What is the benefit of the BT30 interface on a 5.5kW spindle?

The BT30 interface is a globally recognized industrial standard that provides excellent clamping rigidity and rotational accuracy. It is significantly more robust than collet-based systems, allowing for higher material removal rates and the use of a wider variety of industrial milling and drilling tools.

Is this spindle compatible with any ATC system?

Yes, this motor is designed with the mechanical architecture required for Automatic Tool Change (ATC) systems. It features the necessary drawbar mechanism to interact with tool carousels or linear changers typically found in high-end VMCs.

Why is water cooling recommended for this 5.5kW model?

At 18,000 RPM, high-power spindles generate considerable heat from both friction and electrical frequency. Water cooling provides the most efficient and consistent thermal regulation, ensuring that the P4-grade bearings and motor windings stay within safe operating temperatures during long production cycles.

CNC Spindle Motor✓ In Stock & Ready to Ship

CNC ATC Spindle Motor 5.5 kW, 18000 RPM, 380V BT30 High Precision

SKU / Model: W55180R380BT30

Power Rating5.5 kw

Max Speed18000 rpm

Cooling MethodStandard Cooled

Interface / Spec380v

The 5.5 kW ATC Spindle Motor is a high-performance industrial solution engineered for precision CNC machining centers that require rapid tool transitions and exceptional rotational stability. Delivering 5.5 kW of balanced power at a peak speed of 18,000 RPM, this motor is optimized for medium-to-heavy duty milling and drilling tasks. The integrated BT30 spindle architecture provides superior tool retention rigidity and enables seamless integration with Automatic Tool Change (ATC) systems, significantly enhancing production efficiency.

Shop Online