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tregaskiss MW1 fixed automatic MIG guns straight and curved necks Tregaskiss MW1 fixed automatic water-cooled MIG gun with straight neck Tregaskiss MW1 fixed automatic water-cooled MIG gun with 45-degree neck

MW1 Fixed Automatic Water-Cooled MIG Guns

Available With AccuLock™ R Consumables

Tregaskiss® MW1 fixed automatic water-cooled MIG guns are engineered for hard tooling automation applications that require a simple, durable and repeatable MIG gun that can maximize uptime and throughput.

Built with a strong armored neck and body, simple internal connections and high performance consumables make these guns quick and easy to maintain.

The MW1 MIG guns are available in 500 and 600 amp models.

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Configure My Gun Reverse Lookup

  • One piece high strength phenolic handle provides better impact resistance than aluminum
  • Spring-guard strain relief prevents kinking and abrasion
  • Water-cooled neck is made from stainless steel and is silver brazed and leak tested

Processes

  • MIG (GMAW) welding

Duty Cycle Rating

  • 100%: 500 and 600 amp CO2 gas and mixed gases
  • Ratings are based on tests that comply with new 2013 IEC 60974-7 standards.

Customize your Tregaskiss® MW1 fixed automatic water-cooled MIG gun online

Now you can configure the gun part number you need, or reverse lookup your existing gun part number using our new mobile-friendly online configurator. Plus get access to additional resources and an expanded replacement parts list with diagram that you can print, save in PDF format for later, or share via email.

Check it out today!

MW1 MIG Gun Part Number Conversion Tool

Click here to convert your legacy MW1 fixed automatic water-cooled MIG gun part number to an updated MIG gun part number.

Configure a MA1 or MW1 fixed automatic MIG gun online
Find the replacement parts list and other details for the MA1 or MW1 fixed automatic MIG gun you already have

Part Numbers

Consumables Systems

AccuLock R consumables family including contact tips, nozzle and slip-on diffuser
AccuLock™ R Consumables
TOUGH LOCK consumables family shown with contact tips, retaining head and nozzle
TOUGH LOCK™ Consumables

MIG Gun Liners

Family of three QUICK LOAD liners with liner retainers
QUICK LOAD™ Liners
Set of two Tregaskiss conventional liners for MIG welding guns
Conventional Liners

Consumable Systems

Part NumberDescription
T-A030CH*^0.030″ (0.8 mm); qty. 10
T-A035CH*^0.035″ (0.9 mm); qty. 10
T-A039CH*^0.039″ (1.0 mm); qty. 10
T-A045CH*^0.045″ (1.2 mm); qty. 10
T-A052CH*^0.052″ (1.3 mm); qty. 10
T-A062CH*1/16″ (1.6 mm); qty. 10
T-A072CH*0.072″ (1.8 mm); qty. 10
T-A078CH*5/64″ (2.0 mm); qty. 10
T-A094CH*3/32″ (2.4 mm); qty. 10

*add “-100” to end of the above part numbers for quantities of 100.
^add “-1000” to end of the above part numbers for quantities of 1000.

Part NumberDescription
D-ATTH-MW1Heavy duty, thread-on (600 amp); qty. 25
D-ATTH*Heavy duty, thread-on (500 amp); qty. 10
D-ATSH*Heavy duty, slip-on (500 amp); qty. 10

*add “-100” to end of the above part numbers for quantities of 100.

Part NumberDescription
403-20-300.030″ (0.8 mm)
403-20-350.035″ (0.9 mm)
403-20-1.00.040″ (1.0 mm)
403-20-450.045″ (1.2 mm)
403-20-3643/64″ (1.2 mm)
403-20-520.052″ (1.3 mm)
403-20-1.40.055″ (1.4 mm)
403-20-1161/16″ (1.6 mm)
403-20-1.80.070″ (1.8 mm)
403-20-780.078″ (2.0 mm)
403-20-5645/64″ (2.0 mm)
403-20-3323/32″ (2.4 mm)
Part NumberDescription
404-38Heavy duty, thread-on (600 amp)
404-20Heavy duty, slip-on (500 amp)

Part NumberDescription
401-6-62Slip-on, 5/8″ bore, 1/8″ recess, copper (500 amp)
401-5-62Slip-on, 5/8″ bore, 1/4″ recess, copper (500 amp)
601-5-62Thread-on, 5/8″ bore, 1/4″ recess, copper (600 amp)
601-6-62Thread-on, 5/8″ bore, 1/8″ recess, copper (600 amp)
601-5-75Thread-on, 3/4″ bore, 1/4″ recess, copper (600 amp)

MIG Gun Liners

Part NumberDescription
415-35-6for 0.035” (0.9 mm) – 3/64″ (1.2 mm) wire; 6’ (1.8 m)
415-35-10for 0.035” (0.9 mm) – 3/64″ (1.2 mm) wire; 10’ (3.05 m)
415-35-15for 0.035” (0.9 mm) – 3/64″ (1.2 mm) wire; 15’ (5.0 m)
415-116-6for 3/64” (1.2 mm) – 1/16” (1.6 mm) wire; 6’ (1.8 m)
415-116-10for 3/64” (1.2 mm) – 1/16” (1.6 mm) wire; 10’ (3.05 m)
Part NumberDescription
415-45-01for 0.035” (0.9 mm) – 3/64″ (1.2 mm) wire; 6’ (1.8 m)
415-45-02for 0.035” (0.9 mm) – 3/64″ (1.2 mm) wire; 10’ (3.05 m)
415-45-03for 0.035” (0.9 mm) – 3/64″ (1.2 mm) wire; 15’ (5.0 m)
415-116-21for 3/64” (1.2 mm) – 1/16” (1.6 mm) wire; 6’ (1.8 m)
415-116-22for 3/64” (1.2 mm) – 1/16” (1.6 mm) wire; 10’ (3.05 m)
415-116-23for 3/64” (1.2 mm) – 1/16” (1.6 mm) wire; 15’ (5.0 m)
415-25Jump Liner for 0.030″ (0.8mm) – 3/32″(2.4mm) wire; Bronze, 8″ (required for aluminum liners)
Part NumberDescription
415-30-6Qfor 0.030” (0.8 mm) wire; 6’ (1.8 m)
415-30-15Qfor 0.030” (0.8 mm) wire; 15’ (5.0 m)
415-35-6Qfor 0.035” (0.9 mm) – 0.045” (1.2 mm) wire; 6’ (1.8 m)
415-35-10Qfor 0.035” (0.9 mm) – 0.045” (1.2 mm) wire; 10’ (3.05 m)
415-35-15Qfor 0.035” (0.9 mm) – 0.045” (1.2 mm) wire; 15’ (5.0 m)
415-116-6Qfor 0.052” (1.3 mm) – 1/16” (1.6 mm) wire; 6’ (1.8 m)
415-116-10Qfor 0.052” (1.3 mm) – 1/16” (1.6 mm) wire; 10’ (3.05 m)
415-116-15Qfor 0.052” (1.3 mm) – 1/16” (1.6 mm) wire; 15’ (5.0 m)
415-564-6Qfor 1/16” (1.6 mm) – 5/64” (2.0 mm) wire; 6’ (1.8 m)
415-564-15Qfor 1/16” (1.6 mm) – 5/64” (2.0 mm) wire; 15’ (5.0 m)
415-332-6Qfor 0.078” (2.0 mm) – 3/32” (2.4 mm) wire; 6’ (1.8 m) (requires 415-24 retainer)
415-332-15Qfor 0.078” (2.0 mm) – 3/32” (2.4 mm) wire; 15’ (5.0 m) (requires 415-24 retainer)

QUICK LOAD Liner Retainers

Required for initial installation only (sold separately)

Part NumberDescription
415-26Liner Retainer, for 0.030″ (0.8 mm) – 5/64″ (2.0 mm) wire
415-24Liner Retainer, for 0.078″ (2.0 mm) – 3/32″ (2.4 mm) wire
New 2021 TOUGH GARD anti-spatter liquid product family

TOUGH GARD® Anti-Spatter Liquid

This ready-to-use water-soluble, non-toxic product creates a sacrificial surface that reduces spatter adhesion. This prolongs the life of your consumables and minimizes downtime due to nozzle cleaning, which can help reduce your operating and maintenance costs. Learn more about TOUGH GARD anti-spatter liquid.

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As manufacturers of semi-automatic, fixed automatic and robotic MIG guns and consumables, Tregaskiss and Bernard have earned a reputation as an experienced, dependable partner to its customers in the automotive, construction and fabrication, heavy equipment, ship, rail, general manufacturing, commercial truck and trailer, and oil and gas industries. Tregaskiss and Bernard offer air-cooled semi-automatic, fixed automatic and robotic MIG guns, water-cooled semi-automatic, fixed automatic and robotic MIG guns, reamers, nozzle cleaning stations, anti-spatter liquid, wire cutters, anti-spatter sprayers, clutches, welding consumables, nozzles, MIG welding tips, and MIG welding torches.