Optimizer(TM) software is available for automating motor sizing and selection process.
Pacific Scientific: Stepper motors
Pacific Scientific's Motor Products Div.'s (Rockford, IL) line of high-torque stepper motors is detailed in a new catalog. Features Powermax II® and Powerpac(TM) hybrid steppers, standard and special purpose hybrids, Powersync(TM) AC synchronous motors and planetary gearheads.