MasterTig MLS Materials
Manuals
Mastertig MLS 3000, 4000 PDF Manual
Technical specifications
MasterTig MLS 3000 Download
MasterTig MLS 3000VRD Download
MasterTig MLS 4000 Download
MasterTig MLS 4000VRD Download
Declarations of conformity
Mastertig MLS 2000, 3000, 3003 ACDC, 4000 Download
Brochures and leaflets
MasterTig MLS 3000 Download
MasterTig MLS 4000 Download
References
Nasser S. Al Hajri Corporation Read more
NOU UTSPR Training Center Read more
Welltec Read more

DC equipment for industrial applications

MasterTig MLS DC range has become an industry standard for many users, offering precise welding performance and lightweight, portable design. A popular choice for welding professionals, options include 300 and 400 amp power sources with 30% duty cycle at maximum output current.

Choose from four control panel options, allowing you to select exactly the parameter control that’s right for your welding application.

MTL/MTX/MTM/MTZ control panel options contain basic and specialist functions required for quality DC TIG and MMA welding. Features can include: HF or contact ignition, pre-gas and post-gas control, torch switch latching 2T/4T, remote control and setup options, welding current upslope and downslope timer, MMA ignition pulse, MMA arc dynamics, pulse and synergic pulse TIG, spot timer, 4T log and memory channel function.

Benefits

  • DC TIG and MMA power output
  • Compact size ensures effortless mobility
  • Excellent ignition quality, even with long TIG torches
  • Quick pulse function increases welding speed and quality
  • Suitable for use with power generators
PRECISE AND RELIABLE IGNITION

PRECISE AND RELIABLE IGNITION

Even at low currents and with long torches or cable sets

MODULAR ADAPTABILITY

MODULAR ADAPTABILITY

4 different control panel choice means you build the machine you need

EASY MOBILITY

EASY MOBILITY

Compact size and lightweight means simple site movement

Product options

MasterTig MLS 3000
MasterTig MLS 3000 MasterTig MLS 3000 sets the standard for industrial TIG welding. Precise and refined welding quality for workshop or site use, MasterTig MLS 3000 has become an industry standard, offering the necessary performance in a lightweight and portable design. This welder is a 300 A version. View more
Technical specifications
Product code
MasterTig 3000 MLS - 6114300
MasterTig 3000 MLS VRD - 6114300VRD
MasterTig 4000 MLS - 6114400
MasterTig 4000 MLS VRD - 6114400VRD
Connection voltage 3~ 50/60 Hz
380-440V ±10%
Fuse (delayed)
10 A
Output (TIG) 30% ED
300 A/22.0 V
Output (TIG) 60% ED
230 A/19.0 V
Output (TIG) 100% ED
200 A/18 V
Output (MMA) 60% ED
205 A/28.2 V
Output (MMA) 40% ED
250 A/30V
Output (MMA) 100% ED
160 A/26.4 V
Open circuit voltage
80 VDC
Stick electrode sizes
1.5...5.0 mm
Welding range (MMA)
10 A/20.5 V...250 A/30.0 V
Welding range (TIG)
5 A/10.0 V...300 A/22.0 V
Operating temperature range
-20…+40 °C
External dimensions LxWxH
500 × 180 × 390 mm
Weight (no accessories)
22 kg
Degree of protection
IP23S
MasterTig MLS 4000
MasterTig MLS 4000 MasterTig MLS 4000 sets the standard for industrial TIG welding. Precise and refined welding quality for workshop or site use, MasterTig MLS 4000 has become an industry standard, offering the necessary performance in a lightweight and portable design. This welder is a 400 A version. View more
Technical specifications
Product code
6114400
Connection voltage 3~ 50/60 Hz
380–440V ±10%
Fuse (delayed)
16 A
Output (TIG) 30% ED
400 A/26.0 V
Output (TIG) 60% ED
320 A/22.8 V
Output (TIG) 100% ED
270 A/20.8 V
Output (MMA) 60% ED
285 A/31.4 V
Output (MMA) 40% ED
350 A/34.0 V
Output (MMA) 100% ED
220 A/28.8 V
Open circuit voltage
80 VDC
Stick electrode sizes
1.5...6.0 mm
Welding range (MMA)
10 A/20.5 V...350 A/34.0 V
Welding range (TIG)
5 A/10.0 V...400 A/26.0 V
Operating temperature range
-20…+40 °C
External dimensions LxWxH
500 × 180 × 390 mm
Weight (no accessories)
23 kg
Degree of protection
IP23S
MasterTig MLS 3000VRD
MasterTig MLS 3000VRD MasterTig MLS 3000VRD is equipped with Voltage Reduction Device that will increase safety at work and suit certain markets. This welder offers the necessary performance in a lightweight and portable design. This welder is a 300 A version. View more
Technical specifications
Product code
6114300VRD
Connection voltage 3~ 50/60 Hz
380-440V ±10%
Fuse (delayed)
10 A
Output (TIG) 30% ED
300 A/22.0 V
Output (TIG) 60% ED
230 A/19.0 V
Output (TIG) 100% ED
200 A/18 V
Output (MMA) 60% ED
205 A/28.2 V
Output (MMA) 40% ED
250 A/30V
Output (MMA) 100% ED
160 A/26.4 V
Open circuit voltage
80 VDC
Stick electrode sizes
1.5...5.0 mm
Welding range (MMA)
10 A/20.5 V...250 A/30.0 V
Welding range (TIG)
5 A/10.0 V...300 A/22.0 V
Operating temperature range
-20…+40 °C
External dimensions LxWxH
500 × 180 × 390 mm
Weight (no accessories)
22 kg
Degree of protection
IP23S
MasterTig MLS 4000VRD
MasterTig MLS 4000VRD MasterTig MLS 4000VRD is equipped with Voltage Reduction Device that will increase safety at work and suit certain markets. This welder offers the necessary performance in a lightweight and portable design. This welder is a 400 A version. View more
Technical specifications
Product code
6114400VRD
Connection voltage 3~ 50/60 Hz
380–440V ±10%
Fuse (delayed)
16 A
Output (TIG) 30% ED
400 A/26.0 V
Output (TIG) 60% ED
320 A/22.8 V
Output (TIG) 100% ED
270 A/20.8 V
Output (MMA) 60% ED
285 A/31.4 V
Output (MMA) 40% ED
350 A/34.0 V
Output (MMA) 100% ED
220 A/28.8 V
Open circuit voltage
80 VDC
Stick electrode sizes
1.5...6.0 mm
Welding range (MMA)
10 A/20.5 V...350 A/34.0 V
Welding range (TIG)
5 A/10.0 V...400 A/26.0 V
Operating temperature range
-20…+40 °C
External dimensions LxWxH
500 × 180 × 390 mm
Weight (no accessories)
23 kg
Degree of protection
IP23S

Accessories

All Cooling Cables Torches Remotes Transport unit Other
Kemppi Mastercool 10 product image

Mastercool 10

An optional cooling unit for Kemppi KempArc and Mastertig MLS 3000 and 4000.Unit...

An optional cooling unit for Kemppi KempArc and Mastertig MLS 3000 and 4000.

Unit performs 1 kW of cooling power with a three liter tank that can be filled with a 20 % – 40 % ethanol/water mixture, or any other suitable antifreeze agent.

Product code: 6122350

Kemppi Earth return cable 5 m, 35 mm² product image

Earth return cable 5 m, 35 mm²

Product code: 6184311


TTC torches

The TTC range is designed for use with specific Kemppi TIG machines and available in ...

The TTC range is designed for use with specific Kemppi TIG machines and available in both gas- and water-cooled models.

Kemppi Electric plug 16 A product image

Electric plug 16 A

Product code: 9770812

Kemppi Gas flow gauge AR/clock product image

Gas flow gauge AR/clock

Product code: 6265136

Kemppi Remote control RTC10 product image

Remote control RTC10

Fingertip control compatible with Kemppi TTC welding torch range for TIG welding....

Fingertip control compatible with Kemppi TTC welding torch range for TIG welding.

Increase welding quality, work efficiency, comfort, and safety with appropriate, easy-to-use Kemppi remote controls.

Product code: 6185477

Kemppi Remote control RTC20 product image

Remote control RTC20

Fingertip control compatible with Kemppi TTC welding torch range for TIG welding....

Fingertip control compatible with Kemppi TTC welding torch range for TIG welding.

Increase welding quality, work efficiency, comfort, and safety with appropriate, easy-to-use Kemppi remote controls.

Product code: 6185478

Kemppi Remote control R10 product image

Remote control R10

Suitable for use with Kemppi MIG, TIG, and stick (MMA) welding equipment. Available i...

Suitable for use with Kemppi MIG, TIG, and stick (MMA) welding equipment. Available in 5 m and 10 m.

Increase welding quality, work efficiency, comfort, and safety with appropriate, easy-to-use Kemppi remote controls.

Product code: R10, 5 m - 6185409 R10, 10 m - 618540901

Kemppi Remote control R11F product image

Remote control R11F

Foot control pedal for Kemppi MasterTig MLS, MasterTig MLS ACDC and MinarcTig. Availa...

Foot control pedal for Kemppi MasterTig MLS, MasterTig MLS ACDC and MinarcTig. Available in 5 m.

Increase welding quality, work efficiency, comfort, and safety with appropriate, easy-to-use Kemppi remote controls.

Product code: 6185407

Kemppi Remote control R11T product image

Remote control R11T

Suitable for use with Kemppi MasterTig MLS, Master MLS, and Master S welding equipmen...

Suitable for use with Kemppi MasterTig MLS, Master MLS, and Master S welding equipment.

Increase welding quality, work efficiency, comfort, and safety with appropriate, easy-to-use Kemppi remote controls.

Product code: 6185442

Kemppi T110 product image

T110

Suitable for Master MLS 2500 & 3500, MasterTig MLS 2000, MasterTig MLS 3000 & 4000, M...

Suitable for Master MLS 2500 & 3500, MasterTig MLS 2000, MasterTig MLS 3000 & 4000, MasterTig MLS 2300, 3000, 3003ACDC (no water cooling unit), and MasterTig LT 250. T110 is a 2-wheel transport unit that is recommended for smaller gas bottle sizes.

Product code: 6185251

Kemppi T130 product image

T130

Suitable for Master MLS 2500 & 3500, MasterTig MLS 2000, MasterTig MLS 3000 & 4000, M...

Suitable for Master MLS 2500 & 3500, MasterTig MLS 2000, MasterTig MLS 3000 & 4000, MasterTig MLS 3000, 4000 & MasterCool 10, MasterTig MLS 2300, 3000, 3003ACDC, and MasterTig LT 250. The T130 is a 2-wheel transport unit suitable for mid-size and large gas bottle sizes.

Product code: 6185222

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