Profile: SEM Ltd. is a manufacturer of servo motors. We are an ISO 9001: 2008 certified company. Our products include AC brushless servo motors, spindle motors, custom design motors, and legacy products & spares. Our AC brushless servo motors provide forced air ventilation, water cooling, and harsh environment specification. Our compact motors are designed for applications where space & weight is critical, and high inertia motors are designed for applications where the reflected inertia is high, and smooth low speed operation is critical. Our precision squirrel cage construction & finite balancing provides smooth operation and silent running for high end machine tool spindle applications.