The Siemens SIMOVERT Drives family includes the 6SE21 and 6SE70 Masterdrives along with complementary 6SC control modules and 6SY power modules these legacy VFDs remain widely used in industrial motor control delivering reliable performance and long service life across manufacturing water treatment and heavy industry applications although later replaced by Micromaster and Sinamics families SIMOVERT continues to be essential for spare parts and maintenance worldwide

Return to the Siemens Variable Frequency Drives (VFDs) main category to explore the full range, including Sinamics and Micromaster series.