IS - Multi-Turn Spur

IS Gearbox Range

The IS multi-turn gearbox series are multi-turn (rotary) devices intended for the operation of gate, globe, sluice and penstock valves. These gearboxes are suitable for manual and motorised applications.

  • Torque range up to 43,386 Nm (32,000 lbf.ft)
  • Thrust range up to 2,900 kN (652,000 lbf)
  • 19 sizes
  • Ratios from 1:1 to 360:1
  • Totally enclosed gearing
  • Grease filled for life
  • Removable output sleeve

Common options:

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

See IS Literature Page for further details.

IS Gearbox Range