Worm Gear Series

Up to 2,000 lb Capacity

When you need to lift, lower or position a heavy load, Thern’s worm gear hand winches are designed to deliver excellent performance and long life, no matter what your application.

Quick Facts

  • Up to 2,000 lb (907 kg) capacity
  • Machine-cut worm gears
  • Automatic brake models
  • Mounting options
  • Corrosion resistant
  • Two-Year Limited Warranty

Series Models

  • 465
  • 462
  • 4622PB
  • 472
  • 4WM2

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Worm Gear Series — Model 465 & 4WM2.

For accurate and long lasting service.

Provides continuous lubrication of gears to minimize wear (except on Model 465). On Model 4WM2, oil seals keep oil in and dirt out.

Hex drive and handle are included. Model 4WM2 can be power driven with a maximum 300 rpm drill-motor.

Provide positive load control for lifting. Brake models have a PB or B suffix. Model 4WM2 features an internal mechanical brake.

Durable paint finish protects against corrosion in harsh environments.

On most models for smooth operation.

Minimize wear to extend wire rope life.

Handles adjust in length to change force required to move the load.

Include floor, wall, or ceiling mounting. Adapter plate may be required. Contact factory.

Industry-leading two-year limited warranty on all our products.

The Redline Series is used to change the direction of the rope, so the winch can be mounted in a convenient location and the Redline Lead Block will control the path of the rope to avoid obstacles, reduce hazard, and improve rope wear. Vertical Lead Block Series

Galvanized or stainless steel wire rope assemblies, available in various lengths. Visit our Rope and Rigging product page for more information.

For automated drill-drive operation up to 400 rpm, Model 4WM2 only.

Frequently Paired With

Custom Cranes & Winches

Electric Controls

Wire Rope Assemblies

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