The LHF 400/630/800 rectiﬁers are designed to meet the highest expectations in terms of robustness and operational performance and reliability. The alu/zinc sheet-metal casing is corrosion-resistant and the transformers and switches have been specially chosen to withstand the toughest conditions. Dynamic characteristics, current range, "anti-stick" function and power capacity make the LHF a tool for contractors and fabricators who require top performance. LHFs are also good for TIG scratch starts or with TIG add-on units. The 630 and 800 have been optimized for carbon arc gouging. Delivery includes Two OKC welding cable connectors, wheels, assembly elements, instruction manual.