The Commander SK was designed to be a simple, compact, cost effective AC motor speed controller that delivers performance with spimplicity and ease of use. With all the parameters you need for 90% of applications printed on the front of the drive. Commander SK ensures installation and commissioning are straight forward. However, for more demanding applications , Commander SK can deliver benchmark functionality at no extra cost to the base drive itself. Plug-in options, dynamic performance, PLC functionality and other advanced features ensure that in more complex applications the Commander SK can deliver more than the average general purpose drive.