Most of the Makita‐branded “500A inverter” items available locally are inverter‐type arc welding machines — not power inverters for household/AC power. These are portable welding machines that use inverter electronics (IGBT technology) for stable welding performance.
Typical Features
Rated output: ~500 A welding current (for manual metal arc / stick welding).
Input: 220–240 V AC mains.
Portable and fan‐cooled.
Stepless current adjustment (you can set welding current).
Includes accessories: welding cables, grounding clamp, electrode holder, welding mask, brush.