Housed in corrosion-resistant aluminum case, Dimension™ 650 features gouging mode that provides 800 A of usable power. Full 650 A of power at 100% duty cycle makes unit suitable for heavy gouging with 3/8 in. carbons, while optimized short-arc MIG performance offers precision for welding of thin metals. Additional features include input inductor that protects against dirty power and Wind Tunnel Technology™ that directs internal airflow to protect sensitive electronics from dust and dirt.