LSIS is committed to innovation – investing significantly in R&D to deliver cost competitive, industry leading variable frequency drives and electrical power components.
LSIS variable frequency drives set the world standard for drives (VFDs) because of their features that meet all of your needs in AC drives.
LSIS contactors and relays offer compact size & easy connection with high performance and long electrical life.
Manual Motor Starters Efficiency through various functions and compact design. Complete ranges up to 100A and 100kA Wide variety of accessories.
Suitable for protection against overload & short circuit, ground fault & over circuit, ground fault and surge protect devices.
Tri-Phase Automation is a LSIS distributor in Wisconsin and Northern Illinois.