Master S series MMA power sources are designed for high-performance professional welding, offering compact, robust and portable MMA power solutions with optimum energy efficiency.
A perfect partner for heavy-duty MMA welding where the ease of use, reliability and durability are paramount.
The powerful 400 amp power sources provide reliable welding results with efficient ignition.
Suitable for use with a wide voltage network, Master S also integrates Voltage Reduction Device (VRD) for increased safety at work.
Master S 400 SPEC
Product code 632140001
Connection voltage 3~ 50/60 Hz 380 - 440 V ±10%
Fuse (delayed) 25 A
Open circuit voltage in VRD mode < 35 V
Output (TIG) 60% ED 400 A/26.0 V
Output (TIG) 100% ED 310 A/22.4 V
Output (MMA) 60% ED 400 A/36.0 V
Output (MMA) 100% ED 310 A/32.4 V
Open circuit voltage 80 – 95V
Stick electrode sizes 1.6...6.0 mm
Operating temperature range -20…+50 °C
External dimensions LxWxH 570 × 270 × 340 mm
Weight (no accessories) 20.5 kg
Degree of protection IP23S
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