We offer three models of the JHS-R240 hydraulic rotor lock – the GL Type Certified JHS-R240, the JHS-R240-M and the JHS-R240-154. All these locks deliver up to 250 bar pressure with an activation time of just 35 seconds.


  • Hydraulical operation
  • Up to 250 bar pressure
  • Activation time 35 seconds
  • Weight 150 kg
  • Standard design
  • Monitoring and display of end position ‘rotor locked/rotor unlocked’
  • Low maintenance design


  • With redundant lock switches as back up
  • Position locking plate
  • Hydraulically operated systems provided with check valves

    More rotor locks

    View all wind products

    Download datasheet

    Download GL Certificate


    A member of the Dellner Bubenzer Group