... prevent electrical interference (RFI) triggered over ignitionPower supply: 220v, AC, 50/60HZ, 2635watts rechargeable, 35wattes as spare, When 230V, ... can be insteadValve drive output: can control electromagnetic valve of pneumatic welding head, 24VAC, 15A outputOutput pulse characteristic: at the ... , please contact us for updated Metal Wire Pulse Spot Welder,Metal Pulse Spot Welding Machine