Beefy 4.5Kw CNC Spindle Motor 380V Water Cooled Square Mount ER32 Chuck 18000RPM 9.7A High Speed Milling Machine Workhorse For Metal And Wood Pro Grade Quiet Operation Rigid Support

4.5kW CNC Spindle, single unit: 380V water-cooled ER32
✔️ 18000rpm, 9.7A, 2.39Nm torque, ER32 chuck, 220/380V, water-cooled

This high-speed spindle is built for precision milling and engraving on metal and wood. Its water-cooled design keeps heat down and reduces noise, making it a solid choice for CNC routers, engravers, and milling machines when paired with a frequency converter.

✅ 4.5 kW rated power, 0-18000 rpm speed, 2.39 Nm torque, ER32 shaft
✅ Voltage 220V/380V, current 9.7A, 300 Hz
✅ Water-cooled design for quieter operation and longer life
✅ Angular contact ball bearings with axial preload for stiffness

💡 What is a spindle used for in CNC machines?

Spindles power the rotating tool for cutting, engraving, and milling tasks. - Handy for metal and wood work - Works with ER32 tooling - Water cooling reduces heat and noise - Needs a drive to adjust speed using a frequency converter