Best fit
For a ER20 installation with air-cooled and 18,000 rpm rated. Mounting requirements: Housing Mount · 288.5 mm overall. Compare these dimensions with the machine before choosing.

GDF SPINDLE · MANUAL
Housing Mount
The housing-mount version of GDF46-18Z/2.2 uses the same printed code as the base-mount version. Choose this page only when its housing and fixing points match the machine.
QUICK DECISION
For a ER20 installation with air-cooled and 18,000 rpm rated. Mounting requirements: Housing Mount · 288.5 mm overall. Compare these dimensions with the machine before choosing.
Compare the housing mounting holes and available support surfaces. The base-mount drawing must not be used to position this version.
The base-mount version is the closest code match, but its mounting structure is different.
Compare the differences →SPECIFICATIONS
The documented configuration uses ER20 tooling and air-cooled. Output: 2.2 kW rated. Operating speed: 18,000 rpm rated. The drawing lists 288.5 mm overall length, 7 kg weight. Documented winding configurations are 220 V / 7.8 A or 380 V / 4.4 A.
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| Output and duty | |
|---|---|
| Rated power (kW) | 2.2 |
| Rated speed (rpm) | 18,000 |
| Tooling and mounting | |
| Tool interface | ER20 |
| Tool change | Manual tool change |
| Mounting | housing mount |
| Electrical | |
| Frequency (Hz) | 300 |
| Dimensions and weight | |
| Overall length (mm) | 288.5 |
| Weight (kg) | 7 |
| Cooling and feedback | |
| Cooling | Air-cooled |
Voltage and current stay paired within the selected winding.
INSTALLATION CHECKS
Start with the exact GDF46-18Z/2.2 configuration (housing mount). 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 |
|---|---|---|---|---|---|
| GDF46-18Z/2.2Current configuration | 2.2 kW rated | 18,000 rpm rated | ER20 | Air-cooled | Housing Mount · 288.5 mm overall |
| GDF46-18Z/2.2 | 2.2 kW rated | 18,000 rpm rated | ER20 | Air-cooled | Base mount · 288.5 mm overall |
| GDF46-18Z/1.5 | 1.5 kW rated | 18,000 rpm rated | ER20 | Air-cooled | Base Mount · 258.5 mm overall |
| GDF80-24Z/2.2B | 2.2 kW rated | 24,000 rpm rated | ER20 | Air-cooled | Ø80 mm · 269.5 mm overall · 125 mm clamp |
| GDF65-24Z/0.8 | 0.8 kW rated | 24,000 rpm rated | ER11 | Air-cooled | Ø65 mm · 245 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 ER20 tooling, 18,000 rpm rated and Housing Mount · 288.5 mm overall. Keep the complete code and housing mount when comparing drawings.
Include the existing nameplate, mounting dimensions, required ER20 tooling, drive details and cooling arrangement. The base-mount version is the closest code match, but its mounting structure is different.
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