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Enerpac W4000X Low Profile Torque Wrench Drive Unit

The W4000X Low-profile hydraulic torque wrench sets a new standard in safety, simplicity and performance with a maximum torque output of 4,175 ft-lb. This hydraulic torque wrench has a superior strength to size ratio that provides easy access to difficult to reach applications without sacrificing endurance.

Hydraulic torque wrench drive units are used in combination with the W-Series Hex Cassettes.

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Model ENERPAC W4000X
Nominal Torque Rated At 10,000 psi (690 bar)
Maximum Torque Output  4,175 ft-lb. (5,661 N-m)
Minimum Torque Rated At 1000 psi (69 bar)
Minimum Torque  417 ft-lb. (566 N-m)
Hexagon Range (in) 1-5/16″ to 3-3/8″
Hexagon Range (mm) 36 – 85mm
Weight  4.44 lb.
  • Superior strength to size ratio provides easy access to difficult to reach applications without sacrificing endurance
  • 30° rotation angle and rapid return stroke provide fast operation
  • Tough manifold design with added safety feature for enhanced operator safety
  • Fast release drive unit enables rapid exchange of cassettes, no tools required
  • Quick and easy disassembly for maintenance without special tools
  • Includes robust handles which mount on both sides, and the tops of cassettes to allow for extra maneuverability
  • Available with optional enhanced tilt and swivel TSP300 manifold for horizontal and vertical maneuverability, with greater durability
  • X-Edition drive units, cassettes and most accessories are compatible with standard edition tools.
  • Drive unit compatible with UltraSlim and WCR-Series cassettes
  • Constant torque output provides accuracy of ± 3% across full stroke

W4000X Drive Unit Cassettes (available to purchase)

Model Number Cassette Size* Heavy-Hex Bolt Diameter
W4107 1-7/16″ 7/8″
W4110 1-5/8″ 1″
W4113 1-13/16″ 1-1/8″
W4200 2″ 1-1/4″
W4203 2-3/16″ 1-3/8″
W4206 2-3/8″ 1-1/2″
W4211 2-3/4″ 1-3/4″
W4302 3-1/8″ 2″

*Additional cassette sizes are available to purchase

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Kind words from our customers:

  • It was a great pleasure working with GWY. They go above and beyond to help with what we needed. Don was very quick on getting what we needed out to us to complete the job. Very proud to be a GWY customer.”

  • I have enjoyed working with GWY. Their people know their product well. Their prompt response and delivery of the product is as good as any service Ogeechee Steel has ever had the pleasure of doing business with.”


Is there a warranty on your tools?

1-year manufacturers defect warranty on new tools.

What is the lead time on getting this tool to me?

If we have it in stock, we can send it next day air within the US to get to you tomorrow.

Does the tool come with anything?

All of our tools come with a case.  Our Turn-of-Nut & Shear Wrenches come with the one size socket and a metal case.  The cordless tools come with one or two batteries, a charger, and a case.

Do you sell tools outside the country?

Yes, we provide tools all over the world.