The Panasonic SG-K21S is a modern, 3-phase synchronous servomotor designed to operate in industrial environments. It has a high torque density and a compact size, making it one of the most powerful industrial servomotors on the market. It has a maximum speed of 5,000 rpm, with a peak torque of up to 20 Nm. It features an encoder for position feedback, for precise positioning accuracy. Additionally, it features a holding brake, speed control, and a built-in thermal protection circuit for improved reliability. The motor is engineered to handle high temperature and high current environments, making it well-suited for factory automation and industrial robotics applications.