Thông số kỹ thuật servo motor Allen bradley: The Allen-Bradley/Rockwell MPL-B330P-HJ74AA MPL series low inertia servo motor comes with a compact design that can save space but still provide high levels of torque. It comes with a 2000-line encoder for feedback and it includes a shaft key that protects it against contact with liquids. This servo motor also comes with a 24 Volts DC holding brake.