4.5KW Water Cooled ER20 Spindle Motor D100mm With 5.5KW Inverter VFD For CNC Milling Machine 380V High Speed Quiet Operation And Smooth Precision For Heavy Duty CNC Milling And High Torque Applications

Water-Cooled ER20 Spindle for CNC Milling 4.5kW
✔️ 380V/220V, 4.5kW spindle, 0-24000 rpm, ER20, water cooled

This water-cooled ER20 spindle is designed for high-speed milling and engraving on CNC machines, including milling centers, engraving machines, routers, and lathes. It pairs with a 5.5KW inverter VFD for precise speed control and quieter operation, making it a solid choice for heavy-duty CNC milling and high-torque projects. Pack size: 1 spindle unit with 150W water pump, 100mm bracket, and an 8-piece ER20 collet kit for a ready-to-run setup.

✅ 4.5 kW spindle power for heavy-duty milling
✅ Speed range 0-24000 rpm for versatile cutting
✅ ER20 collet with 100 mm body diameter for broad tooling options
✅ Water cooling for quiet operation and cooler tooling
✅ 150 W water pump included in the package
✅ Input voltages: 220V/380V, 3-phase with inverter compatibility
✅ Runout less than 0.01 mm for high precision
✅ Bearings: 2x7005C P4 DB and 2x7003C P4 DB with 4 pcs ceramic balls
✅ Size: 100x267 mm (diameter 100 mm, length 267 mm) (3.94 x 10.51 in)

💡 What is a water cooled spindle used for? - Handy for high-speed milling and engraving on metal and plastic. - Keeps heat down during heavy-duty cutting, extending tool life. - Works with VFD for precise speed control in CNC machines. - Compatible with ER20 collets for versatile tooling options.