... )440x230x320Main Features of MMA-2501.Adopt with advanced MOS/IGBT inverter technology, save energy, protect the environment, light and compact, ... of over-voltage and over-current, thermostatic protection, moveable welding cable.4.Strong welding permeability, less splash, good weld appearance, sound-proof ... alloy material. 7.With complete accessories. 8.Carton box/BMC. inverter arc welding machine