1. The most advanced digital technology, light, simple and easy to maintain;
2. Advanced inverter technology, 20% electricity less than the traditional units;
3. Each parameter is set up easily and exactly, the accuracy of output can reach to 1A;
4. Each parameter can be adjusted by manual or automatic;
5. Output cable can lengthen at least to 100M, suitable for high altitude and long distance task;
6. Superior stick performance for all kinds of alkaline, acidic, stainless steel and low hydrogen welding rods, it also performance general scratch DC TIG.
7. Used extensively in construction, vessels, structural steel and pipeline engineering.

Parameter	Unit	ZX7-500DIIX4
Rated primary voltage	V	3 phase 380
Rated primary input	KVA	71
Output current range	A	20-400
Rated duty cycle	%	60
Max no-load voltage	V	68
Rod diameter	mm	3.2-8.0
Overall dimensions	mm	970X630X1486
Weight	kg	252