Welding Cable - Pre-Assembled 1/0, 2/0 with LC-40 Connectors

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Kalas ToughFlex™ Welding Cable Assemblies


50' & 100'  LC-40 Pre-Assembled Extension Welding Cables

ToughFlex™ Welding Cable is designed for the harsh conditions found on job sites.  Annealed 30 gauge bare copper wire offers maximum flexibility, the EPDM jacket resists cuts, tears, abrasion, grease, oil, water and flame for optimal durability and a long life. 

Cables include one male and one female LC-40 (installed).

  • Pre-fabricated assembly
  • Includes (1) Male and (1) Female LC-40 Connectors
  • Cable meets the UL VW-1 flame test outlined in UL1581
  • Sequentially marked
  • Class K stranding
  • SAE J1127 Stranding
  • Operating Temperatures Range from -50°C to + 105°C (-58°F to + 221°F)
  • Made and assembled in Pennsylvania USA.  

Click on link for Ampacity Chart & Product Specs  


  • Cable Gauge: 1/0 or 2/0
  • Length: 50 ft. or 100 ft.