Features Our liquid cooling unit assures high working cycles for torches in different MIG/MAG – TIG DC – AC/DC processes, suitable to be connected to single-phase and three-phase sources, inverter or transformer on different trolley models. Suitable for ( KING SERIES SIMPLEX SERIES TM SERIES (NO TM236) CONSTELLATION TT255 AC/DC TT305 AC/DC TT425) Machines. WCS Inverter: WCS 1 (2 ph – 400V)