2.2 kW CNC Air Cooled Spindle Motor With ER20 Bearings, 3 Phase Inverter VFD, 80mm Aluminum Clamp Bracket, 4 Bearing Set, Variable Speed Control Via Inverter, Ideal For Precise CNC Milling, Routing And High Speed Machining

2.2kW CNC Air-Cooled Spindle with ER20 Bearings
✔️ 80x224mm body, ER20, 1-pack, 0-400Hz, 0-24000rpm

This 2.2 kW air-cooled CNC spindle is built for precise engraving, routing, and high-speed milling on wood, plastics, PCBs and soft metals. It’s commonly used on hobbyist CNC routers and small production machines.

✅ 2.2 kW power, 10 A current
✅ 0-400 Hz adjustable frequency, 0-24000 rpm
✅ 80 mm diameter x 224 mm length
✅ 4 sealed angular contact bearings (2x7005 P4 DT, 2x7002 P4 DT)
✅ ER20 collet included; supports ER20 tooling
✅ 80 mm aluminum clamp bracket included
✅ Air cooling with optional H20 waterproof interface
✅ Runout < 0.01 mm

💡 What is a CNC spindle with ER20 bearings typically used for in a workshop?

This handy spindle handles precision engraving and high-speed milling across nonmetals and soft metals, making it ideal for hobbyists and light manufacturing.

• Handy for wood, plastic, PCB routing and sign making
• Good for aluminum and copper work with careful feeds
• Speed control via inverter: 0-400 Hz for precise control