AC Forward Curved Centrifugal Fan BMF450

1.A duct fan not only shares the characteristics of convenient installation as axial flow fan, but also the characteristics of high pressure, stable airflow, low noise and high efficiency as centrifugal fan.

2.Application: building ventilation, coil ventilation, etc.

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Product description


Forward curved centrifugal fan -AC -450~500

Size(mm)SupplyPolesVoltage(V)Frequency(Hz)Power Input(W)Current(A)Max airflow(m³/h)Speed(rpm)Noise(dBA)Amb.temp.perm.(℃)Mass(kg)Insulation
4503P,200~240/380~440V △/Y6230/40050350010.4/6.07500@45093087-25~+4035F
4503P,200~240/380~440V △/Y8230/4005020007.13/4.17200@18068080-25~+5035F

Base features

Supply:3P,200~240/380~440V △/Y, 50 Hz
Max airflow:7200 m³/h (static pressure=180Pa)
Noise:80 dB(A)
Protection class:IP54
Insulation class:F
Bearings:maintenance-free ball bearings


Structure features

Impeller material:Galvanised sheet steel
Inlet type:Single Inlet
Impeller type:Forward curved impeller
Housing type:Nothing
With inlet ring
Net weight:35 kg


Motor features

Motor poles:8
Voltage:230/400 VAC
Power input:2000 W
Current:7.13/4.1 A
Speed:680 r/min


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1. Founded in 2001 to provide high-quality products and sourcing solutions at a competitive cost.
2. Manufacturing Facilities :Manufacturing plants located in multiple regions in China
3. Service locations: Fort Wayne, Indiana, USA(Responsible for after-sales service of products) Changzhou, Jiangsu, China
4. 2021 sales of $650 million In 2021, 1 million fans and 600,000 motors will be produced
5. The total number of employees is 268, including 20 technical teams and 26 sales team



Our Quality Control

1. Quality is everyone’s job → TQM -Total Quality Management
2. Higher quality means lower costs → TQC – Total Quality Cost Control.
3. Continuous Improvement → ISO9000 & Six Sigma Tools
4. Working with customer as a Team → Teamwork & Two Way Communications



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