H1238 SERIES – 120mm square x 38mm frame sizes– Thermal / Lock protection type– High Airflow / Low Noise Type impeller design– Flange type housing– UL/TUV agency listed– RoHS Compliance– Weight 336g– 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 Dimension * Speed range at rated voltage is ±10% of rated speed.