MDX Consumables | MillerWelds

Problematic Consumables Slow You Down. Find Your Next Solution.

Difficult, inaccurate liner trimming. Multiple wire-feeding problems. Complex inventories of consumables that can’t handle heavy use. All these problems can be solved with MDX MIG Gun Consumables: They’re what’s next in easy liner trimming, flawless wire feeding, reliable performance and a simplified consumables inventory.

MDX™ MIG Gun Consumables

Compatible with Miller® MDX™ MIG Guns, MDX Consumables are what’s next in complete MIG welding solutions. Working together, the contact tip, nozzle, diffuser, liner and power pin cap deliver great welds, easier maintenance and durable performance.


Fewer wire-feeding problems
– consumables lock and concentrically align the liner with the power pin and contact tip for a gap-free wire-feed path and error-proof liner replacement — no measuring required. Enjoy fewer instances of burnback, bird-nesting and erratic arc as a result.

Easier to install – Designed for simple, fast, accurate installation — every time.

Standard Duty Nozzles

MDX-250 Heavy Duty Consumables

Compatible with both Miller MDX-250 MIG Guns and Bernard® BTB MIG Guns, MDX-250 Heavy Duty Consumables are the ideal choice for heavier applications and industrial environments, letting you load and lock more productivity. Get all the benefits of MDX Consumables, plus longer life too.


Increased durability
– MDX-250 Heavy Duty Consumables include multiple design advantages to maximize longevity, which reduces total cost of ownership.

Easier inventory management – If your operation uses a mixture of Miller and Bernard MIG Guns, one simple-to-manage line of consumables is all you need.

MDX-250 Heavy Duty Consumables on MDX-250 MIG Guns should be paired with front load liners and power pin caps.

Conversion Consumables for M-Series MIG Guns

Have a mix of old MIGmatic™ M-Series MIG Guns and new MDX™ MIG Guns? Upgrade your M-Series MIG Guns with MDX MIG Gun Consumable Conversion Diffusers! All your MIG guns can then use the same MDX Nozzles and Contact Tips for a simplified consumables inventory that’s easier and less expensive to manage — and reduces the chance for installation errors.

Videos