Machine requirements
For machines that use ER11 tooling and water cooling. Check that your drive supports 24,000 rpm rated and that the mounting dimensions fit: Ø65 mm · 235.5 mm overall.

GDZ SPINDLE · MANUAL
A 65 mm water-cooled ER11 spindle at 1.5 kW and 24,000 rpm. The documented winding is 220 V / 5 A.
MODEL SELECTION
For machines that use ER11 tooling and water cooling. Check that your drive supports 24,000 rpm rated and that the mounting dimensions fit: Ø65 mm · 235.5 mm overall.
Check the 235.5 mm overall length. Use the GDZ-18 drawing when checking the nose and connections; other GDZ-18 versions have different tooling and dimensions.
GDZ-18-2 is a different 0.8 kW ER11B configuration; GDZ-18B uses ER16 and a longer assembly.
Compare the differences →SPECIFICATIONS
This water-cooled spindle uses ER11 tooling. Power: 1.5 kW rated. Speed: 24,000 rpm rated. Installation dimensions and weight: 65 mm body diameter, 235.5 mm overall length, 4.5 kg weight.
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| Output and duty | |
|---|---|
| Rated power (kW) | 1.5 |
| Rated speed (rpm) | 24,000 |
| Tooling and mounting | |
| Tool interface | ER11 |
| Tool change | Manual tool change |
| Electrical | |
| Spindle winding (V) | 220 |
| Rated current (A) | 5 |
| Frequency (Hz) | 400 |
| Dimensions and weight | |
| Body diameter (mm) | 65 |
| Overall length (mm) | 235.5 |
| Weight (kg) | 4.5 |
| Cooling and feedback | |
| Cooling | Water-cooled |
INSTALLATION CHECKS
Start with the exact GDZ-18 configuration. Compare the mounting drawing, nose clearance and connection locations with the existing installation. Check the collet, nut clearance and usable clamp area before reusing tooling or supports.

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 |
|---|---|---|---|---|---|
| GDZ-18Current configuration | 1.5 kW rated | 24,000 rpm rated | ER11 | Water-cooled | Ø65 mm · 235.5 mm overall |
| GDZ-18-2 | 0.8 kW rated | 24,000 rpm rated | ER11B | Water-cooled | Ø65 mm · 224 mm overall |
| GDZ-18B | 1.5 kW rated | 24,000 rpm rated | ER16 | Water-cooled | Ø65 mm · 254.5 mm overall · 110 mm clamp |
| GDZ-26-3 | 1.2 kW rated | 24,000 rpm rated | ER11 | Water-cooled | 24,000 rpm configuration · Ø62 mm · 237 mm overall · 100 mm clamp |
| GDZ-17B | 1.5 kW rated | 24,000 rpm rated | ER16 | Water-cooled | Ø80 mm · 241 mm overall |
DOWNLOADS
No standalone PDF is listed for this configuration. Use the full-size drawing above and include any document requirements in your inquiry.
For CAD or additional installation drawings, include the exact model and configuration in your inquiry.
MODEL QUESTIONS
This configuration combines ER11 tooling, 24,000 rpm rated and Ø65 mm · 235.5 mm overall. Keep the complete code when comparing drawings.
Include the existing nameplate, mounting dimensions, required ER11 tooling, drive details and cooling arrangement. GDZ-18-2 is a different 0.8 kW ER11B configuration; GDZ-18B uses ER16 and a longer assembly.
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