{"product_id":"the-arc-foundry-arc-lift-tig-inverter-welder","title":"The Arc Foundry | ARC and Lift TIG Inverter Welder, 140A to 200A","description":"\u003cdiv class=\"product-narrative\"\u003e\n\u003cp style=\"font-size:19px;font-weight:600;line-height:1.6;\"\u003eAn Arc Is a Negotiation Between Voltage and Patience.\u003c\/p\u003e\n\u003cp style=\"line-height:1.85;\"\u003eAnyone who has learned to weld on a cheap transformer box knows the ritual: strike, stick, curse, grind. The transformer cannot react fast enough to the electrode touching cold steel, so the rod fuses to the workpiece and the joint opens up again. An inverter solves this at the electrical level. Current is switched at high frequency through IGBT devices, which means the machine can add a surge the instant the rod touches down and then settle back to the set amperage once the pool forms. That surge is the hot start, and it is the single biggest reason a beginner stops destroying electrodes.\u003c\/p\u003e\n\u003cp style=\"line-height:1.85;\"\u003eThe rest of the behaviour follows the same logic. Arc force lifts current when the operator pushes the rod in close, so a short arc does not stub out on a tight root. Anti-stick cuts output when the rod welds itself to the work, which saves both the electrode and the temper of the person holding the torch. A VRD switch reduces open circuit voltage when the machine is idle, which is the difference between a welder a site manager will allow and one that stays in the van. Overcurrent and overload protection with thermal control sit behind all of it, and the handle is moulded into a case that one person can carry up a ladder.\u003c\/p\u003e\n\u003cp style=\"line-height:1.85;\"\u003eThree output tiers cover the range of work these machines actually get bought for: 140A for sheet, thin wall tube and repairs, 160A for general fabrication and gate work, and 200A for material that needs penetration on a single pass. The same box also runs Lift TIG, where the arc is started by touching the tungsten to the work and lifting away, so stainless and thin steel can be joined without a high frequency start module. Regional plug variants are stocked so the welder matches the supply in the workshop it lands in.\u003c\/p\u003e\n\u003cp style=\"line-height:1.85;\"\u003e\u003cem\u003eThe rod should fail before the operator's patience does. That is the whole specification.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003chr style=\"margin:24px 0;border:0;border-top:1px solid #ececec;\"\u003e\u003cdiv class=\"product-features\"\u003e\n\u003ch3 style=\"font-size:17px;margin:18px 0 10px 0;\"\u003eWhere the Money Went\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eIGBT Inverter Architecture\u003c\/strong\u003e — Fast current control instead of a heavy transformer core\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eHot Start\u003c\/strong\u003e — Surge on contact so the arc establishes without sticking\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eArc Force\u003c\/strong\u003e — Current lifts as the rod is pushed in, keeping a short arc alive\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eAnti-Stick\u003c\/strong\u003e — Output drops when the electrode fuses, protecting rod and workpiece\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eVRD Switch\u003c\/strong\u003e — Reduced open circuit voltage when idle, for site safety rules\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eLift TIG Capability\u003c\/strong\u003e — Touch and lift arc start for stainless and thin steel\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eThermal and Overload Protection\u003c\/strong\u003e — Cuts out before the machine cooks itself\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eThree Output Tiers\u003c\/strong\u003e — 140A, 160A and 200A builds, with regional plug variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-specs\"\u003e\n\u003ch3 style=\"font-size:17px;margin:18px 0 10px 0;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eProcess\u003c\/strong\u003e — Stick MMA and Lift TIG, 2-in-1\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eOutput Tiers\u003c\/strong\u003e — 140A, 160A, 200A\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eInverter Type\u003c\/strong\u003e — IGBT\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eArc Functions\u003c\/strong\u003e — Hot start, arc force, anti-stick\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eSafety\u003c\/strong\u003e — VRD switch, overcurrent and overload protection, thermal control\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eInput Supply\u003c\/strong\u003e — Regional variants including United States, Poland and Australia plugs\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eDuty Cycle\u003c\/strong\u003e — Tier dependent, see manual for the rating at each amperage\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eCooling\u003c\/strong\u003e — Fan cooled with thermal cut-out\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003ePortability\u003c\/strong\u003e — Moulded carry handle, single person lift\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eCertification\u003c\/strong\u003e — CE\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eElectrode Compatibility\u003c\/strong\u003e — Standard MMA electrodes within the rated amperage of the chosen tier\u003c\/li\u003e\n\u003cli style=\"padding:9px 0;border-bottom:1px solid #f2f2f2;line-height:1.7;\"\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003e — New\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-applications\"\u003e\n\u003ch3 style=\"font-size:17px;margin:22px 0 10px 0;\"\u003eWhat It Gets Used For\u003c\/h3\u003e\n\u003cp style=\"line-height:1.85;\"\u003eThis is the welder that lives in the back of a van rather than a fabrication shop with a three phase supply. A farmer repairs a trailer gate and a stock crate in the same afternoon. A gate and railing installer builds on site instead of welding in a workshop and trucking the assembly out. A home restorer patches a chassis with the 140A build on thin sheet, then switches to Lift TIG for a stainless exhaust joint where stick would leave slag in the weld. A maintenance fitter on a plant uses the 200A tier for brackets and structural repairs that need real penetration, and the VRD switch keeps the machine compliant with the permit rules on site.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-faq\"\u003e\n\u003ch3 style=\"font-size:17px;margin:22px 0 10px 0;\"\u003eRead This Before Ordering\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;\"\u003e\u003cstrong\u003eQ: Do I need to buy a TIG torch separately?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.75;\"\u003eA: Lift TIG capability is built into the machine. The torch, gas regulator and hose are separate items, which is normal for a dual process inverter at this level. Order them with the welder if TIG is the main reason for the purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;\"\u003e\u003cstrong\u003eQ: Which tier should I choose?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.75;\"\u003eA: 140A handles sheet metal, thin wall tube and general repair. 160A is the general fabrication choice for gates, frames and brackets. 200A is for thicker material where the joint has to be welded out in fewer passes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;\"\u003e\u003cstrong\u003eQ: What does anti-stick actually do?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.75;\"\u003eA: When the electrode fuses to the workpiece, the machine drops current to a low level so the rod can be snapped free without tearing the parent metal or overheating the electrode.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;\"\u003e\u003cstrong\u003eQ: Is it safe to use on a construction site?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.75;\"\u003eA: The VRD switch reduces open circuit voltage when the machine is not welding, which is what most site permits ask for. Confirm the permit requirements for the specific site, since rules vary.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;\"\u003e\u003cstrong\u003eQ: Can it run from a generator?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.75;\"\u003eA: Inverter welders are far more generator friendly than transformer machines, but the generator has to be rated for the inrush of the chosen tier. Check the generator's continuous output against the welder's input demand before relying on it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:15px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;\"\u003e\u003cstrong\u003eQ: Which plug variant do I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.75;\"\u003eA: Match the supply standard of the workshop: United States, Poland and Australia configurations are stocked across the three tiers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"product-gallery\" style=\"margin-top:30px;text-align:center;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0503\/6412\/1244\/files\/S7ce83b5e05f04bbc8fe4a42d436563c15.webp\" style=\"max-width:100%;height:auto;margin:10px 0;border-radius:6px;\" alt=\"The Arc Foundry | ARC and Lift TIG Inverter Welder, 140A to 200A\" loading=\"lazy\"\u003e\u003cimg 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