“I bought a combo machine for jobs exactly like this: cutting a few steel blanks without filling the garage with equipment. The CT520 made clean, usable cuts and was simple to get running.”
CT-520
5 out of 5 stars5.0 (1 review)$399.20$499.00
or 4 payments of $99.80 with Klarna
A compact, multi-process system engineered for precise welding and cutting on both steel and stainless steel.
- Combines DC TIG, Stick, and plasma cutting capabilities into a single, compact unit
- HF arc start paired with pulse TIG ensures easy starts and clean results
- HD digital screen provides clear visibility and streamlined navigation
- Supports auto-recognizing foot pedal for precise amperage and arc control
Info & Benefits
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit https://p65warnings.ca.gov.
Free standard shipping on orders over $150 within the contiguous US. Orders typically arrive in 3–5 business days. Expedited shipping options available at checkout.
Shipping policyIf you're not completely satisfied with your purchase, return it within 30 days for a full refund. No questions asked. Contact our support team to initiate a return.
Return policyCovered by a manufacturer warranty against defects in materials and workmanship.
Warranty termsGet the latest user manual and firmware for your machine.
More Features
Tap each feature to see the details.
Seamlessly switch between DC TIG, Stick, and Plasma cutting within one compact unit.
Features HF arc start and Pulse TIG (2T/4T/Spot) for precise heat management.
Works with optional torch switches or foot pedals for flexible operation.
Hot Start for instant ignition, Adjustable Arc Force for stable arcs on rusty surfaces, and Anti-Stick technology for uninterrupted performance.
20–50A adjustable current with HF non-touch start. Includes pre-flow/post-flow gas control to protect the torch and ensure clean, high-quality edges.
High-definition digital screen provides clear visibility and quick, accurate parameter adjustments.
Built for Every Job
“I tried thin and thick samples to see how much adjustment the plasma side offered. The CT520 handled both successfully; what surprised me was how little cleanup the heavier piece needed before I could continue with fabrication.”
Materials × Thickness.
Recommended process
Stick
TIG
StickTIG5 × US $11 coin=2mm5 coins=10mm
Minimum24 GA0.6 mm
Maximum5/16"8 mm
Specifications
Power & Output
- Input Voltage
- 110V, 220V ±15% 50/60Hz
- Processes
- DC TIG (Pulse), Stick, Plasma
- Output Current Range
- TIG: 10-160A @ 110V; 10-200A @ 220V Stick: 20-120A @ 110V; 20-200A @ 220V Plasma: 20-30A @ 110V; 20-50A @ 220V
- Duty Cycle
- TIG: 60% @ 200A
- Detailed Duty Cycle
- TIG (110V): 60% @ 160A; 100% @ 124A TIG (220V): 60% @ 200A; 100% @ 155A Stick (110V): 60% @ 120A; 100% @ 93A Stick (220V): 60% @ 200A; 100% @ 155A Plasma (110V): 60% @ 30A; 100% @ 23A Plasma (220V): 60% @ 50A; 100% @ 39A
Material & Capability
- Material Compatibility
- TIG: Steel, Stainless Steel Stick: Steel Plasma: Steel, Stainless Steel, Aluminum
- Recommended Thickness
- TIG: ≤ 3/16" (5 mm) @ 110V; ≤ 5/16" (8 mm) @ 220V Stick: ≤ 1/4" (6 mm) @ 110V; ≤ 3/8" (10 mm) @ 220V
- Clean Cut Thickness
- 5/16" (8 mm) @ 110V 9/16" (14 mm) @ 220V
- Severance Cut Thickness
- 9/16" (14 mm) @ 110V 3/4" (20 mm) @ 220V
TIG
- TIG Ignition Type
- HF Start
- Foot Pedal Compatibility
- Supported
- Tungsten Type
- WT20, WC20, WL20, WL15
- Tungsten Diameter
- ≤ 1/8" (3.2 mm)
- TIG Torch Type
- WP-26 (M16 × 1.5 connector, 5-pin control cable)
- TIG Filler Rod Material
- ER70S-6, ER308L
- TIG Filler Rod Diameter
- ≤ 3/32" (2.4 mm) @ 110V ≤ 1/8" (3.2 mm) @ 220V
- Gas Requirements
- 100% Argon
- Consumables Compatibility
- WP-17 / WP-18 / WP-26
Stick
- Stick Electrode Type
- E6011 / E6013 / E7018
- Stick Electrode Diameter
- ≤ 3/32" (2.4 mm) @ 110V ≤ 5/32" (4.0 mm) @ 220V
Plasma Cutting
- Pilot Arc
- Supported
- Plasma Arc Starting
- HF Start
- Air Pressure
- 45-70 PSI (3.1-4.8 bar)
- Air Flow
- 2.8-3.5 CFM (80-100 L/min)
- Recommended Compressor
- 30-60 gal, ≥ 2 HP
- Plasma Torch Type
- AG60 (M16 × 1.5 connector, 5-pin control cable)
- CNC Capability
- Not supported
- Gas Requirements
- Compressed Air
- Consumables Compatibility
- AG60
Physical & Safety
- Display
- LED
- Fan Control
- Continuous Fan Mode
- App Control
- Not supported
- Weight
- 18.96 lbs
- Dimensions
- 19.49" × 8.23" × 14.17"
- Protection Features
- Overheat Overcurrent Undervoltage
General
- Input Current
- 50A
- Open Circuit Voltage (OCV)
- TIG/Stick: 60V Plasma: 320V
- Generator Compatibility
- Minimum generator: 15 kW (20 HP)
- Cable Length
- Ground: 10 ft (3 m) TIG Torch: 13 ft (4 m) Plasma Torch: 13 ft (4 m)
- Power Cord Length
- 6.5 ft (2 m)
- Warranty
- 2 Years
All the essentials. And then some.
How it compares.
CT-520
TIG, stick and plasma in one 3-in-1 with HF start.
From $399.20$499.00
Currently viewing
- TIG + plasma combo
- Key Feature
- LED
- Display
- Steel / Stainless / Aluminum
- Material Compatibility
- ≤ 3/8" (10 mm) @ 220V
- Recommended Thickness
- 200A
- Max Output
- TIG / Stick / Plasma
- Processes
- 110V / 220V
- Input Voltage
CT2050
7-in-1 AC/DC TIG, stick and plasma with a built-in air pump.
From $1,499.00
- Built-in pump + CNC
- Key Feature
- LED
- Display
- Steel / Stainless / Aluminum
- Material Compatibility
- ≤ 1/4" (6 mm) @ 220V
- Recommended Thickness
- 200A
- Max Output
- TIG / Stick / Plasma
- Processes
- 96-265V
- Input Voltage
MCT520
5-in-1 MIG, TIG, stick and plasma combo with HF start.
From $699.00
- 5-in-1 synergic combo
- Key Feature
- LED
- Display
- Steel / Stainless / Aluminum
- Material Compatibility
- ≤ 3/8" (10 mm) @ 220V
- Recommended Thickness
- 200A
- Max Output
- MIG / Flux / TIG / Stick / Plasma
- Processes
- 110V / 220V
- Input Voltage
Before you ask.
The CT-520 combines Stick welding, HF DC TIG, Pulse TIG, and plasma cutting in one machine.
The CT-520 cuts up to 5/16 inch clean cut on 110V and 1/2 inch clean cut on 220V, with maximum cut ratings up to 1/2 inch on 110V and 3/4 inch on 220V.
The plasma cutting output range is 20-50A.
The CT-520 can plasma cut conductive metals such as steel, stainless steel, aluminum, and copper.
Yes. The CT-520 supports foot pedal control for both switching and current control with auto-recognition.
Yes. The CT-520 uses high-frequency non-touch arc initiation for TIG and plasma functions.
What customers are saying.
Rating snapshot
5 stars
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Overall rating5.05 out of 5 stars1 review
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Customer7 months ago
5 out of 5 starsGreat welder
It runs and welds great
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2 Year Warranty
Covered by a 2-year manufacturer warranty against defects in materials and workmanship.
30-Day Money-Back Guarantee
If you're not completely satisfied with your purchase, return it within 30 days for a full refund. No questions asked.
Free Contiguous US Shipping Over $150
Free standard shipping on orders over $150 within the contiguous US. Orders typically arrive in 3–5 business days.