LOTOS TIG220ACDCP 220A AC/DC TIG Welder, Digital Display, 13-in-1, Pulse, Spot, Stick, HF Start, Dual Voltage 110/220V, 3 AC Waves, Aluminum Stainless Steel Welding

LOTOS TIG220ACDCP is a powerful 13-in-1 AC/DC TIG welder engineered for precision, versatility, and ease of use. Designed for aluminum, stainless steel, and mild steel, it delivers top-tier performance for professionals and serious DIY users alike. With digital controls, dual voltage compatibility, and advanced pulse settings, it’s the perfect solution for demanding welding jobs.Key Features:13-in-1 Welding Modes: Includes 9 AC TIG modes (Pulse / Spot / HF × 3 waveforms), 3 DC TIG modes (Pulse / Spot / HF), and 1 MMA Stick mode3 AC Waveforms:Square Wave – Strong arc force and deep penetration for thick aluminumSine Wave – Smooth, quiet arc for clean finish and stable controlTriangle Wave – Lower heat input, ideal for thin aluminum and heat-sensitive metalsDigital Control Interface: Full LCD display with encoder knob to adjust start/end amps, slope, pre/post flow, AC frequency (20–300Hz), AC balance (20–80%), pulse settings, and moreDual Voltage Operation: Supports 220A output @240V and 140A @120V with auto-voltage compensation and stable arc performanceWide Welding Range: Welds aluminum and steel from 1/16" up to 3/8" thick for fabrication, repair, or metalworkHF and Lift Start: Provides clean arc ignition across AC and DC without contaminationPulse TIG Control: Adjustable pulse frequency, peak duration, and base current allow better control on thin materials and reduce warpingFoot Pedal & Memory Support: Pedal compatible (not included) and stores 10 custom profiles for repeat setupsWhether you’re building aluminum frames, repairing automotive components, or doing high-precision TIG work, the LOTOS TIG220ACDCP gives you professional power and full arc control in a compact, portable design.

• All-in-One Welding – 13-in-1 AC/DC TIG welder combining 9 AC TIG modes (pulse spot HF × 3 waveforms), 3 DC TIG modes, and 1 MMA stick mode to handle aluminum stainless steel carbon steel and more.
• 3 AC Waveform Options – Square Wave for deep penetration and strong arc force Sine Wave for smooth arc with low noise Triangle Wave for low heat input ideal for thin aluminum and clean finish
• Intuitive Digital Control – Full digital interface with LCD screen and single knob makes it easy to set slope start/end amps pre/post flow AC balance pulse settings and save up to 10 custom profiles
• Powerful and Flexible – Delivers up to 220A at 240V and 140A at 120V with dual voltage input and automatic voltage compensation perfect for garage shop field and mobile welding tasks
• Wide Thickness Range – Welds aluminum stainless or mild steel from 1/16 inch to 3/8 inch thick ideal for fabrication maintenance hobby work and automotive repair
• Clean and Easy Starts – Choose HF start for non-contact arc ignition or lift start for sensitive environments both supported in AC and DC modes for smooth arc initiation
• Precision TIG Pulse – Adjustable pulse frequency base amps and peak time allow superior control on thin metals reduce heat distortion and produce cleaner more consistent welds
• Productivity Boost – Foot pedal compatible for hands-free control and saves time with 10 memory slots to instantly recall your favorite welding parameters across projects (foot pedal sold separately, model: FP06 ASIN: )
• Reliable Support & Warranty – Includes a 30-day refund guarantee and 3-year limited warranty (1 year NEW replacement). US-based support team available by phone or email.