B1232-SR SERIES – 125mm square x 32mm frame sizes– Thermal / Lock protection type– Low noise and low power design– UL/TUV/cTUVus agency listed– RoHS Compliance– Weight 340g– Operating Temperature -10℃~70℃– Ball bearings structure– Custom added-value options (i.e. special leadwires, connector installation and etc.)– Options : Tachometer output signal or Locked rotor output signal PWM duty control Performance Curve Dimension * Speed range at rated voltage is ±10% of rated speed.