Warrior Rig Technologies Limited | Calgary, AB, Canada

500E Electric Top Drive



Patents Pending

The revolutionary Warrior design is a step-change in top drive technology, providing the end-user with features and benefits not available in existing top drives.

This innovative Warrior top drive maximizes uptime by significantly improving reliability, redundancy and serviceability. Numerous design advancements improve operational safety and efficiency:

 Balanced Top Drive

  • Center of gravity aligned with pipe axis

High Performance

  • 50,000 ft-lbs continuous torque rating

Redundant Power Delivery

  • Four independent power pathways from the AC bus to the top drive quill
  • No single-point sources of failure from generator to drill pipe

Revolutionary Power Transmission

  • No gearcase
  • No power transmission lubrication


  • Most major modules are interchangeable without specialized technicians
  • Comprehensive advanced diagnostics

Safety & Efficiency

  • Comprehensive feedback of pipe handler functions
  • Enhanced user interface and top drive control functions

Optional Top Drive Retraction System

  • Improved trip speeds

Optional Integrated Casing Drive

  • Casing running tool not required





Top Drive Specifications



Hoisting Capacity, API 8C

Static (Elevator Load Path)

Static (Quill Load Path)


500 tons

500 tons

Breakout Torque

75,000 ft-lb

Continuous Torque Rating (Induction Motor, Standard)

50,000 ft-lb @ 105 rpm

Continuous Torque Rating (PM Motor, Optional) 65,000 ft-lb @ 105 rpm

Layout Drawing



Top Drive Brochure

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