CK Worldwide CK18-12-R Heavy Duty Water-Cooled TIG Torch - 400 Amp, 12.5' Cable

The CK18-12-R Heavy Duty delivers professional-grade 400 amp capacity at 100% duty cycle, engineered for demanding production environments where consistent performance and extended run times are critical. This water-cooled TIG torch features CK Worldwide's Max Flow cooling technology for superior heat management during high-amperage welding operations.

The rigid head design provides exceptional arc stability and precise control for critical welds on thick materials and high-current applications. Built on the proven CK18 torch body platform with the same power cable as the CK510, this heavy-duty variant offers enhanced performance for industrial welding operations requiring maximum amperage output.

• 400 amp rating — ACHF or DCSP at 100% duty cycle
• Water-cooled with Max Flow technology for extended operation
• Rigid head style for precise arc control and stability
• 12.5 ft cable length with 3-piece construction
• 3/8" x 32 thread pattern for 3 Series head accessories
• Weight: 6.5 oz with 9-1/2" overall length

Compatible Consumables

• 3A4 — #4 Alumina Cup
• 3A5 — #5 Alumina Cup
• 3A6 — #6 Alumina Cup
• 3C116 — 1/16" Collet
• 3C332 — 3/32" Collet
• 3CB116 — 1/16" Collet Body
• 3CB332 — 3/32" Collet Body
• 300L — Long Backcap
• 300S — Short Backcap
• 2AG5 — #5 Gas Lens Cup

Compatible with all 3 Series head accessories and consumables, making this torch ideal for fabrication shops, structural welding operations, and manufacturing facilities requiring heavy-duty TIG welding capability on aluminum, stainless steel, and exotic alloys.