2 Point 2KW Air Cooled Square CNC Spindle Motor 220V 24000RPM ER20 Beefed Up Pro Grade Collet High Speed Milling Engraving Spindle With Four Bearings 400Hz For Precision Machining

High-Speed 2.2kW Air-Cooled CNC Spindle with ER20
✔️ Single unit: 2.2kW air-cooled spindle, ER20 collet, 24,000 RPM, 400Hz

This single-unit spindle is designed for precision milling and engraving in CNC routers and milling machines. Built with an air-cooled design and ER20 collet, it delivers high power and tight runout for clean, accurate cuts in metal, plastic, and wood.

✅ Power: 2.2 kW
✅ Voltage: 220 V AC
✅ Current: 6 A
✅ Frequency: 400 Hz
✅ Speed: 24,000 RPM
✅ Cooling: Air-cooled
✅ Runout: under 0.01 mm
✅ Bore tolerance: under 0.005 mm
✅ Collet: ER20
✅ Bearings: 4 pcs, P4 class

💡 What is a CNC spindle motor used for in precision milling and engraving applications? This handy piece powers high-speed cuts with tight tolerances. - It enables accurate tool rotation at high RPMs for small-diameter end mills - It supports ER20 collets for common tool sizes - It provides air-cooling to manage heat during long runs - It uses four precision bearings for stability and low runout