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Air Cooled Spindle Motor

WHD supplies kinds of High Speed Air Cooled Spindle Motor for CNC engraving and CNC wood routing,including Round CNC Spindle Motor, Square CNC Spindle Motor, CNC Spindle Motor with Flange, for your any applications of routing and engraving.

With over 20 years’ experience of producing and selling spindle motors, WHD spindle motors have been exported to USA, Europe,Brazil, India, Russia etc. all over the world.

Looking forward to cooperating with you soon.

Square Spindle Motor 3.5kw
Model STF47-82-3.5
Power 3.5kW
Speed 18000rpm
Voltage 380V/220V
Current 7.2A/12.3A
Frequency 300Hz
Joint of nose ER25(φ3.175-φ16)
Collet nut 3.175mm, 6mm,12.7mm
Cool Air Cooling
Lub Grease
Phase 3
Torque 1.68Nm
Thermal class F
Protection class IP50
Weight 8.4KG
Warranty Bearings for half a year, other parts for one year

Square Air Cooled Spindle Motor More Specifications: 

Type No.

Product Data

Joint of Nose


1.5 kw, 220V/380V300 Hz, 18000 RPM

ER 20


2.2 kw, 220V/380V, 300 Hz, 18000 RPM

ER 20


3.5 kw, 220V/380V, 300 Hz, 18000 RPM

ER 25


4.5 kw, 220V/380V, 300 Hz, 18000 RPM

ER 32


6.0 kw, 220V/380V, 300 Hz, 18000 RPM

ER 32


7.5 kw, 220V/380V, 300 Hz, 18000 RPM

ER 32


12 kw, 380V, 400 Hz, 12000 RPM

ER 40

 Basing on our customers’ different requirements, WHD supplies different spindle motors with 220V or 380V or 220/380V for choices.

· Woodworking

· Plastic Acrylic

Additional Information:

· Payment Terms: T/T

· Port of loading: Shanghai,China

· Package: Foam Box in Carton Box with Strong Strips across Carton Box

Download attachments: Square Spindle Motor 3.5kw​
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