| Model | G 400 |
| No-load speed | 25000 rpm |
| Rated input power | 380 W |
| Output power | 250 W |
| Speed at rated load | 11700 rpm |
| Collar diameter | 43 mm/ 1 11/16'' |
| Collect chuck bore | 6 mm/ 0.2362'' |
| Weight (without power cable) | 1.5 kg/ 3.3 lbs |
| Cable length | 2.55m / 8 ft |
| Vibration | |
| Surface grinding (up to Ø 25mm) | 6.6 m/s² |
| Surface grinding (up to Ø 50mm) | 12 m/s² |
| Noise emission | |
| Sound pressure level | 76 dB(A) |
| Sound power level (LwA) | 87 dB(A) |
| Uncertainty of measurement K | 3 dB(A) |
Singapore
