2.2KW ER20 Air Cooled CNC Spindle Motor With 80mm Body And 4 Ceramic Bearings 400Hz 110V High Torque Easy Install Stable Voltage Industrial Quality Spindle For Milling Engraving Wood And Aluminum Cutting

High-torque 2.2kW ER20 air-cooled spindle, 1x unit
✔️ 80mm body, 4 ceramic bearings, 110V/220V/380V, 0-400Hz, 0-24000rpm

Compact CNC spindle for milling and engraving, ideal for wood and aluminum on routers or engraving machines. Its air-cooled design helps maintain steady temperatures during long runs, delivering reliable, industrial-grade performance.

✅ 2.2kW rated power with max torque about 0.8 N m
✅ 80x224 mm body with ER20 collet, accepts tooling 1-13 mm including common sizes
✅ Four sealed angular contact bearings (2x 7005 P4 DT, 2x 7002 P4 DT)
✅ Air cooling design keeps temps stable during long cuts
✅ Three-phase inverter compatible for variable speed control
✅ Spindle voltage options 110V/220V/380V

💡 What is an ER20 air cooled CNC spindle used for? This handy unit is built for high-precision milling and engraving in wood and aluminum, fitting standard CNC routers and engraving machines.

- Used for precise material removal, shaping and lettering in shop cnc setups - Works with three-phase inverters to adjust speed via frequency control - Air cooling helps keep performance steady during long cuts - Compact form fits standard mounting and ER20 tooling ranges