Beefy 4.5kW ER32 CNC Spindle Motor Water Cooled 220V To 380V Square Spindle With Ceramic Ball Bearings 0.01mm Runout High Speed Bearings Quiet Operation For Milling And Router Projects

Powerful 4.5kW ER32 CNC Spindle for Milling
✔️ 1x single unit 4.5kW ER32 water cooled spindle, 0-18000 rpm

This high performance spindle is engineered for milling, engraving, and routing on CNC machines. It delivers precise torque, low runout, and quiet operation, great for workshop and production use.

✅ Spindle power: 4.5 kW
✅ Spindle voltage: 220V/380V
✅ Speed range: 0-18000 rpm
✅ Runout: <0.01 mm
✅ Bearing configuration: 2x7008C P4 DB + 2x7002C P4 DB ceramic balls
✅ Collet: ER32
✅ Collet range: 1-20 mm (including 1/4, 1/8, 1/2 in)
✅ Spindle size: 214.5 x 103 x 120.6 mm (8.45 x 4.06 x 4.75 in)
✅ Cooling: Water cooled
✅ Applications: Milling engraving CNC routers

💡 What is a water cooled CNC spindle used for in milling and engraving projects? This handy guide explains the core role and benefits for DIY shops and small manufacturers. - High speed milling and engraving with stable temperature - Works with ER32 collets for common end mills - Ceramic bearings reduce runout and extend life under heavy use - Water cooling minimizes heat and keeps noise down during long cutting sessions