STO is a safety switch for harmonic gear robotics drive modules, commonly used in industrial robots, automated production lines, medical and rehabilitation equipment, logistics and warehousing systems, and service robots.

In the rapidly evolving world of robotics, precision and efficiency are paramount.Thanks to their compact structure, high reduction ratio, high positioning accuracy, and high torque capacity, harmonic gears have become the preferred motion control solution for applications such as robotic arms and humanoid robots, where space and weight are critical factors.