Ships direct from Auburn, WA within 5–7 business days via UPS Freight
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Important Shipping Information (Please Read)
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Ships palletized in a crate via UPS Freight
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Requires adequate space for freight delivery
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Tracking information will be emailed once picked up
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Transit time: 10–14 business days to lower 48 states
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A valid phone number is required at checkout for delivery scheduling
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Please verify delivery information before completing checkout
Professional 375 Amp AC/DC TIG Welder with Dual Pump Water Cooler
The CK Worldwide MT375-AC/DC Water-Cooled TIG Welding System is a powerful, dual-voltage 375 amp inverter TIG welder designed for serious fabricators, precision welders, and industrial applications. Featuring high-frequency arc start, adjustable AC balance and frequency, pulse controls, and an easy-to-use analog interface, the MT375 delivers exceptional arc performance for aluminum, stainless steel, chromoly, titanium, and more.
This complete water-cooled TIG welding package includes a dual pump water cooler, utility cart, and CK’s patented Steady-Grip™ foot pedal with integrated fingertip amperage control — giving you ultimate versatility and precision in one system.
Note: Machine is sold WITHOUT a power plug on the end of the power cable.
Why Choose the MT375-AC/DC?
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375 Amp AC/DC TIG Welding Power
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Dual Voltage: 230V / 460V (Single Phase)
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High Frequency Arc Start
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Adjustable AC Balance & Frequency (20–200 Hz)
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Pulse Frequency: 1–200 Hz
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Analog Dials for Simple, Precise Adjustments
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Dual Pump Water Cooler Included
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Utility Cart Included
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3-Year No-Hassle Warranty
Whether you're performing basic fabrication or tackling aerospace and nuclear-grade welds, the MT375 is engineered for consistent performance and fine-tuned control at any skill level.
Included in the Full Water-Cooled System
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MT375-AC/DC Inverter Power Source
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Dual Pump Water Cooler
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Utility Cart
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TL18 Trim-Line 350 Amp Flex Neck TIG Torch (SuperFlex Cables)
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Ground Clamp
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Argon Gas Hose
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Accessory Kit
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Patented Steady-Grip™ Foot Pedal (Quick-release with fingertip control)
Performance & Welding Capabilities
GTAW (TIG Welding)
230V Input
460V Input
SMAW (Stick Welding)
230V Input
460V Input
Technical Specifications
Input Voltage
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230VAC ±10%, 50/60Hz, Single Phase
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460VAC ±10%, 50/60Hz, Single Phase
Input Current (Max / Effective)
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230V: 44A / 26A
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460V: 38A / 23A
Max Open Circuit Voltage: 84V
Gas Pre-Flow: 0.5 sec
Gas Post-Flow: 0.5–20 sec
AC Frequency: 20–200 Hz
Pulse Frequency: 1–200 Hz
Pulse Width: 50%
Background Current: 10–100%
Arc Start: High Frequency
Dimensions & Weight
Power Source
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Height: 15 in (381 mm)
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Width: 10.5 in (267 mm)
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Length: 20.5 in (521 mm)
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Weight: 82 lbs (37.2 kg)
Full System (With Cooler & Cart)
Important Shipping Information (Please Read)
-
Ships palletized in a crate via UPS Freight
-
Requires adequate space for freight delivery
-
Tracking information will be emailed once picked up
-
Transit time: 10–14 business days to lower 48 states
-
A valid phone number is required at checkout for delivery scheduling
-
Please verify delivery information before completing checkout
Built for Fabricators Who Demand Precision & Reliability
The MT375-AC/DC is a robust, portable, industrial-grade water-cooled TIG welding system designed to handle everything from daily shop fabrication to high-spec technical welding applications. With intuitive controls, powerful output, and a complete ready-to-weld package, this system delivers professional performance without unnecessary complexity.
Order yours today from Weldmonger.com.