materials, precision manufacturing, and robust metal impeller guarantee exceptional lifespan in demanding environments with minimal maintenance requirements . EBM-PAPST fans are globally recognized for their durability and reliability in continuous operation [citation:5][citation:7].
Optimized 1300 RPM operation with advanced axial fan design delivers exceptionally quiet performance at only 73dBA. EBM-PAPST's precision engineering, aerodynamic blade optimization, and vibration-damping technology minimize noise, making it suitable for noise-sensitive environments while maintaining powerful airflow [citation:2].
Efficient 350W power consumption with low 1.55A current draw provides exceptional energy savings for a fan with 5770m³/h capacity. This innovative design significantly reduces operational costs while maintaining excellent performance, perfect for continuous operation in energy-sensitive industrial applications [citation:1][citation:4].
Large 450mm diameter with optimized axial blade design generates powerful directional airflow with exceptional 5770m³/h volume capacity and 21.94mm H2O static pressure . Superior air movement capabilities provide remarkable heat dissipation, making it perfect for large-scale applications requiring significant cooling performance [citation:1][citation:4].
The EBM-PAPST S4E450-AU03-01 is engineered for heavy-duty applications across multiple industries requiring reliable, energy-efficient axial airflow solutions [citation:8][citation:10].
Optimized 1300 RPM speed delivers exceptional airflow of 5770m³/h with static pressure of 21.94mm H2O . This powerful speed ensures maximum cooling performance, ideal for demanding industrial applications requiring significant air movement [citation:1][citation:4].
Low current consumption of only 1.55A at 350W provides outstanding energy efficiency for its massive 5770m³/h capacity. The intelligent motor design minimizes operational costs and reduces electrical infrastructure requirements, perfect for energy-sensitive large-scale applications [citation:1][citation:4].
Standard single-phase 230V motor with M4E094-EA provides smooth, efficient power delivery compatible with common electrical systems worldwide. Easy to install without requiring specialized infrastructure, perfect for industrial and commercial applications alike [citation:1][citation:7].
Engineered for extreme environments with operating temperature range from -40°C to +55°C . IP44 protection rating provides excellent resistance against solid objects and splashing water, ensuring reliable performance in harsh industrial conditions [citation:1][citation:4].
| Model Number | S4E450-AU03-01 |
| Manufacturer | EBM-PAPST GERMANY |
| Product Type | Axial Fan 450mm |
| Type of Fan | AC |
| Condition | Original new from manufacturer |
| Power Consumption | 350 W EFFICIENT |
| Supply Voltage | 230V AC SINGLE PHASE |
| Frequency | 50/60 Hz |
| Current Rating | 1.55 A LOW CURRENT |
| Speed | 1300 rpm 73dBA |
| Fan Efficiency | 5770 m³/h MASSIVE FLOW |
| Static Pressure | 21.94 mm H2O / 120 Pa |
| Fan Dimensions | Ø446 × 172.5 mm |
| Fan Diameter | 450 mm |
| Kind of Bearing | Ball Bearing 10+ YEARS |
| Operating Temperature | -40...55°C EXTREME |
| Fan Motor | M4E094-EA |
| IP Rating | IP44 |
| Insulation Class | F |
| Protection Class | I |
| Impeller Material | Metal |
| Air Flow Direction | From impeller to motor |
| Net Weight | 7.56 kg HEAVY DUTY |
| Shipping Dimension | 53 × 53 × 36 cm |
| Country of Origin | Germany |
| HS Code | 8414599099 |
| Warranty | 1 Year Manufacturer Warranty |



Shipping, Warranty & ServiceShipping From: Dispatched from Hong Kong for efficient global distribution.
Processing Time: Orders are processed and ready to ship within 5 business days.
Express Delivery: Estimated delivery in 3-8 business days worldwide via DHL or UPS.
Warranty: Backed by a full 1-year manufacturer's warranty from EBM-PAPST.
Product Guarantee: We sell only genuine EBM-PAPST products guaranteed to meet all factory specifications for fit, form, and function [citation:7].
Customer Satisfaction: Enjoy a 30-day return policy and our commitment to 100% customer satisfaction.
For Large Quantity Inquiries: Please contact our sales team at [email protected] for volume pricing and custom quotations.
A: This fan utilizes advanced motor technology combined with a highly efficient 450mm diameter axial blade design. The aerodynamic blades are engineered for maximum air movement efficiency at 1300 RPM, delivering exceptional 5770m³/h airflow while maintaining low 350W power consumption. The metal impeller construction and optimized airfoil design contribute to its outstanding performance [citation:1][citation:4][citation:5].
A: The S4E450 features high-quality ball bearings, robust metal impeller construction, and precision German manufacturing standards. Ball bearings are the most common choice for axial fans due to their excellent service life - they can run at full speed continuously for many years without interruption . The IP44 rating provides protection against splashing water, and the wide operating temperature range of -40 to 55°C ensures reliable performance in extreme conditions [citation:1][citation:4][citation:7].
A: Yes, the S4E450-AU03-01 is designed for demanding applications with its IP44 rating providing protection against solid objects and splashing water. The operating temperature range of -40°C to +55°C makes it suitable for both extreme cold and hot environments. The metal impeller and robust construction ensure reliable performance even in challenging industrial conditions [citation:1][citation:4][citation:7].
A: The S4E450-AU03-01 is widely used in precision air conditioning for data centers, industrial ventilation systems, HVAC equipment, refrigeration units, and cleanroom technology [citation:8][citation:10]. Its massive 5770m³/h airflow makes it ideal for any application requiring significant air movement, including heat exchangers and outdoor condenser units [citation:5][citation:8].
Contact our technical specialists for application-specific recommendations, performance data, or volume pricing for your industrial ventilation and cooling requirements.
Request Technical Support Request Volume Pricing"Incredible airflow! 5770m³/h with only 1.55A draw - huge energy savings. Runs quiet at 1300rpm. Solid 7.5kg German quality with ball bearings. Perfect for our industrial ventilation!"
— Klaus Hoffmann, Plant Engineer
Reviewed on: March 6, 2026
Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
US$40
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