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Ultra-Flex®

Flexible Welding Cable Class M

Direct’s Ultra-Flex® flexible class M welding cable has been completely re-engineered with improved stranding and jacketing for superior flexibility and ease-of-movement within high-flex applications, including pipelines, robotics, and constrained areas. Ultra-Flex meets SAE J1127 standards, is RoHS compliant, and manufactured in the USA.

  • Rope-lay, bunch-stranded, ultra-flexible 34 AWG SAE copper conductor
  • Jacketed with TPE compound
  • Signature vibrant orange jacket with deep black striping
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Specifications

Conductors
  • Rope-lay, bunch-stranded, ultra flexible 34 AWG SAE copper conductor
Voltage Rating
  • 600 V
Insulation & Jacket
  • Jacketed with TPE compound
Resistance Properties
  • Resistant to battery acid, diesel fuel, engine coolant, engine oil, ethanol, extreme temperatures, flame, gasoline, power-steering fluid, and transmission fluid
Temperature Range
  • -50°C (-58°F) to 105°C (221°F)
Industry Approvals
  • SAE J1127 Compliant
  • NEC Article 630 (Electric Welders)
  • REACH, RoHS, CMRT, and Prop 65 Compliant
Available Lengths
  • Coils/Assemblies at 25’, 50’, and 100’
  • Reels at 250', 500’, and 1,000’
  • Custom lengths available upon request
Cable SizeStranding GaugeConductor
Stranding		Insulation Thickness
(Nominal)		Outside Diameter
(Nominal)		Cable Weight
(per 1,000')
AWGininlbs
#2341,653.065.430241
#1341,995.065.462286
1/0342,646.065.550374
2/0343,087.065.556428
Cable SizeStranding GaugeConductor
Stranding		Insulation Thickness
(Nominal)		Outside Diameter
(Nominal)		Cable Weight
(per 1,000')
AWGmmmmkg
#234 GA1,6531.6510.92241
#134 GA1,9951.6511.74286
1/034 GA2,6461.6513.97374
2/034 GA3,0871.6514.12428

SUGGESTED IN-LINE AMPACITY FOR WELDING CABLE
50'75'100'125'150'175'200'225'250'275'300'325'350'
AMPs
AWG or MCM
100#4#2#2#1#11/02/02/03/03/03/04/04/0
150#2#2#11/02/03/03/04/04/0250250250350
200#2#12/03/03/04/04/0250350350350350
250#11/03/04/04/0250350350350
300#12/03/04/0250350350350
3501/03/04/0250350350
4002/03/0250350350
4502/04/0250350350
5003/04/0350350
5504/0250350
6004/0250350
NOTE 1: For reference only. Due to variables within welding applications, it is recommended the user consult an electrical engineer for a particular welding application.
NOTE 2: Distance from power source (per lead).
Jacket Colors
  • Orange (Jacket) Black (Stripe)
Marking Options
  • Quick Print®
  • Surface Print
  • Indent Print
  • Logo / Icons / Branding
  • Sequential Marking

Related Products

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Flex-A-Prene®

Industrial Welding Cable
  • • 30 AWG SAE Copper
  • • #8 — 500 MCM
  • • EPDM Jacket
  • • -50°C — 105°C
  • • 600 V Rated
  • • SAE J1127 / NEC / REACH / RoHS / CMRT / Prop 65 Compliant
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Welding Assemblies

Stingers / Leads / Clamps
Pre-assembled welding stingers/whips, leads, and ground clamps combine our industry-best Flex-A-Prene® and Ultra-Flex® products along with genuine Lenco- and Tweco-brand components. 30 or 36 AWG SAE J1127-rated copper stranding, meet NEC Article 630 (Electric Welders) standards, and RoHS compliant.