Compact brushless dc servo motors offer EtherCAT interface on BG45, BG65, BG65S and BG75 base models. Motors range 50-500 W of power in 45-mm to 75-mm square frame sizes, and have EtherCAT compatibility to CANopen’s standardized DS402 motion profile. Modular system offers planetary and worm gearboxes, integral or connected absolute encoders, and brake options.