{"id":38790,"date":"2025-11-05T13:18:18","date_gmt":"2025-11-05T12:18:18","guid":{"rendered":"https:\/\/spawlab.pl\/produkt\/telwin-superior-tig-421-dc-816132\/"},"modified":"2025-11-05T13:18:18","modified_gmt":"2025-11-05T12:18:18","slug":"telwin-superior-tig-421-dc-816132","status":"publish","type":"product","link":"https:\/\/spawlab.pl\/en\/produkt\/telwin-superior-tig-421-dc-816132\/","title":{"rendered":"TELWIN SUPERIOR TIG 421 DC 816132"},"content":{"rendered":"
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We are the official distributor of TELWIN brand<\/strong>. We guarantee the originality of the product, professional advice and service support. <\/p>\n<\/div>\n

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TELWIN SUPERIOR TIG 421 DC: Professional Precision and Unmatched Power in 400V DC TIG Welding. \u2728?<\/h2>\n
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Meet the TELWIN SUPERIOR TIG 421 DC – an uncompromising welding solution designed for the most demanding professionals and industrial applications. This advanced inverter TIG DC welder, powered by three-phase (400V), is the quintessence of Italian engineering and decades of Telwin brand experience. Designed to meet the toughest challenges, from precision joining of stainless steels to welding of responsible carbon steel, copper or titanium structures. <\/p>\n

Imagine a job where every weld is perfect, arc control is absolute, and productivity allows you to complete projects faster and with the highest quality. The SUPERIOR TIG 421 DC is the tool that makes this vision a reality. With advanced features such as precise HF\/LIFT arc ignition, expanded pulse mode and MMA welding with covered electrodes, you get the versatility and flexibility you need in a dynamic production or workshop environment. <\/p>\n

When you invest in TELWIN SUPERIOR TIG 421 DC, you are investing in reliability and repeatability of welding processes. The device is equipped with a number of protections (thermal, overvoltage, undervoltage, overcurrent) and a robust design, guaranteeing a long service life even under heavy use. An intuitive control panel with a digital display provides easy access to all parameters, allowing precise adjustment of welding characteristics to the specific task and material. <\/p>\n

Whether you’re working on complex piping, precision machine components or massive steel structures, the SUPERIOR TIG 421 DC will give you the power and control you need. Forget about compromises – bet on technology that will raise the standards of your work and allow you to achieve mastery in every detail. The included TIG welding accessories further enhance the value of the kit, making it ready to go right away. ??\ufe0f <\/p>\n<\/div>\n<\/div>\n

Explore the Advanced Capabilities of TELWIN SUPERIOR TIG 421 DC 400V + ACC.<\/h3>\n
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\n? Precision and Control in DC TIG Welding at the Highest Level.<\/summary>\n
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The TELWIN SUPERIOR TIG 421 DC redefines the concept of precision in DC TIG welding. The advanced microprocessor controlling the inverter guarantees an extremely stable and concentrated welding arc<\/strong>, which is crucial when working with demanding materials such as stainless steel, nickel alloys or titanium. The operator has full control over the process thanks to precise welding current control starting from 10A, which allows welding both very thin and thick parts. <\/p>\n

Functions such as the Slope Up and Slope Down adjustments<\/strong> allow for a smooth start and stop of welding, minimizing the risk of welding defects such as craters or cracks. In addition, the Pre Gas \/ Post Gas precise timing control<\/strong> ensures optimum protection of the weld pool and tungsten electrode, resulting in a clean and strong weld. This is the ideal tool for professionals who value the highest quality and repeatable results. <\/p>\n<\/div>\n<\/details>\n

\n? TIG Pulsed Welding Mastery for Perfect Results.<\/summary>\n
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The Puls TIG<\/strong> function on the SUPERIOR TIG 421 DC is a real game-changer for welders striving for perfection. It allows welding with pulsed current, where peak current and base current are alternately applied. The operator can fine-tune the pulse frequency, base current and pulse fill factor<\/strong>. Such control allows a significant reduction in the amount of heat input into the material, which is invaluable for welding thin sheets (minimizing distortion and burn-through) and heat-sensitive materials. <\/p>\n

Pulsed TIG welding with SUPERIOR TIG 421 DC also means better control of the weld pool<\/strong>, especially in forced positions (e.g., ceiling, vertical). The result is welds with an excellent appearance, with a clear scale pattern, and better metallurgical properties. This feature is particularly appreciated in industries where aesthetics and weld quality are a priority, such as in the production of stainless steel railings, decorative elements or in the food and pharmaceutical industries. <\/p>\n<\/div>\n<\/details>\n

\n? Industrial Reliability and Intelligent Security.<\/summary>\n
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TELWIN SUPERIOR TIG 421 DC is designed for uninterrupted and trouble-free operation in harsh industrial environments<\/strong>. The 400V three-phase power supply guarantees stable output performance even under heavy loads. The rugged IP23-rated metal housing protects internal components from dust and moisture, which is crucial in workshop and production environments. <\/p>\n

The device is equipped with a comprehensive safety system<\/strong>, including thermal protection, over- and under-voltage protection, and over-current protection. These intelligent systems monitor the welder’s operation in real time and automatically shut it down if necessary, protecting both the machine and the operator. In addition, the SUPERIOR TIG 421 DC is suitable for use with power generators (with a voltage fluctuation tolerance of +\/- 15%), increasing its mobility and versatility in the field. <\/p>\n<\/div>\n<\/details>\n

\n?\ufe0f Ergonomics and a Complete Set of Accessories for Immediate Readiness<\/summary>\n
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Working with the TELWIN SUPERIOR TIG 421 DC welder is a pleasure, even during long work cycles. Despite its power, the device is characterized by a well-thought-out design and relatively compact dimensions<\/strong> for its class, which makes it easy to move it within the workshop or production hall. An intuitive control panel<\/strong> with a digital display and clear pictograms makes the configuration of even advanced parameters fast and hassle-free. <\/p>\n

Another important advantage is the extensive standard equipment marked \u201c+ ACC.\u201d The kit includes a professional TIG welding chuck (e.g. type ST26 or equivalent for 400A)<\/strong>, a ground cable with clamp, a hose for shielding gas connection and often a basic set of consumables for the TIG chuck (e.g. electrodes, ceramic nozzles, collets). As a result, immediately after unpacking, the welder is ready to take on the toughest welding challenges, saving time and additional costs associated with completing accessories. <\/p>\n<\/div>\n<\/details>\n<\/div>\n

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Technical Specifications<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
? Key Technical Parameters<\/td>\n<\/td>\n<\/tr>\n
Catalog number<\/td>\n816132<\/td>\n<\/tr>\n
EAN code<\/td>\n8004897997704<\/td>\n<\/tr>\n
Supply voltage<\/td>\n3~ 400V 50\/60Hz<\/td>\n<\/tr>\n
DC TIG welding current adjustment range<\/td>\n10 – 400 A<\/td>\n<\/tr>\n
Maximum DC TIG welding current (at 40\u00b0C)<\/td>\n400 A (duty cycle 40%)<\/td>\n<\/tr>\n
DC TIG welding current (at 40\u00b0C, 60% duty cycle)<\/td>\n310 A<\/td>\n<\/tr>\n
MMA welding current control range<\/td>\n10 – 400 A<\/td>\n<\/tr>\n
Maximum MMA welding current (at 40\u00b0C)<\/td>\n400 A (duty cycle 40%)<\/td>\n<\/tr>\n
MMA welding current (at 40\u00b0C, 60% duty cycle)<\/td>\n310 A<\/td>\n<\/tr>\n
Idle voltage<\/td>\n66 V (TIG) \/ 68 V (MMA)<\/td>\n<\/tr>\n
Maximum power consumed<\/td>\n15 kW<\/td>\n<\/tr>\n
Consumed power (60% duty cycle)<\/td>\n11 kW<\/td>\n<\/tr>\n
Power factor (cos \u03c6)<\/td>\n0.9<\/td>\n<\/tr>\n
Efficiency (\u03b7)<\/td>\n0.86<\/td>\n<\/tr>\n
TIG electrode diameter<\/td>\n1.0 – 4.0 mm<\/td>\n<\/tr>\n
MMA electrode diameter<\/td>\n1.6 – 6.0 mm (rutile, alkaline, stainless, cast iron)<\/td>\n<\/tr>\n
Degree of protection<\/td>\nIP23<\/td>\n<\/tr>\n
Dimensions (L x H x W)<\/td>\n530 x 240 x 450 mm<\/td>\n<\/tr>\n
Weight<\/td>\n29.6 kg<\/td>\n<\/tr>\n
TIG arc ignition<\/td>\nLIFT \/ HF (high frequency)<\/td>\n<\/tr>\n
Operating modes<\/td>\n2T\/4T, Bi-Level (two levels of current)<\/td>\n<\/tr>\n
TIG functions<\/td>\nTIG pulse, Adjustment of arc dynamics, Adjustment of current rise\/fall time, Adjustment of gas discharge time before\/after welding, Spot welding<\/td>\n<\/tr>\n
MMA functions<\/td>\nArc Force, Hot Start, Anti-Stick<\/td>\n<\/tr>\n
Protections<\/td>\nThermal, overvoltage, undervoltage, overcurrent, against generator overload ( +\/- 15%)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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Key Features and Benefits<\/h3>\n
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  • ? Impressive Power and Industrial Performance:<\/strong> With a maximum welding current of 400A and a robust duty cycle (400A@40%, 310A@60%), the SUPERIOR TIG 421 DC is built for intense continuous operation. For the professional, this means the ability to tackle large projects without worrying about overheating the machine, increased productivity and the ability to weld thick materials, resulting in faster turnaround times. <\/li>\n
  • ? Advanced DC TIG Arc Control with Pulse:<\/strong> The device offers full control over arc parameters, including an advanced pulse mode with frequency, balance and base current control. This allows welding of very thin materials with minimal distortion, excellent aesthetic quality of welds, better control of the weld pool in forced positions, and welding of materials sensitive to overheating. <\/li>\n
  • \u2699\ufe0f Application Versatility (TIG DC & MMA):<\/strong> In addition to specialized TIG DC welding (carbon steels, stainless steels, copper, titanium), the welder also offers full-fledged MMA welding with covered electrodes (rutile, alkaline, stainless, cast iron). This versatility makes it ideal for workshops and companies that need a single, reliable machine for a variety of tasks, reducing the cost of investing in multiple machines. <\/li>\n
  • ?\ufe0f Reliability and Durability TELWIN:<\/strong> SUPERIOR TIG 421 DC is synonymous with durability. Robust design, IP23 protection, numerous protections (thermal, overvoltage, undervoltage, overcurrent) and top-quality components guarantee trouble-free operation even in harsh industrial environments. This is an investment that provides peace of mind and minimizes production downtime. <\/li>\n
  • ?\u200d? Intuitive Operation and Precise Adjustment:<\/strong> a digital control panel with an easy-to-read display makes it easy and precise to set all welding parameters, including advanced TIG functions such as adjustment of current rise and fall times, gas discharge before and after welding, and spot welding functions. This makes even complicated settings simple, reducing preparation time and allowing you to focus on weld quality. <\/li>\n
  • \u26a1 Stable Arc Occlusion (HF\/LIFT) and Support Features:<\/strong> The ability to choose between non-contact high-frequency (HF) and contact LIFT ignition ensures a clean start to the welding process without tungsten contamination of the material. In MMA mode, Arc Force (arc dynamics), Hot Start (hot start) and Anti-Stick (anti-short-circuit) functions significantly simplify work and improve the quality of connections. <\/li>\n<\/ul>\n<\/div>\n
    \n

    Product Application<\/h3>\n
      \n
    • ? Heavy industry and production of steel structures (bridges, halls, machinery)<\/li>\n
    • ?\ufe0f Locksmith and mechanical workshops with high quality requirements<\/li>\n
    • ? Production and installation of pipelines, pressure vessels (stainless steel, carbon steel)<\/li>\n
    • ? Precision welding in the chemical, food and pharmaceutical industries<\/li>\n
    • ? Shipbuilding and offshore industry (structures, equipment)<\/li>\n
    • ?\ufe0f Automotive and motorsport (modifications, specialized repairs)<\/li>\n
    • \u26d3\ufe0f Welding of stainless, acid-resistant, heat-resistant steels<\/li>\n
    • ? Reconditioning and repair of machine parts made of copper, titanium and nickel alloys<\/li>\n<\/ul>\n<\/div>\n
      \n

      Contents of the Kit<\/h3>\n
        \n
      • ? TELWIN SUPERIOR TIG 421 DC 400V welder (816132)<\/li>\n
      • ?\ufe0f Professional TIG welding chuck (gas-cooled, e.g. ST26 or suitable for 400A current, length usually 4m or 8m – depending on the specific configuration of the \u201cACC.\u201d)<\/li>\n
      • ? Ground wire with clamp<\/li>\n
      • ? Gas pressure regulator with two pressure gauges (or gas hose, depending on \u201cACC.\u201d specifications)<\/li>\n
      • ? Starter kit of consumable parts for TIG chuck (e.g. tungsten electrodes, ceramic nozzles, collets, collet bodies, plug).<\/li>\n
      • ? User Manual<\/li>\n
      • (Note: The exact contents of \u201cACC.\u201d accessories. may vary depending on the distributor and specific offering. This should be verified before purchase.)<\/li>\n<\/ul>\n<\/div>\n
        \n

        Summary: TELWIN SUPERIOR TIG 421 DC 400V + ACC. – Your Best Investment <\/h3>\n
        \n

        The TELWIN SUPERIOR TIG 421 DC is not just a welder – it’s your partner in the pursuit of welding perfection. Powerful 400A output, unmatched precision TIG DC arc control with advanced pulse and legendary Italian reliability make it the number one choice for professionals who don’t accept compromises. Invest in the technology that will revolutionize your work, enhance its quality and allow you to complete the most ambitious projects. <\/p>\n

        Contact us today to learn more about the TELWIN SUPERIOR TIG 421 DC and join the ranks of satisfied professionals who trust the Telwin brand! ?<\/p>\n<\/div>\n<\/div>\n

        \n

        Part number:<\/strong> 816132<\/p>\n

        EAN code:<\/strong> 8004897997704<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

        TELWIN SUPERIOR TIG 421 DC: 400A\/400V professional TIG welder. Unmatched precision and power for industry. TIG DC Puls and MMA welding. ?<\/p>\n","protected":false},"featured_media":34258,"template":"","meta":{"inline_featured_image":false},"product_brand":[4415],"product_cat":[505,495,474,507],"product_tag":[8709,5015,8295,8282,3473,8415,8711,8710,8708,4837],"class_list":{"0":"post-38790","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-telwin","7":"product_cat-dc-en","8":"product_cat-gas-cooled-en-4","9":"product_cat-new","10":"product_cat-tig-en-2","11":"product_tag-400a-tig-welding","12":"product_tag-dc-tig-welder","13":"product_tag-inverter-tig-welder-en","14":"product_tag-professional-tig-welder","15":"product_tag-stainless-steel-welding","16":"product_tag-telwin-400v-en","17":"product_tag-telwin-816132-en","18":"product_tag-telwin-industrial-welder","19":"product_tag-telwin-superior-tig-421-dc-en","20":"product_tag-tig-puls-en","22":"first","23":"onbackorder","24":"taxable","25":"shipping-taxable","26":"purchasable","27":"product-type-simple"},"yoast_head":"\nTELWIN SUPERIOR TIG 421 DC 816132<\/title>\n<meta name=\"description\" content=\"Discover the power and precision of the TELWIN SUPERIOR TIG 421 DC (400A, 400V) welder. 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