| Model | UDP6731 | UDP6730 | UDP6721 | UDP6720 |
| type | Programmable Switching DC power supply | Programmable Switching DC power supply | Programmable Switching DC power supply | Programmable Switching DC power supply |
| Channels | 1 | 1 | 1 | 1 |
| Total Power | 360W | 360W | 180W | 180W |
| Output Voltage | 0~80V | 0~40V | 0~60V | 0~60V |
| Output Current | 0~15A | 0~30A | 0~8A | 0~5A |
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