Based on the product box, the Maxmech MMA-300 Inverter Welding Machine features a power rating of 7.8 kVA.
Technical Specifications
Brand/Model: Maxmech MMA-300
Welding Process: Manual Metal Arc (MMA) / Stick Welding
Input Capacity: 7.8 kVA
Maximum Output Current: 300 Amperes
Input Voltage: Single-phase 220V / 230V
ACTechnology: Advanced IGBT Inverter technology (for stable arc and energy efficiency)
Compatible Electrode Sizes: Typically 2.5 mm to 5.0 mm rods