The Rowland Company
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Variable Speed Drives
Variable Frequency Drives
The Rowland Company can supply a wide range of variable speed drives, whether they be mechanical, AC/DC, Eddy Current or Hydraulic. The advantages of variable speed drives can be reduction of operating costs, reduction of down time, increased efficiency and energy savings.

Whether you need replacement parts, a complete unit or retrofit, please contact The Rowland Company for more information on your variable speed application.
Mechanical VSD Hydraulic VSD
Mechanical
Variable Speed Drive
Hydraulic
Variable Speed Drive
Mechanical variable speed drives are simple and inexpensive drives that allow for varying speed. They are a proven design that has been around for years. Hydraulic variable speed drives are completely self contained and offer the added benefit of overload protection. This is a versatile drive that can be manually or remotely controlled.
Eddycurrent VSD AC/DC VSD
Eddy Current
Variable Speed Drive
AC/DC
Variable Speed Drive
Eddy Current variable speed drives are another proven means of varying speed. Eddy Current drives can provide high torque over a wide range of speeds.

 AC or DC variable speed drives provide a wide range of options for your application. They can be simple and inexpensive or as accurate as your application requires.


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