The LonMark® certified SED2 LON Interface Option provides direct digital control of SED2 Variable Frequency Drives (VFDs). The SED2 VFD is designed to reside on a LonWorks® network, providing seamless interaction with all LonMark products from multiple vendors. The SED2 LON Interface Option offers a cost-effective solution by reducing system installation and by allowing direct integration to control systems.