Thermal Dynamics Cutmaster 5XL CNC Plasma System

$3,000 – $5,500 Updated 2026-03-17

Key Specifications

Output Current

30 – 125A

Maximum Cut Thickness

38 mm (1.5 in) mild steel

Severance Thickness

51 mm (2 in)

Input Power

200-600V, 1-phase or 3-phase

Duty Cycle

60% at 125A; 100% at 60A

Gas

Air (single gas), nitrogen optional

Overview

The Thermal Dynamics Cutmaster 5XL is a professional-grade plasma cutting system from Thermal Dynamics (a Victor Technologies brand), designed for integration with CNC plasma tables in fabrication and metal service environments. The Cutmaster 5XL provides 125A of plasma output on single-phase or three-phase power, enabling clean cuts on mild steel to 38mm (1.5 in) and severance to 51mm (2 in). The unit is designed specifically for table mounting with remote arc start capability, allowing the plasma unit to be mounted remotely from the cutting table and triggered by the CNC controller's arc start signal without operator involvement. The Cutmaster 5XL integrates with most major CNC plasma table brands including Lincoln Electric Torchmate, Hypertherm, and Koike through standard interface connections. Thermal Dynamics' SureLok quick-disconnect torch system enables torch replacement in under a minute without tools. The machine is widely used as a table-mounted plasma source in small-to-medium fabrication shops that need 125A plasma capability without the expense of a Hypertherm HPRXD system.

Full Specifications

Parameter	Value
Output Current	30 – 125A
Maximum Cut Thickness	38 mm (1.5 in) mild steel
Severance Thickness	51 mm (2 in)
Input Power	200-600V, 1-phase or 3-phase
Duty Cycle	60% at 125A; 100% at 60A
Gas	Air (single gas), nitrogen optional
Torch	SureLok quick-disconnect system
Remote Start	CNC table interface standard
Weight	26 kg (57 lbs)
Certifications	UL, CE
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Strengths & Limitations

Strengths

125A output suitable for 38mm cut thickness on common structural steel sections
Single-phase to 600V input covers most shop power configurations
SureLok torch makes replacement fast and tool-free
Standard CNC interface integrates with all major plasma table brands
Lower cost than Hypertherm for shops not requiring HD plasma quality

Limitations

Conventional plasma quality — inferior cut quality on fine features vs HD plasma
60% duty cycle at 125A limits continuous production cutting speed
Single gas (air) limits cut quality on stainless and aluminum vs multi-gas HD plasma
Thermal Dynamics has less market presence than Hypertherm in North America

Best For

Fabrication shops adding a 125A plasma source to an existing CNC plasma table Small job shops cutting mild steel structural sections and flat plate Trade schools and vocational programs building CNC plasma table systems Shops requiring 125A capability at lower cost than HD plasma alternatives

Frequently Asked Questions

01 Can the Cutmaster 5XL cut stainless steel and aluminum?

Yes. With air plasma, the Cutmaster 5XL cuts stainless steel and aluminum, but cut quality is lower than with nitrogen or hydrogen-nitrogen mixes used in HD plasma systems. For cosmetic stainless and aluminum work, an HD plasma with appropriate gas mixing is recommended.

02 How does the Cutmaster 5XL interface with a CNC plasma table?

The unit provides a contact closure arc start input, divided arc voltage output for torch height control, and an OK-to-move signal. These standard signals interface with virtually all CNC plasma table controllers through terminal connections.

03 What is the consumable life on the Cutmaster 5XL?

At 60A cutting mild steel, electrode and nozzle life is approximately 500-700 starts or 3-5 hours of arc-on time. At 125A heavy cutting, consumables last 200-400 starts. Consumable cost is significantly lower than HD plasma due to the simpler torch design.