J2174_202603 Heavy-Duty Wiring Systems for Trailers 2032 mm or More in Width
Reaffirmed
3/11/2026
- Content
- This SAE Standard establishes the minimum performance requirements for electrical distribution systems for use in dollies and trailers in single or multiple configurations for 12 VDC nominal applications.
- Citation
- SAE International Technical Standard, Heavy-Duty Wiring Systems for Trailers 2032 mm or More in Width, SAE Standard J2174_202603, Reaffirmed March 2026, Revised February 2020, https://doi.org/10.4271/J2174_202603.