Allen Bradley

Allen-Bradley is a global manufacturer of variable frequency drives (VFDs), headquartered in Milwaukee, Wisconsin, United States. Founded in 1903, the company is officially registered as the Allen-Bradley Company. It focuses on industrial automation, digital transformation, and advanced motor control. Its sophisticated drives are essential for assembly lines, water treatment, food processing, and material handling worldwide. Purchased by Rockwell International for $1.65 billion in 1985, it became the cornerstone of Rockwell Automation in 2001.