Beefy 2.2kW Air Cooled ER20 Spindle With 4 Bearings, 220V, 24000 RPM, 80mm Aluminum Bracket, Ceramic Ball Bearing, Inverter Speed Control For CNC Routers And Milling Machines

High-performance 2.2kW air-cooled ER20 spindle for precise CNC routing.
✔️ 2.2kW power at 220V, speeds up to 24000 RPM, air-cooled design with ER20 chuck and 4 sealed bearings

This air-cooled spindle is a solid motor unit designed for CNC routers and milling machines, commonly used in workshops for tasks like cutting, engraving, and shaping materials such as wood, metal, and plastics.

✅ 2.2kW power output for reliable high-speed operations
✅ 220V voltage with 10A current and frequency up to 400Hz
✅ Air cooling method to maintain performance during extended use
✅ ER20 chuck that clamps tools from 1mm to 13mm for versatile setups
✅ Four sealed angular contact bearings (2x 7005 P4 DT and 2x 7002 P4 DT) with runout less than 0.01mm
✅ Dimensions: 80mm diameter x 224mm length, ideal for compact installations

💡 How can an air-cooled spindle boost efficiency in machining setups?
A quick look at why these spindles are a smart pick for machine shops.
- Reduces overheating risks compared to water-cooled options, keeping downtime low
- Offers easy setup with inverter speed control for adjusting to different materials
- Delivers consistent precision for projects like custom parts or prototypes
- Lowers maintenance needs with sealed bearings that handle dust and debris effectively