Forney® X-Series 140 MIGX
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DESCRIPTION
The Forney® 140 MIGx is a 120V MIG and flux-cored welder featuring TruSet™ that makes dialing in a good arc as simple as choosing your wire, turning a knob, and pulling the trigger. TruSet™ technology, a bright passive LCD display, and a straightforward two-knob interface help you get welding quickly, while the 140 amp inverter output handles 24 ga through 1/4 in. mild steel in a single pass. Backed by a 3-year warranty and Forney® Industries’ 90+ years of welding experience, this TruSet™ MIG welder gives DIYers and small shops a portable, gas-ready machine that can run both solid wire with gas and gasless flux-cored wire.
Key features & benefits:
- TruSet™ MIG and flux-cored technology deliver simple, quick setup for beginners and professionals by letting you choose your material while the welder provides ideal settings, so you can stop guessing and start welding with a smooth, consistent arc.
- Expert-Tech® support gives you a direct line to Forney’s technical team for setup, troubleshooting, and parts; all from real welders based in Colorado, USA.
- 3-year warranty delivers long-term assurance so you can invest in a machine that is designed to stay in your lineup for years of projects.
- Bright passive LCD display with large readout delivers a next-generation panel that is easy to read in dim garages or bright daylight so you can see your settings at a glance.
- 140 amp max output with 30% duty cycle at 90 A delivers enough power and arc time so you can weld 24 ga through 1/4 in. mild steel in a single pass on brackets, frames, and repairs.
- Runs solid wire and flux-cored wire delivers flexibility so you can weld with gas in the shop for cleaner beads or switch to gasless flux-cored outdoors when wind or portability matters.
- Compact, lightweight machine with handle and carry strap delivers a small, easy-to-move package so you can carry the welder, wrap the cables, and bring it to where the work is.
- 120V input power delivers plug-and-play operation so you can weld anywhere you have a standard household outlet or compatible generator.
- Generator-capable operation (4,000 W minimum) delivers flexibility so you can weld where there is no permanent power using a properly sized 4,000 W generator with no low-idle and 5% THD max.
- CSA certified to meet strict safety and performance standards ensuring reliability and your safety in any work environment.
- Two-knob interface delivers simple voltage and wire feed adjustments so you can set up and repeat settings quickly as you move between jobs.
- 4 in. and 8 in. spool compatibility delivers wire capacity for short jobs or longer runs so you can choose the spool size that fits your work.
- Tweco®-style consumables and 8 ft torch deliver excellent electrical conductivity and easy access to industry-standard tips, diffusers, and nozzles so you can keep welding without hunting down proprietary parts.
Technical Specifications:
- Input voltage: 120 VAC, 50–60 Hz, single phase
- Input current: 13.5 A
- Output voltage: 13–20 V
- Output current: Up to 140 A
- Duty cycle: 30% at 90 A
- Wire feed speed: 80–200 inches per minute
- Processes: MIG (Gas Metal Arc Welding, GMAW), flux-cored (Flux Cored Arc Welding, FCAW), TruSet™ MIG, TruSet™ flux-cored
- TruSet™ Technology: Provides optimal settings based on your materials for fast and easy setup.
- Display type: Passive LCD, two-knob interface
- Wire diameter: 0.024–0.035 in
- Single-pass plate thickness: 24 ga–1/4 in. mild steel
- Power supply type: Inverter
- Generator requirements: 4,000 W continuous output, no low-idle, 5% THD max
- Input power cable length: 7 ft
- Torch length: 8 ft copper MIG gun
- Ground cable length: 8 ft copper ground clamp and lead
- Gas connection: 5/8–18 RH thread (for MIG with gas)
- Spool gun capable: No
- Spool size compatibility: 4 in. and 8 in. spools
- Warranty: 3 year
- Certification: CSA Listed
- IP rating: IP21S
In real-world use, the Forney® 140 MIGx plugs into a standard 120V outlet but still delivers 140 amps of output—enough to weld common mild steel from thin 24 ga sheet to 1/4 in. plate for brackets, frames, and repairs. The 30% duty cycle at 90 amps offers practical arc-on time for repeated welds on brackets, angle iron, and plate. TruSet™ technology and the bright LCD shorten the learning curve, giving newer welders a quick path to workable settings while still allowing manual adjustment for experienced users. Support for both solid wire with gas and gasless flux-cored wire, plus 4 in. and 8 in. spools, makes the 140 MIGx a flexible everyday MIG/flux-cored welder for the home, farm, or small shop.
Ideal for:
- Home and garage projects like carts, benches, racks, and small frames up to 1/4 in. steel.
- Farm and property repairs on gates, implements, and equipment where a portable 120V TruSet™ MIG welder is easier to move than material.
- Light fabrication and small shop work on fixtures, trailers, and maintenance welding using either solid wire with gas or gasless flux-cored wire.
- New welders who want TruSet™-guided setup and a bright display to get consistent results faster than with basic single-LED budget machines.
What’s included:
- Forney® 140 MIGx MIG welder with 7 ft power cord
- 8 ft ground clamp and copper lead
- 8 ft MIG gun
- Gas regulator and 6 ft hose
- 15 to 20 amp plug adapter
- Quick Start Guide (English, Spanish, French)
- Nylon carry strap
- Expert-Tech® magnet
- 0.030 in. contact tip
- 0.035 in. contact tip
- 0.030/0.035 V drive roll in box
Recommended accessories:
- Diffuser – ITEM# 85793, Tweco®-style diffuser for stable gas flow and consistent arc performance with compatible MIG guns.
- Contact tip – ITEM# 60170, Tweco®-style 0.024 in. copper MIG contact tip, precision-machined for smooth wire feeding and consistent starts.
- Contact tip – ITEM# 60171, Tweco®-style 0.030 in. copper MIG contact tip, compatible with Forney® Easy Weld® and other Tweco-style MIG guns.
- Contact tip – ITEM# 60172, Tweco®-style 0.035 in. copper MIG contact tip, 4-pack, designed for reliable contact and clean, stable arcs.
- Contact tip – ITEM# 60173, Tweco®-style copper contact tip for light to medium duty MIG welding where a standard 1 in. tip is required.
- Nozzle – ITEM# 85336, Tweco®-style nozzle (21-50), 1/2 in. bore copper nozzle for general MIG and flux-cored welding applications.
- Nozzle – ITEM# 85337, Tweco®-style nozzle (21-62) variant designed for consistent shielding and heat resistance in everyday welding.
Warranty & support:
- Warranty: 3 year
- Expert-Tech® support: Access to Forney’s Colorado-based team of real welders for help with setup, troubleshooting, and repair questions throughout your equipment’s life.
Forney®, Easy Weld®, TruSet™ and Expert-Tech® are trademarks of Forney® Industries®, Inc. and may be registered in the United States and/or other countries. Forney® Industries green color is a federally registered trademark and cannot be reproduced unless authorized by Forney® Industries.
RESOURCES
WARRANTY
3 Year
- Forney Inverter Based Machines: All internal electrical components that cannot be accessed without removing the cover.
For more warranty information, visit:Forney Industries Warranty Information