3.2kW 4P 220V/380V 12000RPM
Single rated-point, focused output at 12000 RPM.
Rated Point
12,000 RPM
Rated Torque
3.2 Nm
Rated Frequency
400 Hz
Maximum Power
3.2 kW
BT30 / Water-cooled
Basic BT30 100mm 3.2KW 12000RPM
Basic BT30 100mm 3.2KW 12000RPM is the cost-focused BT30 entry point for 12000 RPM general CNC work where reliability and budget matter more than maximum spindle speed.
Compare the listed spindle price first, then request freight, lead time, and delivery details for this model.
Power
3.2 kW
Speed
12000 RPM
Tool holder
BT30
Cooling
Water
Voltage
220V / 380V
Structured specifications
Confirmed product parameters
Review the spindle identity, output class, mechanical platform, and electrical configuration before matching this product to a machine, VFD, and cooling setup.
Model identity
- Model
- Basic BT30 100mm 3.2KW 12000RPM
- Series
- Basic
- Type
- ATC Spindle Motor
- Tool holder
- BT30
- Body diameter
- 100mm
- Cooling
- Water
- Lubrication
- Grease
Performance
- Power
- 3.2 kW
- Speed summary
- 12000 RPM
- Rated torque
- 3.2 Nm
- Rated torque (Nm)
- 3.2
- Pole options
- 4P
Mechanical platform
- Front bearings
- 7007x2
- Rear bearings
- 7005
- Nose diameter
- 78 / 55 mm
- Body OD
- 100 mm
- Front length
- 37 mm
- Body length
- 182 mm
- Overall length
- 388 mm
Electrical parameters
- Voltage summary
- 220V / 380V
- Voltage options
- 220V, 380V
- Rated frequency
- 400 Hz
- Rated speed
- 12000 RPM
- Knee speed
- 12000 RPM
- Maximum speed
- 12000 RPM
Applications
- Applications
- General CNC machining, Drilling and tapping, Prototype and job-shop work
Variant matrix
Voltage, pole, and speed combinations
Use this matrix to match voltage, pole count, speed range, and torque to the required VFD and machine-side configuration.
| Variant | Power | Voltage | Poles | Speed | Torque |
|---|---|---|---|---|---|
| 3.2KW 220V 12000RPM | 3.2 kW | 220V | 4P | 12000 RPM | 3.2 Nm |
| 3.2KW 380V 12000RPM | 3.2 kW | 380V | 4P | 12000 RPM | 3.2 Nm |
Performance curves
Power, Torque, and Frequency Curves
Reference curves for the 3.2kW motor group, calculated at 500 RPM intervals with constant torque below knee speed and constant power above it.
4P · 220V/380V
Application fit
Where this spindle makes sense
Review these machining contexts against your material, tool-holder system, duty cycle, and machine envelope before selecting the spindle platform.
Basic BT30 100mm 3.2KW 12000RPM general CNC machining application
General CNC machining and job-shop work are the best match for the Basic BT30 platform.
Basic BT30 100mm 3.2KW 12000RPM light mold machining application
Use for moderate operations where 12000 RPM and cost control are acceptable.
Choose this model when
- Choose it when the machine is built around BT30 automatic tool change tooling.
- Choose it when the 100mm mounting envelope and 3.2 kW output match the machine design.
- Choose it when the required speed path is 12000 RPM and the VFD can support 220V / 380V.
- Choose it when 12000 RPM general machining is more important than premium high-speed options.
Consider another spindle when
- Avoid it when the application requires 18000 / 24000 RPM variants.
- Avoid it when the project specifies ceramic ball bearings or HSK40E tooling.
- Avoid it when the project involves heavy continuous machining that needs the 125 mm 5.5 / 7.5 kW platform.
Installation and integration
Confirm these details before commissioning
VFD matching
- Match the VFD to 3.2 kW, 220V / 380V, pole count, and maximum frequency before ordering.
- Keep 4P and 8P variants separate during quotation because speed and frequency limits differ.
- Do not assume an existing VFD is compatible without checking the rated current and frequency range.
Cooling setup
- Confirm the cooling and duty-cycle setup against the machine runtime before commissioning.
- Keep the spindle environment clear of chips and coolant splash around electrical connectors.
Wiring checks
- Use the wiring diagram as an integration reference and verify connector pinout before energizing the spindle.
- Confirm grounding, cable shielding, and VFD parameter setup before the first speed ramp.
Precision reference
High-Precision Spindle Runout
Critical spindle accuracy reference for precision machining and surface finish control.
Runout accuracy context
The spindle platform is selected for machining applications where tool concentricity, surface finish, and dimensional consistency need to be reviewed before final integration.
Taper Internal Runout
≤ 0.003 mm
Reference for spindle taper concentricity before precision toolholding evaluation.
100 mm Test Bar Runout
≤ 0.01 mm
Reference point for checking tool extension accuracy under inspection conditions.
Quality inspection
Pre-dispatch inspection points
Each spindle order is reviewed against the selected configuration before packing. The inspection flow focuses on model match, connector condition, rotation smoothness, and shipment readiness before the unit leaves the factory.
Inspection focus
The checklist below summarizes the final checks used to reduce configuration mismatch, connector issues, and avoidable handling problems before installation planning begins.
- 01
Configuration match
Verify the spindle nameplate, voltage class, and rated speed before dispatch.
- 02
Mechanical and electrical condition
Check the ordered body diameter, mounting envelope, and connector condition before packaging.
- 03
Shipment readiness
Inspect packaging protection and connector pin continuity before shipment.
Product details
Additional product notes
Product Context
Basic BT30 100mm 3.2KW 12000RPM is the cost-focused BT30 entry point for 12000 RPM general CNC work where reliability and budget matter more than maximum spindle speed.
This 100 mm BT30 platform is intended for cost-controlled ATC spindle upgrades where 12000 RPM, steel-bearing construction, and a compact mounting envelope match the machine requirement. Confirm voltage class, VFD capacity, cooling arrangement, and tool-holder compatibility before quotation.
Dimensional Drawing
External dimensions for the 100 mm body, 3 / 3.2 / 3.5 kW ATC spindle motor platform. Refer to the specifications table above for model-specific nose diameter and overall length values.
Engineering Selection Notes
- Tool holder: BT30
- Body platform: 100mm
- Power class: 3.2 kW
- Speed path: 12000 RPM
- Rated torque reference: 3.2 Nm
- Positioning: compact 100 mm power class with steel ball bearing construction.
Choose it when the machine is built around BT30 automatic tool change tooling. Choose it when the 100mm mounting envelope and 3.2 kW output match the machine design. Choose it when the required speed path is 12000 RPM and the VFD can support 220V / 380V. Choose it when 12000 RPM general machining is more important than premium high-speed options.
Applications and Use Cases
- General CNC machining
- Drilling and tapping
- Prototype and job-shop work
These use cases should be checked against the machine envelope, tool-holder system, VFD capacity, cooling setup, and expected duty cycle before quotation.
Engineering quote
Request support for Basic BT30 100mm 3.2KW 12000RPM
Send your machine model, line voltage, spindle power, control signal preference, and destination country. We use these inputs to confirm the matching spindle and inverter setup before we reply.
Machine
Router or machining center model
Electrical
Voltage, frequency, inverter pairing
Cooling
Air or water cooling preference
Delivery
Duty cycle and destination country
Quotation workflow
- 01
Confirm machine-side requirements
Match spindle power, speed range, control wiring, and supply class to the machine.
- 02
Review electrical and cooling details
Check voltage, inverter compatibility, and thermal management requirements.
- 03
Return the recommended configuration
Confirm the recommended setup, production window, and shipment destination.
Request a Quote
The selected model is included with your request so technical review can start from the correct configuration.
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