size Ø151 x55mm   
 
   
General Specifications
●Frame and Impeller: Thermal Plastic,UL 94V-0
●Lead Wires:UL Type 
(+):Red   (-):Black
●Operation  Temperature:-10℃～70℃、
35%～85%RH
●Storage Temperature: -40℃～80℃、
35%～85%RH
Motor Protection
●Impedance protected
●Reverse Polarity Protected
 
Model  Bearing System Rated Voltage Operation Voltage Rated Current Rated       Speed Air Flow Air pressure Noise    Level Available Features(optional) Weight
Part NO. B / S / F VDC VDC A RPM CFM mmH2O dBA Tachometer output Rotation Detector Thermal Control Pulse Width Modulation g
RDH1555B1-3 Ball 12 9.0~13.8 3.5 3900 264.5 24.1 62 ● ● 　 ● 740
RDM1555B1-3 Ball 12 9.0~13.8 2.4 3500 233.2 17.5 59 ● ● 　 ● 740
RDL1555B1-3 Ball 12 9.0~13.8 1.7 3200 211.2 14.1 57 ● ● 　 ● 740
RDD1555B2-3 Ball 24 12.0~27.6 2.3 4600 313.8 33.4 66 ● ● 　 ● 740
RDH1555B2-3 Ball 24 12.0~27.6 1.8 4200 283.3 28.1 64 ● ● 　 ● 740
RDM1555B2-3 Ball 24 12.0~27.6 1.4 3900 264.5 24.1 62 ● ● 　 ● 740
RDL1555B2-3 Ball 24 12.0~27.6 0.95 3500 233.2 17.5 59 ● ● 　 ● 740
RDX1555B2-3 Ball 24 12.0~27.6 0.7 3200 211.2 14.1 57 ● ● 　 ● 740
RDD1555B4-3 Ball 48 24.0~55.2 1.2 4600 313.8 33.4 66 ● ● 　 ● 740
RDH1555B4-3 Ball 48 24.0~55.2 0.75 4200 283.3 28.1 64 ● ● 　 ● 740
RDM1555B4-3 Ball 48 24.0~55.2 0.6 3900 264.5 24.1 62 ● ● 　 ● 740
RDL1555B4-3 Ball 48 24.0~55.2 0.5 3500 233.2 17.5 59 ● ● 　 ● 740
RDX1555B4-3 Ball 48 24.0~55.2 0.4 3200 211.2 14.1 57 ● ● 　 ● 740
 

 
     
   
   size Ø151 x55mm   
 
   
General Specifications
●Frame and Impeller: Thermal Plastic,UL 94V-0
●Lead Wires:UL Type 
(+):Red   (-):Black
●Operation  Temperature:-10℃～70℃、
35%～85%RH
●Storage Temperature: -40℃～80℃、
35%～85%RH
Motor Protection
●Impedance protected
●Reverse Polarity Protected
 
Model  Bearing System Rated Voltage Operation Voltage Rated Current Rated       Speed Air Flow Air pressure Noise    Level Available Features(optional) Weight
Part NO. B / S / F VDC VDC A RPM CFM mmH2O dBA Tachometer output Rotation Detector Thermal Control Pulse Width Modulation g
RDH1555B1-5 Ball 12 9.0~13.8 3.5 3800 255.8 30.7 60 ● ● 　 ● 765
RDM1555B1-5 Ball 12 9.0~13.8 2.4 3400 225.8 21.1 58 ● ● 　 ● 765
RDL1555B1-5 Ball 12 9.0~13.8 1.7 3100 209.4 20.2 54 ● ● 　 ● 765
RDD1555B2-5 Ball 24 12.0~27.6 2.3 4500 301.6 42.6 65 ● ● 　 ● 765
RDH1555B2-5 Ball 24 12.0~27.6 1.8 4000 270 34.2 62 ● ● 　 ● 765
RDM1555B2-5 Ball 24 12.0~27.6 1.4 3800 255.8 30.7 60 ● ● 　 ● 765
RDL1555B2-5 Ball 24 12.0~27.6 0.95 3400 225.8 21.1 58 ● ● 　 ● 765
RDX1555B2-5 Ball 24 12.0~27.6 0.7 3100 209.4 20.2 54 ● ● 　 ● 765
RDD1555B4-5 Ball 48 24.0~55.2 1.2 4500 301.6 42.6 65 ● ● 　 ● 765
RDH1555B4-5 Ball 48 24.0~55.2 0.75 4000 270 34.2 62 ● ● 　 ● 765
RDM1555B4-5 Ball 48 24.0~55.2 0.6 3800 255.8 30.7 60 ● ● 　 ● 765
RDL1555B4-5 Ball 48 24.0~55.2 0.5 3400 225.8 21.1 58 ● ● 　 ● 765
RDX1555B4-5 Ball 48 24.0~55.2 0.4 3100 209.4 20.2 54 ● ● 　 ● 765