SPEC 50035

General Purpose Primary Automotive Wire (GPT)

80°C or 105°C. 60 Volts DC or 25 Volts AC. Flexible Stranded Copper Conductor. PVC Insulation.



  1. Conductor:Flexible stranded bare copper. Tinned copper available upon request
  2. Insulation:Polyvinyl Chloride (PVC). All colors available; Stripes available upon request

Applications and Features:

Intended for use at nominal system voltage of 60 Volts DC (25 Volts AC) or less in surface vehicle electrical systems.


  • ASTM B3 Soft or Annealed Copper Wire
  • SAE J1128 Surface Vehicle Standard Low Voltage Primary Cable
  • Chrysler MS-3450 (105°C Wires)
  • Ford ESF-M1L56 (80°C Wires)
  • Chrysler MS-3450 (80°C Wires)
  • Ford ESF-M1L58-A (105°C Wires)
  • Table 1 – Physical and Electrical Data
    Stock NumberCond. SizeCond. NumberCond. StrandsDiameter Over Cond.Approx. ODApprox. WeightDC Resistance @ 25°CAC Resistance @ 75°C
    All dimensions are nominal and subject to normal manufacturing tolerances
    ◊ Cable marked with this symbol is a standard stock item

    Revision: 1.000.049

    Updated On: July 3, 2024, 10:13 p.m. UTC