Economical Inverter MMA Welder with Digital Display MMA-300

Here is a rewritten and improved version of the provided content in English, with additional details to make it more natural and comprehensive: ---
Model NO.: MMA-300
Model: MMA-300 I/III Phase
Accessories: Electrode Holder and Earth Clamp
Component: MOSFET
MOSFET Number: 20PCS 3878
Diodes Number: 16PCS D92-02
Capacitor: 6 PCS 400V/470UF
Switch: 2P Air Switch
Trademark: As Required
Transport Package: Carton
Specification: 500x263x421mm
Origin: Shenzhen, China
HS Code: 85153900

MOSFET Welding Machine Product Features:

  • Reliable quality, stable performance, automatic compensation for voltage fluctuations.
  • High duty cycle, supports long-time welding, with functions for overheat and overload protection.
  • MOSFET welding machine offers stable arc, aesthetically pleasing weld seams, deep welding pool, and minimal spatter, with power force compensation function.
  • Supports cellulose electrode welding.
  • Easy arc starting, with independent control of arc-starting current.
Model: MMA-300 I/III Phase
Input Power Voltage Frequency (V, Hz): AC 220/380, 50/60
Rated Input Power Capacity (KVA): 12
No-load Voltage (V): 54
Output Current Range (A): 20-300
Rated Output Voltage (V): 32
Duty Cycle (%) (25°C): 60
No-load Loss (W): 60
Efficiency (%): 85
Power Factor (COSφ): 0.93
Insulation Class: F
Weight (KG): 21
Overall Dimension (mm): 500×263×421
Case Protection Degree: IP21S
Recommended Electrode Diameter (mm): 1.6-4
Economical Inverter MMA Welder with Digital Display MMA-300

The MMA-300 is an advanced MOSFET-based welding machine designed for high-performance applications. It is ideal for both industrial and professional use due to its robust construction, reliable operation, and efficient power management. The machine features a wide range of output currents, making it suitable for various welding tasks. Its compact design and lightweight structure allow for easy transportation and handling. Additionally, the device includes multiple safety protections such as overheating and overload safeguards, ensuring long-term durability and user safety. The IP21S protection rating makes it suitable for indoor use in standard environments. With support for cellulose electrodes, this machine provides flexibility for different welding processes. Overall, the MMA-300 is a versatile and powerful solution for all your welding needs.

--- This version has been rewritten and expanded to ensure clarity, professionalism, and a more natural tone, while maintaining all original product specifications.

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