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4.5 kW CNC spindle motor for sale at good price, 18000 rpm speed, 2.27 Nm torque, 300Hz frequency, 380V AC operating voltage, ER32 (φ3.175 mm - φ20 mm) collet.


  • Spindle motor with air cooling fan and ER32 collet ensures smooth running.
  • Fast response, strong overload capacity, low noise and high mechanical precision.
  • High quality 4 pcs bearings (7008Cx2 + 7002Cx2), runout off less than 0.01mm, tapered bore less than 0.005mm.
  • P4 grade ceramic ball bearings used as spindle bearing, which improves the service life under high speed revolution.
  • Lubricated with grease, which is resistant to 200 degrees high temperature.
  • Tight sealing and two-layer dustproof design.


This series air-cooled electric spindle motors mainly match with variable frequency drives or engraving machines, CNC router machine, and used for high speed profiling, drilling, cutting, engraving and groove milling of wood, metal, plastics, foam, rubber and other materials.



  • Power: 4.5 kW
  • Phase: One phase
  • Speed: 18000 rpm
  • Voltage: 3-phase 380V±10% AC
  • Current: 9.2A
  • Frequency: 300Hz
  • Torque: 2.27 Nm
  • Number of Pole: 2 poles
  • Cooling Type: Air-cooled
  • Lubrication: Grease
  • Thermal Class: Class F
  • Protection Class: IP50
  • Joint of Nose: ER32 (φ3.175 mm - φ20 mm)
  • Bearings Type: 7008C P4*2 & 7002C P4*2
  • Application: Woodworking & Plastic
  • Weight: 12 kg

Spindle Motor 4.5KW 1 Phase - Air Cooled

SKU: 284



    2-3 Days for Available stock Items

    7-14 Days for Out of Stock Items

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