Open frame design: Usually not fully enclosed, making it easier to repair and maintain.
Manual control: Welding current is adjusted using a simple knob or tap switch.
AC or DC output: Available in both types, depending on model and performance level.
Rugged build: Designed for tough working environments like construction sites and workshops.
Portable (in smaller models): Some units come with wheels or handles for easy movement.
Typical Specifications
Welding current range: 120A – 400A (depending on model)
Input power: 220V or 380V AC
Duty cycle: Moderate (varies with load)
Compatible electrodes: 2.5mm – 5.0mm rods