The plasma cutter is the heart of your CNC cutting system. Compare power sources by brand, amperage, and application — then get matched with dealers who carry the right unit for your table.
A CNC plasma table is just a motion system — it moves a torch along a programmed path. The plasma cutter (also called the plasma power source or plasma power supply) is the unit that actually generates the cutting arc. It determines how thick you can cut, how fast you can move, how clean your edges will be, and how much your consumables will cost over time. Pairing the wrong plasma cutter with your table is like putting a lawnmower engine in a truck — it technically works, but you'll regret it quickly.
Most CNC table manufacturers offer bundled packages with a plasma cutter included, but many also sell the table as a standalone unit so you can choose your own power source. Understanding the major brands, amperage classes, and CNC-specific features will help you make the right choice whether you're buying a bundle or sourcing your cutter separately.
The industry standard for CNC plasma. Powermax 45, 65, 85, 105, and 125.
View ModelsReliable plasma cutters from one of welding's biggest names. Spectrum 625, 875, and more.
View ModelsTomahawk and FlexCut series plasma cutters for handheld and CNC applications.
View ModelsCutmaster series with 1Torch technology for both hand and CNC cutting from one unit.
View ModelsComplete guide to choosing a plasma power source for CNC table operation — CPC ports, raw voltage, pilot arc, and duty cycle explained.
Read GuideBudget-friendly plasma cutters that work well with hobby and entry-level CNC tables. CNC-compatible options from major and import brands.
See Picks30-45 Amps
Up to 3/8"
Hobby tables, thin sheet metal, signs, art
65 Amps
Up to 3/4"
Small business, most common CNC size
85 Amps
Up to 1"
Production shops, structural steel
105-125 Amps
Up to 1.5"
Industrial, heavy plate, high volume
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