The CNC Spindle Motor 500W 100V DC with Speed Governor Controller Kit by BDTronics is a high-performance, air-cooled spindle solution designed for CNC routers, engraving machines, and DIY CNC projects. This complete kit includes a 500W DC spindle motor, speed governor power supply, 52mm mounting clamp, ER11 collet, and mounting screws, making it ready for installation on most compact and medium-size CNC machines. Supporting Mach3 and GRBL controller boards, this spindle motor delivers stable speed control, high precision, and reliable torque for long-duration operations. Ideal for wood carving, PCB engraving, acrylic cutting, plastic machining, and light soft metal milling

Features:

• Powerful 500W DC spindle motor for CNC machining and engraving

• Compatible with Mach3 and GRBL CNC controller boards

• Intelligent air-cooling design for continuous and long-running operations

• Speed governor controller allows adjustable RPM for different materials

• High-precision spindle with low runout for clean and accurate cuts

• ER11 collet support for a wide range of CNC cutting tools

• Compact 52mm diameter for easy mounting on CNC Z-axis plates

• Suitable for wood, acrylic, plastic, PCB, and soft metal machining

Specifications:

• Operating Voltage: 100V DC

• Power Rating: 500W

• Operating Speed Range: 3000–12000 RPM

• Maximum Speed: Up to 12,000 RPM

• Maximum Torque: 0.55 Nm

• Torque Rating: 5000 g/cm

• Spindle Runout Accuracy: 0.01–0.03 mm

• Insulation Resistance: > 2 Megaohms

• Dielectric Strength: 400V

• Spindle Diameter: 52mm

• Chuck Portion Length: 45mm

• Chuck Portion Diameter: 16mm

• Motor Length: 200mm

• Cooling Type: Air cooled

• Package Size: 20 × 20 × 20 cm

• Package Weight: 2.4 kg

Applications:

• CNC wood carving and engraving

• PCB milling and PCB engraving machines

• Acrylic, plastic, and MDF cutting

• Soft metal milling and light aluminum machining

• DIY CNC routers and desktop CNC machines

• Educational CNC projects and prototyping

How to Use:

• Mount the spindle motor securely using the provided 52mm clamp

• Connect the spindle motor to the speed governor power supply

• Interface the controller with Mach3 or GRBL-compatible CNC control boards

• Adjust spindle speed using the governor according to material and tool size

• Install ER11 collet and cutting tool securely before operation

• Ensure proper airflow around the spindle for effective cooling during use

Package Includes:

• 1 × 500W CNC Spindle Motor

• 1 × Power Supply Speed Governor Controller

• 1 × 52mm Spindle Clamp

• 4 × Mounting Screws

• 1 × ER11 Collet

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