The MMA-250 WeldMaster is a portable arc welding machine designed for Manual Metal Arc (MMA) welding, also known as stick welding.
Specifications
-Model: MMA-250
-Type: Inverter Arc Welding Machine
-Input Voltage: 220V AC (single-phase), 50/60 Hz
-Current Range: 20A – 250A (adjustable with digital display)
-Duty Cycle: 60% at 250A (varies by brand)
-Electrode Diameter Supported: 1.6 mm – 5.0 mm
-Welding Process: MMA (Stick welding), some versions support basic TIG with accessories
-Cooling: Built-in fan cooling system
-Protection: Overheat, overcurrent, and short-circuit protection
Features:
-Hot Start (easy arc striking)
-Anti-Stick (prevents electrode sticking)
-Arc Force (stable arc control)
-Weight: Lightweight (~4–6 kg, portable)