| Model | STJ-xxx-20W | STJ-xxx-30L | STJ-xxx-30W | STJ-xxx-60W |
| Wavelength | 10.6/10.2/9.3μm | 10.6/10.2/9.3μm | 10.6/10.2/9.3μm | 10.6/10.2/9.3μm |
| Laser power | ≥28W | ≥33W | ≥40W | ≥65W |
| Power stability | ±5% | ±5% | ±5% | ±5% |
| Beam mode | TEM00 | TEM00 | TEM00 | TEM00 |
| Beam diameter | 2.0-2.2mm | 2.0-2.2mm | 2.0-2.2mm | 2.5-3.0mm |
| Beam divergence | 4mrad | 4mrad | 4mrad | 4mrad |
| Polorization | 50:1, vertical | 50:1, vertical | 50:1, vertical | 50:1, vertical |
| Modulation frequency | 0-20 kHz | 0-20 kHz | 0-20 kHz | 0-20 kHz |
| Cooling | Air | Air | Air | Air |
| DC power input | 48VDC/12.5A/600W | 48VDC/12.5A/600W | 48VDC/12.5A/600W | 48VDC/31A/1500W |
| Dimension, mm | 360×93×140 | 360×93×140 | 360×93×140 | 537×93×140 |