This SAE Standard covers ultrathin wall, low-voltage primary cable intended for use at a nominal system voltage of 60 V DC or less in surface vehicle electrical systems. The tests are intended to qualify cables for normal applications with limited exposure to fluids and physical abuse. This document covers SAE wire sizes which usually differ from ISO wire sizes.
SAE J1678-1999 history
2023SAE J1678-2023 Low Voltage Ultra-Thin Wall Primary Cable