Stanley Vidmar, a manufacturer of premium custom storage systems for use in a wide range of industries, has introduced a Variable Frequency Drive (VFD) motor control on its 2K STAK System® Adjustable Storage Solution. The new variable drive provides the ability to set the aisle speed of the STAK System, offering added control and safety when moving the lift. The STAK System is a single-operator, adjustable, pallet-based storage system with an integrated lift device.