828-090-AC100 RA/RC 90/22 Colombo Spindle Motor 5.5 hp 4.1 kW

Giordano Colombo


Giordano Colombo spindle motor, Colombo RA/RC90/22 35 FP1 ISO 25 CR PDE SF SL, ATC (automatic tool change), air-cooled, 5.5 hp / 4.1 kW, 220 V / 380 V.

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Product Description

Giordano Colombo spindle motor, Colombo RA/RC 90/22 35 FP1 ISO 25 CR PDE SF SL, ATC (automatic tool change), liquid or compressed air-cooled electric motor, 5.5 hp / 4.1 kW, 220 V / 380 V.

Additional Information




220 V, 380 V


4.1 kW, 5.5 hp


24,000 RPM, 32,000 RPM

Maximum Output Frequency

400 Hz, 533 Hz

Tool Holder

ISO 25



Cooling Method

Compressed Air, Liquid Cooled


9.4 Amps, 16 Amps

Tool Change

Automatic Tool Change


Giordano Colombo




Giordano Colombo


828-090-AC100, S25301-5.5D

Country/Region of Manufacture


Colombo RA/RC 90/22 Spindle Motor Specifications:

  • Clamping by balls
  • Extra length front bearing housing for higher radial loads
  • Double-acting pneumatic delivery and return

Spindle Motor Lead Time & Availability

Spindle motor lead time and availability varies up to a year. In stock motors can ship within a day or two. Out of stock motor lead times can vary from 4-6 weeks to 6-9 months or longer. We recommend keeping a spare CNC spindle motor on the shelf to avoid costly downtime. 

Colombo RA/RC Series Spindle Motors 

Giordano Colombo spindles are designed for applications on machines working wood, plastic, aluminum, light alloy, glass and marble. The frame is made from extruded aluminum bar or from heat treated special alloy aluminum ingot. The bearings are a precision angular contact type, with steel or ceramic balls and life lubrication with special grease for high speeds. 

Same Day Shipping Available

Most in-stock CNC router parts and accessories ship the same day from our warehouse in San Diego, California. Order by 2 pm (14:00) Pacific Standard Time Monday – Friday for same day shipping on most items. 

CNC Parts Dept., Inc. Supports American Manufacturing

We strive to keep our customers up and running. Our goal is to shorten any production downtime as much as possible. If you have any questions, contact us by phone or send us a message on our website. Our office hours are 6:00 AM – 5:00 PM PST Monday – Friday.