NBM-500
| Parameter | MIG-500M |
| Input Voltage(V) | AC380V±15％ |
| Frequency(HZ) | 50HZ |
| Rated Input power(A) | 19.5 |
| Current adjust range | 40-500 |
| 40℃60% duty cycle output | 500 |
| 40℃100% duty cycle output | 385 |
| No-load voltage (V) | 50 |
| Efficiency (%) | 85 |
| Power factor | 0.93 |
| Insulation class | F |
| Housing protection class | IP21S |
| Applicable welding rod diameter (MM) | 0.8-16 |
| Weight (kg) | 46 |
| Dimensions | 785*385*720 |
