Applications of Resolver Sensor
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Applications of Resolver Sensor

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Resolver sensors are highly precise and rugged devices used primarily to measure the angular position and speed of a rotating shaft. Their applications span across various industries due to their accuracy and reliability, especially in harsh environments. Here are some key applications of resolver sensors:

  1. Automotive Industry: Resolvers are used in electric vehicles (EVs) and hybrid vehicles to accurately measure the position of the rotor in electric motors. This data is crucial for the vehicle's control system to efficiently manage power delivery and regenerative braking.

  2. Aerospace and Aviation: In aerospace applications, resolvers provide feedback on the position and speed of various moving parts, such as flaps, landing gear, and engine components. Their ability to operate effectively under extreme conditions makes them ideal for aircraft systems.

  3. Industrial Automation: Resolvers are commonly used in servo motors and robotic arms to provide precise control over movement. They help in the accurate positioning of machinery and tools, which is essential for automated processes and CNC machines.

  4. Military and Defense: The durability of resolvers makes them suitable for military applications, where they can function reliably in environments with high levels of shock, vibration, and temperature extremes. They are used in military vehicles and weapon systems for precise positioning.

  5. Marine Applications: In ships and other maritime vehicles, resolvers help in the navigation systems by providing accurate measurements of the position and orientation of various components.

  6. Renewable Energy: In wind turbines, resolvers are used to measure the position of the rotor blades to optimize their angle and maximize energy generation efficiency based on wind conditions.

Overall, the ability of resolvers to provide accurate and stable performance in challenging environments makes them invaluable in many high-demand applications.


SDM Magnetics is one of the most integrative magnet manufacturers in China. Main products : Permanent magnet,Neodymium magnets,Motor stator and rotor, Sensor resolvert and magnetic assemblies.
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