Hoist series
WDD Series
WDD combines WD planetary winch drives, cast/fabricated drums, and external bearing support.
Critical build parameters including drum style, reduction ratio, motor input, and brake layout are customer-defined.
16,000 to 70,000 lbs nominal line pull (custom configuration)
Specifications
WDD Series max hoist line pull capacity
Nominal drum line pull chart by WDD model.
Nominal drum line pull chart
| Model | Line pull (lbs) | Line pull (kg) |
|---|---|---|
| WDD A60 | 16,820 | 8,000 |
| WDD B80 | 22,430 | 10,300 |
| WDD C100 | 26,915 | 13,000 |
| WDD D120 | 33,645 | 15,600 |
| WDD E150 | 40,375 | 19,400 |
| WDD F180 | 49,345 | 23,200 |
| WDD G230 | 67,290 | 29,300 |
- WDD A6016,820 lbs (8,000 kg)
- WDD B8022,430 lbs (10,300 kg)
- WDD C10026,915 lbs (13,000 kg)
- WDD D12033,645 lbs (15,600 kg)
- WDD E15040,375 lbs (19,400 kg)
- WDD F18049,345 lbs (23,200 kg)
- WDD G23067,290 lbs (29,300 kg)
Capabilities
Key features
Highlights curated from the official series pages, adapted into a cleaner technical summary.
- All hoists dynamically tested prior to shipment
- Smooth or grooved drum options
- Negative static multi-disc brake and sprag clutch
- API 2C compliant
- Configurable gear ratio, drum length, and flange height
- Orbit, gear, or axial piston motor configurations
- Hydraulic motor and valve package optional
- Based on WD winch-drive technology
Accessories
Common options across hoist families
Accessory availability varies by series and configuration. Final selection depends on the application and certification requirements.
- Cable tensioners for spooling control and cable-life extension
- Last wrap indicators for fail-safe minimum-wrap protection
- Drum rotation indicators (DRI) for operator feedback
- Electronic load detection system (ELDS) on selected series
- Auxiliary drum and band brakes on SRD/WDD for mission-critical duty