Festnight Spot Welding Machine Control Board Adjustable Time Current Digital Display Welder Transformer Controller Board 40A - Product Features
- The use of STM8 industrial control center microcontroller.
- Strong and weak electricity through optocoupler insulation safe operation.
- The power line and foot switch line adopts the bolt the quick connect terminal more convenient and reliable.
- Input time current using high-precision simple potentiometer to ensure reliable convenient input
- On-board power supply state foot trigger indicator work status clearly visible.
- Warranty not applicable for this product