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$260.93 In Stock
Miller Electric MDX™ MIG Welding Gun, 100A, 10 Ft. Cable, Fixed Neck Tube, 50° Angle
Tag: Miller 1770028
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“>Miller AccuLock Diffuser for MDX-100 MIG Guns Pack/2 – D-M100
Miller MDX-100 MIG Gun Replacement and Fitment Guide
“>Miller MDX-100 AccuLock 10 ft MIG Gun is a 100 amp MIG gun built for operators who need a practical replacement gun with simplified liner service, AccuLock MDX consumables, and a 10 ft cable. Before ordering, confirm your machine model, original gun, wire size, connector style, and consumable family so the replacement matches your setup.Key Takeaways
- Product: Miller MDX-100 AccuLock 10 ft MIG Gun
- SKU / part number: 1770028
- Rated output: 100 amps
- Cable length: 10 ft
- Wire size listed by Arc Weld Store source: .030–.035 in
- Consumable family: AccuLock MDX
- Best use: replacement MIG gun support, light fabrication, repair, farm, ranch, auto repair, training, and shop maintenance
- Compatibility should be verified against your welder model and parts breakdown before purchase
Product Overview
The Miller MDX-100 MIG Gun is designed around AccuLock MDX consumables and a front-loading liner system intended to reduce liner-trimming errors. The product page lists a 100A rated output, rubber overmolded handle, ball-and-socket rear swivel, optimized wire-feed path, and simplified maintenance.
This makes the MDX-100 a strong replacement-gun candidate when your existing gun has worn cable, trigger issues, liner feed problems, damaged front-end parts, or downtime caused by repeated consumable fitment errors.
Upper-middle CTA: View this product at Arc Weld Store.
Best For
- Replacing a worn or damaged MDX-100 / compatible Miller MIG gun setup
- Shops running .030–.035 in MIG wire with a compatible Miller machine
- Auto repair, farm and ranch, maintenance, light fabrication, training, and repair work
- Operators who want simplified liner service and AccuLock MDX consumable alignment
- Maintenance teams trying to reduce downtime from incorrectly trimmed liners or mismatched front-end parts
Key Specs
Product Miller MDX-100 AccuLock 10 ft MIG Gun Brand Miller Electric SKU / Part Number 1770028 Rated Output 100 amps Cable Length 10 ft Wire Size .030–.035 in Consumable System AccuLock MDX Handle Rubber overmolded handle Rear Cable Support Ball-and-socket rear swivel Warranty Unknown conflict: Arc Weld Store page lists 0.25 years; Miller page lists 1 year. Verify before ordering. Included Items Unknown (Verify) Machine Compatibility Unknown (Verify against machine model and parts breakdown) Compatibility / Fitment Notes
The most important ordering step is confirming that the MDX-100, part number 1770028, matches your welder and original gun configuration. Do not order by appearance alone. MIG guns can look similar while using different power pins, cable lengths, amperage ratings, liners, nozzles, diffusers, and contact tips.
- Confirm the machine model and serial range when available.
- Confirm the current gun model and OEM part number.
- Confirm the wire diameter you run most often.
- Confirm whether your setup requires AccuLock MDX consumables.
- Confirm whether a 10 ft cable is correct for your work area.
- Confirm front-end parts before stocking nozzles, tips, liners, or diffusers.
For technical fitment support, review the Miller MDX-100 MIG gun parts breakdown before matching nozzles, tips, diffusers, and liners.
Before You Order
- Machine model: Verify the exact welder model before ordering.
- Gun series: Confirm MDX-100 is the correct replacement gun series.
- Connector style: Unknown (Verify).
- Cable length: Confirm 10 ft is correct for the work cell or cart setup.
- Amperage rating: Confirm 100A rating is suitable for your application.
- Wire size: Source lists .030–.035 in. Verify if running a different diameter.
- Consumable family: Confirm AccuLock MDX consumables.
- Gas compatibility: Unknown (Verify shielding gas and process requirements).
- OEM number: Confirm part number 1770028.
- Duty cycle: Unknown from Arc Weld Store source. Verify with Miller documentation for your gas/process setup.
- Parts breakdown: Check the MDX-100 parts breakdown before ordering tips, nozzles, liners, and diffusers.
Accessories / Compatible Products
Only order consumables after confirming your gun and consumable family. The related Arc Weld Store products below are relevant to MDX-100 AccuLock MDX support based on their product descriptions, but final fitment should still be verified against your gun, wire size, and parts breakdown.
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Miller NS-M1200B AccuLock MDX Thread-On Nozzle, 1/2" Orifice, Flush Tip, Brass, 2 pack
$42.16
In Stock
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