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Product

power connection cable seriesUL 600 V Welding & PowerClass M (34 AWG) Tinned Cu-50 °C to +105 °C TSE Jacket

Super-Trex 600 V Welding CableUL 600 V Class M (34 AWG) rope-lay tinned copper TSE power & welding cable

Super-Trex 600 V Heavy-Duty Flexible Welding & Power Cable (6 AWG to 500 MCM) engineered per UL 600 V Welding / Power Lead standards, CSA and NEC Article 630—combining ultra-fine Class M (34 AWG / 0.16 mm) rope-lay tinned copper.

Class M (34 AWG) Tinned Cu
UL 600 V / NEC Art. 630
Slag, Cutting Oil & UV Proof
FT1 / VW-1 Flame Rated
Order designation
600V Class M 2/0 AWG
34 AWG strands
3,325 × 34 AWG (67.4 mm²)
Nominal outer Ø
17.5 mm
Weight ≈
845 kg/km
600 V / Weld rating
500 A
All sizes (7)
Request a quoteDatasheetWhatsApp
Engineering reply in 2 business hoursCut-to-length export drumsEN 10204 3.1 certificate per drum
Voltage rating
600 V AC / DC
Dual-rated Welding & Power
Size range
6 AWG to 500 MCM
13.3 mm² to 253 mm²
Stranding class
Class M (34 AWG)
0.16 mm rope-lay Tinned Cu
Jacket compound
Heavy-Duty TSE
+105 °C · Oil, slag & UV proof
Cold flexibility
-50 °C to +105 °
All-weather outdoor service
Flame & safety
UL VW-1 / CSA FT
MSHA flame-resistant option

Typical values for this cable type, based on UL Listed 600 V Welding / CSA C22.2 No. 96 / NEC Art. 630 — confirmed in the datasheet and quotation for your order.

Application fit

Is Super-Trex 600 V Welding Cable right for your machine?

Unlike standard 100 V SAE J1127 bare-copper welding wire, this 600 V UL-rated Class M tinned-copper cable is code-compliant for both 600 V AC/DC temporary power feeders and extreme-duty welding stingers in steel mills, mines and shipyards.

Self-supporting pendant & push-button drop

Suitable

Class M 34 AWG (0.16 mm) rope-lay stranding packs up to 12,000+ tinned copper strands (on 500 MCM) for unmatched whip flexibility.

Trailing & towing

Suitable

Heavy-duty thermoset elastomer (TSE) jacket resists hot welding slag, metal chips, cutting fluids, diesel and forklift abrasion.

Motor stator, traction & converter leads

Suitable

Rated a full 600 V for portable generator bus drops, crane magnet leads, load-bank test jumpers, UPS battery banks and VFD ground straps.

Immersion & wet locations

Suitable

Tin-coated 34 AWG strands resist sulfur/moisture oxidation and eliminate copper blackening in humid marine and chemical atmospheres.

Typical machinesSteel Mills, Foundries & Blast-Furnace MaintenanceShipbuilding, Drydocks & Offshore Rig FabricationSurface & Underground Mining Shovel / Dragline ShopsGenerator Rental Load-Banks & 600 V Temporary BusRobotic Welding Booms & Overhead Busway Drops

Construction

Layer by layer

Super-Trex 600 V Heavy-Duty Flexible Welding Cable showing rope-lay Class M (34 AWG / 0.16 mm) tinned annealed copper conductor, polyester separator tape, and thick-wall 600 V thermoset elastomer (TSE) jacket with sequential foot markings.

123
Schematic, not to scale — generated from the layer data
#LayerMaterial & reference
1Class M (34 AWG / 0.16 mm) rope-lay tinned copper conductorExtra-fine 34 AWG (0.16 mm) tin-coated annealed copper wires bunched into multi-rope lay per ASTM B33 & ASTM B172 Class MTin coating prevents strand corrosion and doubles flex-fatigue life over bare Class K
2Low-friction polyester separator tapeHelically wrapped Mylar/PET separator tape over the rope-lay tinned copperPrevents elastomer penetration into fine 34 AWG strands for fast lug termination
3600 V Heavy-Duty Thermoset Elastomer (TSE) jacketThick-wall cross-linked thermoset elastomer (CPE / PCP / EPDM blend) rated 600 V, -50 °C to +105 °C in Yellow, Orange, Black or Red25 % thicker wall than 100 V welding cable to pass 600 V UL dielectric and crush tests

Super-Trex 600 V Yellow / Orange (6 AWG to 500 MCM)

High-visibility Safety Yellow or Orange 600 V Class M tinned copper welding & portable power lead

Super-Trex 600 V Black / Red (6 AWG to 500 MCM)

Polarity-coded Black and Red 600 V Class M tinned copper leads for DC welding stingers, load banks and battery systems

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on UL Listed 600 V Welding / CSA C22.2 No. 96 / NEC Art. 630. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage
600 V AC / DC (UL Listed Welding & Power Lead)
Factory dielectric test
3,000 V AC rms & 10 kV spark test on 100 % of reel length
Max. DC resistance @ 20 °C
0.528 Ω/km (2 AWG) · 0.210 Ω/km (2/0 AWG) · 0.132 Ω/km (4/0 AWG)
600 V NEC ampacity (air)
190 A (2 AWG) · 300 A (2/0 AWG) · 405 A (4/0 AWG) · 515 A (350 MCM)

Thermal

Continuous conductor temp.
+105 °C Dry / +90 °C Wet or Oil
Cold-bend flexibility
-50 °C cold bend without cracking
Short-circuit / slag contact
+250 °C short-circuit · Chars without melting under hot weld slag

Mechanical

Individual strand gauge
34 AWG (0.160 mm / 0.0063 in) per ASTM B172 Class M
600 V TSE wall thickness
2.03 mm (6–1 AWG) · 2.41 mm (1/0–4/0 AWG) · 2.79 mm (250–500 MCM)
Min. bend radius
4 × OD (static) · 5 × OD (dynamic flexing)

Resistance

Oil, coolant & acid
Passes UL Oil Res I & II (+60/+75 °C oil immersion) & cutting fluid tests
Flame retardancy
UL VW-1 · CSA FT1 · MSHA flame-resistant print available
UV, ozone & water
Sunlight resistant (720 h UV) and ozone chamber qualified

Reference standards

North American approvals
UL 600 V Welding Cable · CSA C22.2 No. 96 · NEC Article 630
Conductor standard
ASTM B33 (Tinned Cu) & ASTM B172 Class M (34 AWG)
RoHS & REACH
2011/65/EU & EC 1907/2006 compliant

Identification

Surface print legend
SUPER-TREX 600V WELDING & POWER CABLE 34 AWG CLASS M TINNED CU 105C (UL) CSA
Customs tariff (HS)
8544.4993
Footage markings
Sequential 1-foot markings printed along entire reel

Sizes

7 standard 600 V Class M (34 AWG Tinned Cu) Welding & Power Cable sizes

AWG/MCM size, 34 AWG strand count, 600 V TSE wall, outer diameter, weight and ampacity.

34 AWG strand count, dimensions & ampacity
Order size34 AWG Tinned Cu strandsNominal Ø
mm		Weight ≈
kg/km		600V Cont.
A		Weld 60%
A		Enquiry
AWG Sizes (6 AWG to 4/0 AWG)
600V Class M 2 AWG1,666 × 34 AWG (33.6 mm²)12.7430190300
600V Class M 1 AWG2,107 × 34 AWG (42.4 mm²)14.5550220350
600V Class M 1/0 AWG2,646 × 34 AWG (53.5 mm²)16.0685260420
600V Class M 2/0 AWG3,325 × 34 AWG (67.4 mm²)17.5845300500
600V Class M 4/0 AWG5,320 × 34 AWG (107 mm²)21.11,310405650
kcmil / MCM Sizes (250 to 500 MCM)
600V Class M 350 MCM8,806 × 34 AWG (177 mm²)26.72,140515850
600V Class M 500 MCM12,540 × 34 AWG (253 mm²)30.72,9906201,050
  • Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
  • 6 AWG (665×34 AWG, 9.7 mm OD) and 4 AWG (1,064×34 AWG, 11.2 mm OD) are also stocked for lighter TIG/MIG torches and ground straps.

Quality & approvals

Testing & inspection

Routine tests on every production length, sample and type tests per batch — documented on an EN 10204 3.1 inspection certificate.

  1. ConductorClass 5 stranding
  2. Spark test100 % in-line
  3. Lay-upCores, earth, fillers
  4. SheathingInner, braid / screen, outer
  5. Electrical testsAC voltage, resistance
  6. DimensionsOD, wall thickness
  7. Inspection documents & dispatchDrum & dispatch
Testing & inspectionTest value / referenceFrequency
Routine tests
100 % 3,000 V AC water-tank dielectric, 10 kV spark & DC resistance testZero breakdown and Class M tinned copper DC R within ASTM B172 limitsEvery manufactured reel
Sample tests
34 AWG tin coating continuity (ASTM B33 polysulfide test)Uniform tin plating free of bare copper spots on all 34 AWG wiresPer conductor lot
-50 °C cold mandrel bend, Oil Res I/II & VW-1/FT1 flame testZero jacket cracking at -50 °C and ≥ 75 % tensile retention after hot oilUL / CSA listing test

Inspection certificate

Issued with every drum, listing the routine test results for that length.

Product approvals

UL Listed 600 V Welding & PowerCSA C22.2 No. 96 FT1NEC Article 630 & ASTM B172

Company certificates

ISO 9001ISO 14001ISO 45001VDE marks approvalUL / cULCE · LVD / EMC

Marking & supply

Ordering & delivery

Sheath marking

TEBAOFLEX SUPER-TREX 600V WELDING & POWER 2/0 AWG 34 AWG CLASS M TINNED CU 105C (UL) CSA FT1
Delivery form
Fumigated wooden drums or steel export reels
Standard lengths
500 m · 1000 m (or custom cut lengths)
MOQ
100 m (standard) · 500 m (custom)
Lead time
2–4 weeks ex-works
Incoterms
EXW, FOB, CIF, DAP

Technical documents

Downloads

PDFSuper-Trex 600 V Welding Cable – technical datasheet7 sizes · construction, technical data, approvalsXLSXSuper-Trex 600 V Welding Cable spec data (Excel)All 7 sizes with dimensions and data, for your BOM or quotation
Revision
2026-10-20
Updated
2026-10-20

FAQ

Questions engineers ask first

Not covered here? Send your drawing — an engineer replies within 2 business hours.

How does 600 V Class M (34 AWG tinned copper) welding cable outperform standard 100 V SAE J1127 Class K (30 AWG bare copper) welding cable?
First, Class M uses 34 AWG (0.16 mm) strands instead of 30 AWG (0.254 mm)—giving 2.5× more strands in the same AWG size (e.g., 3,325 strands vs 1,330 strands in 2/0 AWG) for dramatically lower flex fatigue. Second, every strand is tin-coated to prevent sulfur/moisture corrosion inside the jacket. Third, the 600 V UL-listed TSE wall allows the cable to be legally used on 480 V / 600 V temporary power distribution, generator load banks and crane magnets where 100 V welding wire is prohibited by NEC.
Why does tinning the 34 AWG copper strands matter in a thermoset elastomer jacket?
Hair-fine bare copper strands oxidize rapidly when exposed to heat, sulfur curing agents or moisture wicking back from the welding lug, turning black and brittle and causing high-resistance hot spots at the crimp. Tin plating forms an inert metallurgical barrier that keeps every strand bright and solderable/crimpable for years.
Can this cable be used as a portable generator or load-bank feeder at 480 V AC?
Yes. Because it carries a full 600 V UL & CSA voltage rating with a heavy 80–110 mil TSE jacket, it is widely used for 480 V / 600 V Cam-Lok generator tails, UPS battery cabinets and temporary industrial power.
What is the metric equivalent of 2/0 AWG and 4/0 AWG?
2/0 AWG is 67.4 mm² (closest metric size: 70 mm²), and 4/0 AWG is 107.2 mm² (between 95 mm² and 120 mm²).

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Super-Trex 600 V Welding Cable

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