IB - Multi-Turn Bevel

IB Gearbox Range

Rotork Series IB operators are multi-turn (rotary) devices intended for the operation of gate, globe, sluice and penstock valves. These gearboxes are suitable for the most demanding motorised applications.

  • Torque range up to 8,135 Nm (6000 lbf.ft)
  • Thrust range up to 1,320 kN 296,750 lbf)
  • 13 sizes
  • Ratios from 1:1 to 120:1
  • Totally enclosed gearing
  • Grease filled for life
  • Removable output sleeve
  • Input flanges to suit electric actuators


  • Spring-loaded temperature compensators
  • Various position indicators
  • AWWA
  • High and low temperature
  • All types of environment
  • IP68
  • Cast steel

See IB Literature Page for further details.

IB Gearbox Range