POWERMASTER 20,000 lb. planetary winch offers high line speed, Manual and airshift options in a compact design, Extended shaft with AT&T bayonet.


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The Ramsey Winch POWERMASTERTM Series is tailored specifically for the Utility Industry. The POWERMASTER series includes a complete bumper system featuring a 20,000 lb. Hydraulic Planetary Winch with optional extended shaft. The POWERMASTER high efficiency planetary gear 6,000 lb. Capstan drive features a high torque hydraulic motor with dual counterbalance valves for smooth operation. Light weight aluminum or ductile iron 7"bayonet style Capstan heads and a stand-alone 20,000 lb. Hydraulic Planetary Winch are also available in the durable, powerful POWERMASTER Series.

The POWERMASTER Bumper offers the ultimate design in utility bumper winch assemblies. Made in the USA in our state of the art manufacturing facility in Tulsa, Oklahoma, our bumper shell is made from the highest quality galvanneal steel. Each bumper is precision welded for added strength. Welded seams and top plates lower maintenance costs by eliminating bolted connections that can come loose.

The POWERMASTER series is designed to deliver in a lighter weight, compact package that means more workload and less wear and tear. The utility bumper has a modern, contoured design to better fit and complement today's work trucks and vehicles. Available with an optional durable coating to create a stable work surface and locking latches for bumper compartments to provide added security for tools and equipment.


  • Less weight
  • Less cable
  • High efficiency Multistage gear set
  • Internal spring applied Hydraulic released brake
  • Compact design
  • Optional internal air shift



  • Specialty Vehicle
  • Utility



Rated line pull and line speed is based on the first layer of cable.

Rated Line Pull 20,000 Lbs / 9,070 Kg
Gear Reduction 21:1
Weight w/o Cable 337 Lbs / 153 Kg
Overall Dimensions (L x W x H) 27.46 (w/o shaft) x 14.13 x 14.88 In / 688.6 x 336.3 x 378.0 MM
Brake Yes
Cable None
Drum Size (L x F x B) 10.99 x 13.25 x 6.75 In / 279.1 x 336.6 x 171.5 MM
Cable Capacity 220.0 Ft / 67.0 M
Recommended Cable Size 9/16 In / 14.0 MM
1st Layer Line Speed 40 Ft/Min / 12.2 M/Min
Hydraulic Pressure Required for Rated Line Pull 2,350 PSI
Hydraulic Flow Required for Rated Line Speed 30 GPM
Motor 15 Cu. In.
Additional Motor Options None
Clutch Type Sliding Spline
Clutch Control Air, Manual

Winches, capstans and hoists are not intended to be used for lifting or moving of persons.

The last 5 wraps of cable must be left on the drum to assist the cable clamp in holding the load.