[ High Efficiency ] Aluminum alloy impeller optimized by ternary flow CFD fluid simulation technology, reasonably designed flow runner combined with ultra-efficient EC motor create the high efficiency of the fan.
[ Low Noise ] The designer closely combines aerodynamics and sound source, and makes the blade angle and blade pattern fully adapt to the ternary flow field, which always ensures lower noise at the same air volume.
[ High Reliability ] Motors have IP54 waterproof and dust proof protection, F class insulation, and been tested for 3 months of 60℃ high temperature test and 40,000 hours of life test, which ensure worse-free quality.
[ Accurate Intelligent Control ] The fan adopts efficient EC motor and supports various control modes such as 0~10V / PWM / RS485 to accurately meet the ventilation needs of different period of time.
[ Wide Application ] The products is used wherever outstanding performance is required, for example, AHU, FFU, IDC small cabinet, high voltage inverter cabinet, energy storage charging pile, commercial air conditioning, rail transit and more.
[ Variety of Models ] Available in dimensions of : 250mm~560mm, this allows for air flow rates of up to 20710m3/h and static pressure of up to 2000Pa.
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| Quantity: | |
B450M.E009/E010
EBST
B450.E009/E010
Product Parameters |
Material: | Impeller: Aluminum alloy 5052 |
Direction of rotation: | Clockwise, seen on rotor |
| Control input: | 0-10VDC/PWM |
Type of protection: | IP 54 |
Insulation class: | F |
Bearing: | Maintenance-free Ball bearings |
Approval: | CCC |
Amb.Temp: | -25~+60℃ |
Model | Curve | Voltage [V] | Frequency [Hz] | Speed [rpm] | Max Power [W] | Max Airflow [m3/h] | Noise [dB(A)] |
B450M.E009 | A | 380 | 50/60 | 2550 | 5350 | 15202 | 95 |
| B450M.E010 | B | 380 | 50/60 | 2550 | 3977 | 13964 | 92 |
![]() | / | Ps [Pa] | Airflow [m3/h] | Speed [rpm] | Power [W] | |
A | ① | 1102 | 10703 | 2423 | 5330 | |
② | 1201 | 10258 | 2419 | 5261 | ||
③ | 1301 | 9591 | 2411 | 5261 | ||
④ | 1405 | 8839 | 2411 | 5286 | ||
| B | ⑤ | 900 | 9974 | 2211 | 3953 | |
| ⑥ | 1000 | 9066 | 2165 | 3970 | ||
| ⑦ | 1101 | 8282 | 2159 | 3974 | ||
| ⑧ | 1201 | 7439 | 2166 | 3977 | ||

Application Scenarios |
Data Center Application
Applicable to precision air conditioners in data centers, including row-based precision AC, room-based precision AC , external unit of precision AC, and small cabinet precision AC. High static pressure + high efficiency, precisely matched for precision cooling.
EC motors save 30%–60% energy, with stepless speed regulation, noise ≤72 dB, and have passed 40,000-hour long-life testing. Reduces costs, improves efficiency, and supports green operation.
Energy Storage Application Customized for energy storage charging piles and cabinets, compact body for easy embedding, high static pressure and large air volume for rapid cooling
EC intelligent speed regulation adapts to load, IP54 high protection, energy-saving and stable, escorting energy storage equipment.
FFU Application
Suitable for clean room FFU units, optimized impeller design ensures uniform air flow, efficiently breaking through filter resistance and maintaining cleanliness
low noise, energy-saving EC motor, compact and easy to install, meeting the ventilation and purification needs of clean scenarios.
Bio-safety Cabinet Application Suitable for various biosafety cabinets, low-turbulence air flow prevents pollution diffusion
EC stepless speed regulation adapts to experiment needs, low noise and dust-free, long service life and high protection, reducing shutdown maintenance and ensuring efficient experiment progress.
Product Certificate |
Supported by multiple authoritative certifications, compliant and reassuring, building a solid line of quality for the EC450 backward centrifugal fan and adapting to global multi-scenario application needs.
UL Certification
UL authoritative safety mark, EC450 features high reliability and long service life for North American and global high-end markets.
CE Certification
Compliant with EU LVD and EMC directives, EC450 is qualified for EU market access, with smoother global application.
CCC Certification
Complies with China's mandatory product certification standards, suitable for the EC450 backward centrifugal fan, fully meets electrical safety and EMC requirements, safer to use, and adapts to various domestic compliant scenarios.
CQC Certification
Certified by China Quality Certification Center, strict testing controls the performance and quality of the EC450 backward centrifugal fan, demonstrating reliable product quality.
RoHS Certification
Complies with EU RoHS environmental standards, restricts harmful substance content, suitable for the EC450 backward centrifugal fan, green and environmentally friendly, adapting to high-end clean, medical and other strict environmental scenarios.
Reach Certification
Certified by EU REACH regulation, fully controls chemical substance risks, suitable for the EC450 backward centrifugal fan, compliant for export, and adapts to global market applications.
FAQ |
Q1: What are the specific air volume, static pressure, power, and noise levels of your fans? Do you have test reports?
A1: Parameters vary by fan model. We can provide the measured parameter sheet for the corresponding model based on your specific application scenario (data center, energy storage system, etc.) and requirements. All fans are equipped with authoritative measured test reports, which are available for inspection at any time to ensure no false parameter labeling.
Q2: What is the IP rating of the fan? What is the temperature resistance range?
A2: The protection grade of the standard model is ≥ IP54, dustproof and waterproof. The conventional temperature resistance range is -20℃ ~ 60℃, suitable for extreme environments. Specific customization is available according to your application scenario.
Q3: Are your fans suitable for precision air conditioning applications such as row-based precision AC, room-based precision AC , external unit of precision AC, and small cabinet precision AC?
A3: Yes, they are. Our fans designed for data center scenarios can perfectly match different requirements including row-based precision AC, room-based precision AC , external unit of precision AC, and small cabinet precision AC. They can meet the operating requirements of computer rooms, whether for large air volume heat dissipation or high static pressure air supply.
