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10 Best Ac Tig Welder 2025 in the United States
#1
Winner
Miller 907757 Multimatic 220 AC/DC Multiprocess Welder - Versatile Multi-Process MIG, Flux-Cored & TIG Welder Machine - Portable Welding Machine with MIG Gun, TIG Torch & Multi-Voltage Plug 120V&240V
The Miller 907757 Multimatic 220 AC/DC Multiprocess Welder stands out for its versatility, making it an excellent choice for hobbyists and professionals alike looking to handle multiple welding processes, including MIG, TIG, and flux-cored welding. Its all-in-one capability allows users to tackle various projects efficiently, which is particularly beneficial for those who may not want to invest in multiple machines. The intuitive QuickTech feature simplifies the welding process by automatically setting the right polarity and recalling previous settings, saving both time and effort.
Rating
10.0
Chosen by1,350
AC/DC Capability
Most important from
41 reviews
#2
ARCCAPTAIN TIG Welder AC/DC 200Amp with Pulse, Aluminum TIG Welder 110V/220V TIG Welder with Square/Triangular Wave/Stick/MMA/Spot 7 in 1 MultiProcess Welding Machine
The ARCCAPTAIN TIG Welder is a versatile machine that truly shines in its ability to perform multiple welding processes, including AC and DC TIG, as well as stick and spot welding. This makes it suitable for both beginners and more experienced welders looking to work on a variety of materials, such as aluminum and various steels. One of its standout features is the pulse function, which helps reduce heat input and material distortion, making it easier to weld thin metals. Additionally, the large LED display allows users to monitor their settings and parameters clearly, enhancing user experience and control.
Rating
9.7
Duty Cycle
AC/DC Capability
Pulse Feature
Most important from
450 reviews
#3
Lincoln Electric Square Wave® 205 TIG Welder K5613-1
The Lincoln Electric Square Wave 205 is a versatile TIG welder suitable for both beginners and experienced users working with aluminum and other metals. Its ability to adjust AC frequency and AC balance allows for fine control over the welding bead and cleaning action, making it especially helpful when working with dirty or thick aluminum. This feature makes it an excellent choice for precision and quality in aluminum welding.
Top 10 Best Ac Tig Welder 2025 in the United States
#1
Winner
Miller 907757 Multimatic 220 AC/DC Multiprocess Welder - Versatile Multi-Process MIG, Flux-Cored & TIG Welder Machine - Portable Welding Machine with MIG Gun, TIG Torch & Multi-Voltage Plug 120V&240V
Miller 907757 Multimatic 220 AC/DC Multiprocess Welder - Versatile Multi-Process MIG, Flux-Cored & TIG Welder Machine - Portable Welding Machine with MIG Gun, TIG Torch & Multi-Voltage Plug 120V&240V
AC/DC Capability: Yes
Portability: Yes
User Interface: QuickTech, Auto-Set Elite, Pro-Set
Chosen by 1350 this week
ARCCAPTAIN TIG Welder AC/DC 200Amp with Pulse, Aluminum TIG Welder 110V/220V TIG Welder with Square/Triangular Wave/Stick/MMA/Spot 7 in 1 MultiProcess Welding Machine
ARCCAPTAIN TIG Welder AC/DC 200Amp with Pulse, Aluminum TIG Welder 110V/220V TIG Welder with Square/Triangular Wave/Stick/MMA/Spot 7 in 1 MultiProcess Welding Machine
Amperage Range: wide
Duty Cycle: adjustable
AC/DC Capability: Yes
Pulse Feature: Yes
Portability: lightweight at 12 kg (26.5 lbs)
User Interface: large LED display
Lincoln Electric Square Wave® 205 TIG Welder K5613-1
Lincoln Electric Square Wave® 205 TIG Welder K5613-1
AC/DC Capability: AC and DC
Portability: 36 lbs, works on 120V or 230V
User Interface: Intuitive, adjustable frequency and balance
Everlast PowerTIG 255EXT Digital AC/DC TIG Stick Pulse Inverter Welder 110v/220v Dual Voltage
Everlast PowerTIG 255EXT Digital AC/DC TIG Stick Pulse Inverter Welder 110v/220v Dual Voltage
Amperage Range: 3 amps DC to 255 amps
Duty Cycle: robust
AC/DC Capability: ac/dc
Pulse Feature: up to 500Hz DC, 250Hz AC
High-Frequency Start: yes
Portability: dual voltage (110v/220v)
User Interface: complex for beginners
Miller 951684 Syncrowave 210 TIG MIG Spoolmate 150 Package - Multiprocess Stick, MIG & AC/DC TIG Welder Machine - Multi Process Welding Machine with TIG Torch, Foot Control & MIG Welder Gun
Miller 951684 Syncrowave 210 TIG MIG Spoolmate 150 Package - Multiprocess Stick, MIG & AC/DC TIG Welder Machine - Multi Process Welding Machine with TIG Torch, Foot Control & MIG Welder Gun
Amperage Range: broad
Duty Cycle: adequate
AC/DC Capability: Yes
Pulse Feature: Yes
High-Frequency Start: Yes
Portability: 139.5 lbs
User Interface: Pro-Set and Auto-Set
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YESWELDER 200A AC/DC Aluminum Tig Welder with Pulse Large LED Display, Digital Inverter STICK/TIG 110/220V Dual Voltage TIG Welding Machine TIG-200P ACDC
YESWELDER 200A AC/DC Aluminum Tig Welder with Pulse Large LED Display, Digital Inverter STICK/TIG 110/220V Dual Voltage TIG Welding Machine TIG-200P ACDC
Amperage Range: 200A
AC/DC Capability: Yes
Pulse Feature: Yes
High-Frequency Start: Yes
Portability: 28.3 pounds
User Interface: Large LED display
PRIMEWELD TIG225X 225 Amp IGBT AC DC Tig/Stick Welder with Pulse CK17 Flex Torch and Cable
PRIMEWELD TIG225X 225 Amp IGBT AC DC Tig/Stick Welder with Pulse CK17 Flex Torch and Cable
Amperage Range: up to 225 amps
Duty Cycle: continuous operation
AC/DC Capability: AC/DC
Pulse Feature: Yes
High-Frequency Start: Yes
User Interface: user-friendly
Weldpro TIG Welder AC/DC 200A with Pulse, Aluminum TIG Welder 110V/220V with CK17 TIG Torch AC TIG/DC TIG/AC PULSE TIG/DC PULSE TIG/Stick 5 in 1 MultiProcess Welding Machine with Foot Pedal
Weldpro TIG Welder AC/DC 200A with Pulse, Aluminum TIG Welder 110V/220V with CK17 TIG Torch AC TIG/DC TIG/AC PULSE TIG/DC PULSE TIG/Stick 5 in 1 MultiProcess Welding Machine with Foot Pedal
Amperage Range: 200 Amp
AC/DC Capability: Yes
Pulse Feature: Yes
High-Frequency Start: Yes
Portability: 53.3 pounds
User Interface: Digital
ESAB Rebel EMP 205ic AC/DC Multi-Process MIG/STICK/TIG Welder
ESAB Rebel EMP 205ic AC/DC Multi-Process MIG/STICK/TIG Welder
Amperage Range: suitable for light to medium welding
AC/DC Capability: AC/DC
Pulse Feature: pulse welding
High-Frequency Start: built-in high-frequency start
Portability: weighs 49 pounds with roll cage
User Interface: colorful TFT display, multi-language support
#10
Weldpro Digital TIG ACDC 250GD AC DC 250 Amp Tig/Stick Welder with Pulse Memory function and Tig20 water cooled torch Dual Voltage welding machine
Weldpro Digital TIG ACDC 250GD AC DC 250 Amp Tig/Stick Welder with Pulse Memory function and Tig20 water cooled torch Dual Voltage welding machine
Amperage Range: up to 250 amps
AC/DC Capability: AC/DC
Pulse Feature: adjustable pulse, pulse memory
High-Frequency Start: yes
Portability: not lightweight
User Interface: digital controls
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Buying Guide for the Best Ac Tig Welder
Choosing the right AC TIG welder can be a daunting task, especially if you're new to welding. The key to making the right choice is understanding your specific needs and how different features of the welder can meet those needs. Here, we'll break down the most important specifications and explain what they mean, why they matter, and how to choose the right values for your particular situation.Amperage RangeAmperage range refers to the range of electrical current the welder can produce. This is important because different materials and thicknesses require different amperages. For thin materials like aluminum, you might need a lower amperage (around 10-200 amps), while thicker materials like steel might require higher amperage (up to 300 amps or more). Choose a welder with an amperage range that matches the types of projects you plan to work on.
Duty CycleThe duty cycle is the amount of time a welder can operate continuously before needing to cool down. It is usually expressed as a percentage of a 10-minute period. For example, a 60% duty cycle at 200 amps means the welder can run for 6 minutes at 200 amps before needing a 4-minute break. If you plan to do long welding sessions, look for a higher duty cycle to avoid frequent interruptions.
AC/DC CapabilityAC/DC capability refers to whether the welder can operate on alternating current (AC) or direct current (DC). AC is typically used for welding aluminum and magnesium, while DC is used for welding steel, stainless steel, and other metals. If you plan to work with a variety of metals, choose a welder that offers both AC and DC options.
Pulse FeatureThe pulse feature allows the welder to alternate between high and low current levels. This is useful for controlling heat input and preventing warping or burning through thin materials. If you plan to weld thin or heat-sensitive materials, look for a welder with a pulse feature to improve your control and precision.
High-Frequency StartHigh-frequency start is a feature that helps initiate the arc without the need for physical contact between the electrode and the workpiece. This is important for preventing contamination and ensuring a clean start. If you want smoother starts and less contamination, choose a welder with a high-frequency start feature.
PortabilityPortability refers to how easy it is to move the welder around. This can be important if you need to transport the welder to different job sites or move it around your workshop. Look for a welder that is lightweight and has a handle or wheels if portability is a priority for you.
User InterfaceThe user interface includes the controls and display on the welder. A simple, intuitive interface can make it easier to adjust settings and monitor performance. If you're new to welding or prefer straightforward controls, look for a welder with a user-friendly interface.