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About the Miller BIG 40

The Miller BIG 40 is a robust handheld spool gun designed for aluminum and soft-wire MIG welding. Built for reliable feeding and stable arc performance, it pairs with portable Miller power sources to deliver smooth, clean welds on automotive, fabrication and maintenance jobs. Its ergonomic design and durable construction make it a practical choice for professionals needing consistent aluminum welding on the go.

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Used Miller BIG 40 Welding Equipment

  • Trusted Seller
    Big 40 Diesel Miller Welder/Generator

    Big 40 Diesel Miller Welder/Generator RUNS Read

    • Manufacturer: Miller
    • Model: BIG 40

    “Extent of testing ... starts runs, outlets work, tried using some spare welding leads however didnt get a spark.” Miller Big 40 Diesel Welder This welder is surplus to the needs to a large bridge building contra...

    $4,399 USD
    Appleton, WI
  • Trusted Seller
    Big 40 Diesel Miller Welder/Generator

    Big 40 Diesel Miller Welder/Generator RUNS Read Description

    • Manufacturer: Miller
    • Model: BIG 40

    Miller Big 40 Diesel Welder This welder is surplus to the needs to a large bridge building contractor. THIS ITEM WILL SHIP FREIGHT DUE TO WEIGHT UNLESS PICKED UP AT STILLMAN CO WAREHOUSE NEENAH WI. LOWEST COST OP...

    $4,399 USD
    Neenah, WI
  • Trusted Seller
    Miller Big 40 Diesel Welder

    Miller Big 40 Diesel Welder Generator

    • Model: BIG 40

    Imperial Metric Miller Big 40 Diesel Welder Generator Fuel Capacity: 16 Gal Weld Output Range: 50 – 440 A

    Elk Grove Village, IL
  • Trusted Seller
    2011 MILLER BIG 40 DIESEL

    2011 MILLER BIG 40 DIESEL WELDING MACHINE TRAILER

    • Manufacturer: Miller
    • Model: BIG 40

    2011 MILLER BIG 40 DIESEL WELDING MACHINE TRAILER, READY TO WORK AND GOOD CONDITIONS., CALL US FOR MORE INFORMATION, ASK FOR ( BARBARA) 786-271-9779, HABLAMOS ESPAÑOL. MORE TRANSPORT, CONCRETE EQUIPMENT, MACHINER...

    $4,000 USD
    Miami, FL
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    Miller Big 40 Welder Radiator # 890915

    • Manufacturer: Miller
    • Model: BIG 40

    TracStar, 412 Fusion Machine, Radiator *ICEBOX Replacement part for OEM*@

    $1,220 USD
    Sweet Home, OR
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    Miller BIG 40 Welding equipment

    • Manufacturer: Miller
    • Model: BIG 40

    Good condition Miller BIG 40 Welding equipment available between 1981 and 2004 years. Located in USA and other countries. Click request price for more information.

    USA