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NSK Servo Motor
Brand: NSK -
Cat: Servo Motor
Code:YS2020GN011
| Combination name | Availability | Price |
|---|---|---|
CNC Electric Motor – NSK YS2020GN011
The YS2020GN011 is a CNC axis control electric motor (“CNC Axis Motor”) manufactured by NSK, belonging to the YS series within NSK’s precision motion control line. The part number YS2020GN011 identifies the constructive variant, winding specification and mechanical configuration of the motor. The component is used as a rotary actuator in servo-axis systems or spindle drive applications on machining centres, CNC lathes and precision grinding machines. It is compatible with dedicated NSK servo drives or equivalents, with feedback via an integrated encoder or resolver within the motor body.
The motor is the final actuator in the control chain: it converts the electrical signal from the servo drive into mechanical torque and rotary motion on the axis or tool. If it fails, the controlled axis or function becomes locked or uncontrollable, rendering the machine unusable until the component is replaced or repaired; typical symptoms include position loss, torque alarms or no response to movement commands.
NSK Ltd. is one of Japan’s leading manufacturers of motion control components: in addition to rolling bearings — for which it is universally known — NSK produces precision motors, linear guides and drive systems for CNC machine tools. Founded in 1916, NSK is a de facto reference for high-precision applications thanks to its superior build quality and reliability proven over decades of industrial use. Models from the YS series of earlier production are to be considered legacy / discontinued: verify availability with authorised distributors or through specialist used-parts channels.
Main Technical Specifications
| Type | Electric motor for CNC axis control / spindle drive |
| Part number | YS2020GN011 |
| Brand | NSK Ltd. |
| Known application | CNC machine tools (machining centres, lathes, precision grinding machines) |
| Function | Servo axis or spindle drive; conversion of electrical signal into rotary torque |
| Rated voltage | ~100–200 V AC/DC |
| Rated current | ~5–20 A |
| Rated speed | ~1,000–3,000 RPM |
| Feedback | Integrated encoder or resolver (configuration to be verified on datasheet) |
| Interfaces / connectors | Separate multi-pin connectors for power and encoder signal; standard mounting flange |
| Weight | ~2–8 kg |
| Dimensions | ~150–300 mm length |
| Production status | Legacy / discontinued — used/surplus/repair only |
