Best fit
Consider this model when your machine uses ISO20 automatic tool change and can accommodate the spindle body and its side-mounted auxiliary assembly.

GDL SPINDLE · ATC
A 2.2 kW air-cooled ATC spindle with an ISO20 interface. Start with the 18,000 rpm rated point, then check the separate 24,000 rpm maximum against your drive settings.
QUICK DECISION
Consider this model when your machine uses ISO20 automatic tool change and can accommodate the spindle body and its side-mounted auxiliary assembly.
The spindle winding uses 220 V. The 24 V DC fan and sensor connections are separate auxiliary circuits; they are not alternative spindle supply voltages.
For a machine built around BT30 tooling and a water circuit, compare the GDL120-30-24Z/5.5. Changing the taper also changes the installation and tool-change requirements.
Compare the differences →SPECIFICATIONS
The drawing specifies 2.2 kW at 18,000 rpm and 300 Hz, with a maximum of 24,000 rpm at 400 Hz. Rated torque is 1.17 N·m and weight is 8.9 kg. Overall assembly length is 372.5 mm.
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| Output and duty | |
|---|---|
| Rated power (kW) | 2.2 |
| Rated torque (N·m) | 1.17 |
| Rated speed (rpm) | 18,000 |
| Maximum speed (rpm) | 24,000 |
| Tooling and mounting | |
| Tool interface | ISO20 |
| Tool change | Automatic tool change |
| Electrical | |
| Spindle winding (V) | 220 |
| Rated current (A) | 7.8 |
| Rated frequency (Hz) | 300 |
| Maximum frequency (Hz) | 400 |
| Dimensions and weight | |
| Overall length (mm) | 372.5 |
| Weight (kg) | 8.9 |
| Cooling and feedback | |
| Cooling | Air-cooled |
INSTALLATION CHECKS
Match the ISO20 toolholder, mounting pattern, side clearances and signal wiring. A similar power rating does not establish interchangeability.

COMPARE RELATED SPINDLES
These models illustrate different interfaces and installation requirements. Check each drawing before choosing.
Scroll across to compare columns. Keyboard: focus the table area and use the left/right arrow keys.
| Model | Power / duty | Speed | Interface | Cooling | Key difference |
|---|---|---|---|---|---|
| GDL40.5-ISO20-24Z/2.2Current configuration | 2.2 kW rated | 18,000 rpm rated / 24,000 rpm max | ISO20 | Air-cooled | 372.5 mm overall |
| GDL120-30-24Z/5.5 | 5.5 kW rated | 24,000 rpm rated | BT30 | Water-cooled | Ø120 mm · 496.5 mm overall · 136 mm clamp |
| GDL80-20-24Z/2.2B | 2.2 kW rated | 24,000 rpm rated | ISO20 | Water-cooled | Ø80 mm · 335 mm overall · 98 mm clamp |
| GDL100-25-24Z/2.5 | 2.5 kW rated | 24,000 rpm rated | ISO25 | Water-cooled | Ø100 mm · 130 mm clamp |
| GDL110-30-18Z/3.2 | 3.2 kW rated | 18,000 rpm rated | BT30 | Water-cooled | Ø110 mm · 132 mm clamp |
DOWNLOADS
PDF · 681 KB
GDL40.5-ISO20-24Z/2.2 · 220 V spindle; separate 24 V DC fan/sensors
English technical labels; Chinese title block · Revision not specified
Document number: GDL40.5-ISO20-24Z-2.2-00
Download PDFFor CAD or additional installation drawings, include the exact model and configuration in your inquiry.
MODEL QUESTIONS
No. The drawing lists 18,000 rpm at 300 Hz as the rated point and 24,000 rpm at 400 Hz as the maximum.
No. The 24 V DC connections serve the fan and sensors. The spindle winding is specified for 220 V.
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