Cooling unit for TIG AC/DC. Quickly and easily turns your device into a liquid-cooled TIG. The cooling unit is easily attached to the base of the welding generator. Simple to use, the unit takes all types of liquid automotive coolants. With standard connections (G1/8 Male) the cooling unit will accept most TIG torches on the market. The unit’s security valves will prevent fluid-flow when disconnecting the torch. It’s independent power supply means that the cooling unit can be turned off when using an air cooled torch.