ASD-B3A-0421-E-AC SERVO DRIVE .4KW 220S B3A 6.ASD-B3A-0421-E-AC SERVO DRIVE is a tiny powerhouse for accurate motion control. It has a 0.4kW output and is compatible with 220V systems, making it both adaptable and dependable. Its sturdy design and quick installation make it suited for a variety of configurations.