The Rotork ILG-D range is a manual declutchable sandwich override part-turn gearbox for double-acting pneumatic actuators. Torque goes up to 17,000 Nm (12,539 lbf.ft).


| Type | Manual declutchable sandwich override part-turn gearbox |
| Applicable Actuator | Double-acting pneumatic actuators |
| Torque Range | Up to 17,000 Nm (12,539 lbf.ft) |
| Ratios | 35:1 to 468:1 |
| Construction | Protected input shaft, cast iron housing, axial needle bearings |
| Protection | IP65 |
| Options | High and low temperature, ISO drive coupling, solenoid valve to evacuate air automatically, IP67 |