The VMA Power Module Series has two power slots that can be plugged into two different power supplies. These power modules are easy to replace which can be done without turning off the entire system. The VM Power Module Series is mostly used for the supply and control of the current for Magtrol Hysteresis Brakes and Clutches but is also recommended for the controlling of many brakes and clutches. The output current of the VM series is adjustable which means it can be set form 0 to 100%. This VM series is compact, easy to mount and can be equipped with up to two power modules so you can be sure your system is always working.