Product Overview The MTR105 is a specialized rotating machinery tester that combines Megger's proven expertise in insulation resistance (IR) measurement with advanced testing methods for low resistance, capacitance, inductance, and rotation in a single portable device. It provides a comprehensive view of motor condition, enabling precise and confident assessment of windings, connections, and overall health. Designed for manufacturing, service, and repair teams, the MTR105 facilitates quick and reliable decision-making throughout the asset lifecycle.