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LMD2A-15 - Miller LMD2A-15 AccuLock MDX Liner .030-.035 15ft

Packaging: 1 per ea
$77.16/ea $47.54/1 per ea only $47.54/eaSave 38%

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OVERVIEW

Error-Proof Liner Replacement for Miller MDX

Upgrade your welding efficiency with the Miller AccuLock MDX MIG Gun Liner (LMD2A-15). Designed for the professional welder who demands consistency, this liner fits MDX-250 MIG guns equipped with a 15-foot cable. It is optimized for wire sizes ranging from .030 inches to .035 inches, making it a versatile choice for standard MIG applications. The AccuLock MDX system represents a leap forward in consumable technology, focusing on reducing the troubleshooting time associated with wire feeding issues.

Flawless Wire-Feed Path

The standout feature of the LMD2A-15 is its contribution to a flawless wire-feed path. When the diffuser is tightened, the contact tip aligns and centers perfectly with the liner lock. This concentric alignment is critical for preventing the wire from shaving or dragging inside the gun, which are primary causes of erratic arcs and burnbacks. By maintaining a smooth path from the feeder to the weld pool, this liner helps you produce cleaner welds with less spatter and frustration.

Simplified Maintenance

Maintenance downtime is costly, and the AccuLock liner minimizes it. The unique front-loading design allows you to replace the liner without disassembling the entire feeder connection first. Simply load and lock it from the front, then trim it flush at the back power pin. No measuring tapes or calculations are needed. This 100% accurate trim length prevents the common issue of short liners causing gas leakage or long liners causing kinking. This part replaces the older Miller LM2A-15, offering backward compatibility with improved functionality.

Features at a Glance:

  • Length: 15 Feet
  • Wire Capacity: .030" - .035"
  • System: AccuLock MDX (Front-Load)
Additional Information
Brand:Miller
Packaging Description:pack of 1
Compatible Series:AccuLock MDX, MDX-250
Wire Diameter Capacity:0.030", 0.035"
Length:15 ft
Installation Type:Front-Loading
Replaces Part:LM2A-15

INCLUDED

  • 1x Miller LMD2A-15 AccuLock MDX Liner (15 ft)

APPLICATIONS

  • General MIG welding fabrication
  • Automotive repair and body work
  • Light industrial manufacturing
  • Maintenance and repair operations (MRO)
  • Use with Miller MDX-250 MIG Guns

FAQ

The LMD2A-15 is specifically designed for Miller MDX-250 MIG guns. It is part of the AccuLock MDX system.

This liner is optimized for wire diameters of .030" to .035" (0.8 mm to 0.9 mm).

The liner is loaded from the front of the gun and locked in place. You then trim it flush with the power pin cap at the back, eliminating the need for measuring.

Yes, the LMD2A-15 replaces the legacy Miller part number LM2A-15.

This liner is 15 feet long, matching the standard cable length of the MDX-250 gun.

AccuLock liners align the contact tip with the liner lock for a centered feed path, reducing burnbacks and bird-nesting caused by misalignment.

This is a standard steel/spiral liner. For aluminum welding, a polymer or nylon liner is typically recommended to prevent wire shaving.

Yes, this is a genuine Miller Electric OEM replacement part.