A Series

✓ More stable more compatible
✓ Bottom HF board no interference problem
✓ Good welding performance
✓ Better heat dissipation

IGBT inverter-based Full-bridge portable welding machine lead to main components with less load, small loss and twice theoretical life time.

The protection circuit design is more complicated, comprehensive, and the failure rate is lower.

✓ ANTI-STICK

✓ HOT-START

✓ ARC FORCE