Main Feature: - Latest electronic components and Micro-processor control with digital display. - Solid state relay replaces AC contactor, getting rid of the after services of contact problems. - 90V-270V wide voltage switch power avoid the problems of control transformer. - Touch film switch replacing key switch, snob switch and rotary switch make machine more reliable. - Automatic control welding time adjustable at 0.1s-9.9s. - Output connector of spot weld suitable for 2 or 3 welding guns being connected at same time.Technical Data:- Latest electronic components and micro-processor control with digital display. - Solid state relay replaces AC contactor, getting rid of the after services of contact problems. - 90V-270V wide voltage switch control power avoid the problems of control transformer. - Touch film switch replacing key switch and turn switch make machine more reliable. - Automatic control welding time adjustable at 0.1s-9.9s. - Copper bolt output connector suitable for 2 or 3 welding guns being connected at same time. Technical Data: Model DW-2800+DW-8000DW-8600 DW-8800 Output 6-11V 1500-4000A 6-11V 1500-4000A 5-9.5V 1500-5000A 4-8V 1500-6000A Power supply AC 220V 1ph or 380V2ph50/60HzAC 220V 1ph or 380V2ph50/60Hz380V2ph50/60Hz380V2ph 50/60Hz Input power 15KVA 15KVA 18KVA 20KVA Double side weld 0.6+0.6 0.6+0.6 1.0+1.0 1.5+1.5 Dimension(mm) 450×710×940 450×710×940 450×710×940 450×710×940mm Net weight 43kgs 50kgs 60kgs 70kgs