Thern Worm Drive Winch2W40-BM

2W40 WORM GEAR SERIES

Up to 2086kg Capacity

The 2W40 Series worm gear hand winch delivers rugged capacity to benefit a wide range of worksite applications.

QUICK FACTS
  • Up to 2086 kg (4600 lb) capacity
  • Cast aluminum construction
  • Machine-cut worm gears
  • Enclosed oil bath
  • Internal mechanical brake
  • Corrosion resistant
  • Two-Year Limited Warranty

SERIES MODELS

  • 2W40-L
  • 2W40-BL
  • 2W40-M2W40-BM

Features

Machine Cut Spur Gears
For accurate and long lasting service.

Enclosed Oil Bath
Provides continuous lubrication of gears to minimize wear. Oil seal keeps oil in and dirt out.

Hex Drive and Handle
Hex drive and handle are included. Models 2W40-M and 2W40-BM can be power driven with a maximum 300 rpm drill-motor.

Automatic Brake Models
Models 2W40-BL and 2W40-BM are equipped with an internal mechanical brake that provides positive load control for lifting applications.

Corrosion Resistant
Durable paint finish protects against corrosion in harsh environments.

Bronze Bearings
Provide smooth operation..

Large Diameter Drums
Minimize wear to extend wire rope life.

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

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

Two-Year Warranty
Industry-leading two-year limited warranty on all our products

Accessories / Options

Vertical Lead Block
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

Wire Rope Assemblies
rope-assemblies-500Galvanized or stainless steel wire rope assemblies, available in various lengths.

Wire Rope Assemblies

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

Performance Specs.

2W40 Series Worm Gear Hand Winch Performance Characteristics¹
Load Rating
Model No. Brake Gear Ratio 1st Layer Mid Drum Full Drum Force² to Lift 1000 lb Approx. Ship Wt.
(lb) (kg) (lb) (kg) (lb) (kg) (lb) (kg) (lb) (kg)
2W40-L No 26:1 4000 1815 2800 1270 2200 998 18 8.2 111 50.4
2W40-BL Yes 26:1 4000 1815 2800 1270 2200 998 18 8.2 107 48.6
2W40-M No 31:1 4600 2087 3300 1497 2500 1134 11 5.0 123 55.8
2W40-BM Yes 31:1 4600 2087 3300 1497 2500 1134 11 5.0 109 54.0

¹ Performance Characteristics refer to standard products. Non-standard products may vary from the original design. Contact Thern for this information.
² Approximate handle force to lift 1000 lbs with an empty drum and maximum handle length.

2W40 Series Worm Gear Hand Winch Performance Characteristics – Drill Drive¹
Load Rating ED300-DW11 (US)² ED220-MT03-50HZ (EU)²
Model No. 1st Layer Mid Drum Full Drum RPM Volts Duty Cycle³ RPM Volts Duty Cycle³
(lb) (kg) (lb) (kg) (lb) (kg) Max Max
2W40-M 2300 1043 1650 748 1250 567 300 120 40ft / 5min 220 230 12m / 10min
2W40-BM 2300 1043 1650 748 1250 567 300 120 40ft / 5min 220 230 12m / 10min

¹ Performance Characteristics refer to standard products. Non-standard products may vary from the original design. Contact Thern for this information.
² Allow components to cool between cycles.
³ Duty cycle includes lifting and lowering and may vary depending on load or application.

2W40 Series Drum Capacities
Drum Layer
Model No. Wire Rope Diameter Breaking Strength 1st Layer Mid Drum Full Drum
(in) (mm) (lb) (kg) (ft) (m) (ft) (m) (ft) (m)
2W40 3/8 9.5 15,100 6849 14 4.3 65 19.8 140 42.7

MPORTANT: It is the owner’s or operator’s responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owner’s Manual supplied with the equipment before operating it.

 

Dimensions

2W40-L/M Series Spec Diagram

Models 2W40-L/M Series Diagrams

2W40-L/M Worm Gear Hand Winch Dimensions
Model No. A B C D E F G H J K L M S (hole dia T Flange Dia Drum Width
(in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm)
2W40-L 17.16 436 19.74 502 14.09 358 5.63 144 10.25 261 14.49 369 18.38 467 29.25 743 6.00 153 10.50 267 7.00 178 9.00 229 9/16 15 .50 13 4.00 102 8.50 216
2W40-M 17.16 436 17.25 439 14.09 358 5.63 144 10.25 261 13.31 339 13.47 343 24.34 619 6.00 153 10.50 267 7.00 178 9.00 229 9/16 15 .50 13 4.00 102 8.50 216

Dimensions are for reference only and subject to change without notice.

IMPORTANT: It is the owner’s or operator’s responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owner’s Manual supplied with the equipment before operating it.

2W40-BL/BM Series Spec Diagram

Models 2W40-BL/BM Series Diagrams

2W40-L/M Worm Gear Hand Winch Dimensions
Model No. A B C D E F G H J K L M S (hole dia T Flange Dia Drum Width
(in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm) (in) (mm)
2W40-BL 17.16 436 23.29 591 14.81 376 5.63 144 10.25 261 18.03 458 18.38 467 29.25 743 6.00 153 10.50 267 7.00 178 9.00 229 9/16 15 .50 13 4.00 102 8.50 216
W40-BM 17.16 436 20.79 528 14.81 376 5.63 144 10.25 261 16.84 428 13.47 343 24.34 619 6.00 153 10.50 267 7.00 178 9.00 229 9/16 15 .50 13 4.00 102 8.50 216

Dimensions are for reference only and subject to change without notice.

IMPORTANT: It is the owner’s or operator’s responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals and regulations. Be sure to read the Owner’s Manual supplied with the equipment before operating it.

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