CNC Spindle Motor 5.5KW 380V Water Cooled Constant Torque Spindle For Metal Milling Four Bearings ER25 4 1000Hz 30000RPM BeefedUp Fast Precision And Quiet Operation For CNC Metal Milling Machines

5.5kW Water-Cooled CNC Spindle for Precision Milling
✔️ 5.5kW, 380V water-cooled spindle, ER25, 30,000 RPM, single unit

This high-performance water-cooled CNC spindle motor is built for metal milling, engraving, and precision shaping. It delivers steady torque and quiet operation, ideal for aluminum, steel, and other materials on CNC mills, lathes, engravers, and routers in shops or production lines.

✅ 5.5 kW continuous torque spindle for reliable metal milling
✅ 380V input with water cooling to reduce heat and noise
✅ ER25 tooling with four bearings and axial preload
✅ Up to 30,000 RPM for fast, precise cuts
✅ Suitable for engraving machines, mills, lathes, and CNC routers

💡 What is a water-cooled CNC spindle motor used for in metalworking and precision milling?

This handy motor is designed to deliver steady torque while staying cool under heavy use. It is commonly used in milling, engraving, and routing to maintain precision and cut quality.

- Long-term heat management improves tool life during extended runs - Water cooling reduces noise compared with air-cooled setups - Works with ER25 tooling and 380V CNC equipment