Top Drives | Schlumberger

Top Drives

For demanding drilling applications

Cameron provides a range of AC-driven top drive systems for demanding drilling applications, both onshore and offshore. All our top drives are supplied with several accessories that have been tailor-made to meet rig requirements. High-quality components; modularity to reduce maintenance and downtime; and reliable gearboxes, controls, and automation make Cameron top drives the preferred choice for any drilling crew.


  • High-capacity thrust bearing
  • Helical-cut gear teeth (carburized and ground) for increased service life and reduced noise level and maintenance
  • Gearbox lubrication to optimize conditions for gears and bearings under all environmental conditions
  • Self-calibrating thread compensation system that uses an analog stroke sensor to enhance performance
  • Bell housings between AC motors and gearbox that provide precise alignment and protect the flexible coupling between the motor output shaft and gearbox pinion shaft
  • High-capacity knuckle link tilt system that allows handling of the latest model of "fail-safe" elevator—from drilling to maximum kickout mode
  • Washpipe replacement within minutes
  • Rotary head with 18 ports
  • Programmable arbitrary stop positions for the pipehandler rotate function, enabling the driller to set a number of predefined elevator open positions
  • Customized PLC software that provides easy, accurate, and natural operator controls from a single point
  • Noise reduction
  • Dual retention of all fasteners
  • Torque wrench design to eliminate risk of accidental breakout of drillstem subs
aerial view of a top drive
Top Drive
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