Published
ISO 1724:2003 specifies the dimensions of, and contact allocation tests and requirements for, 7-pole connectors of type 12 N for the electrical connection between towing and towed vehicles with 12 V nominal supply voltage, thus ensuring interchangeability.
WITHDRAWN
ISO 1724:1997
PUBLISHED
ISO 1724:2003
90.20
Standard under periodical review
Apr 15, 2026
Road vehicles — Connectors for the electrical connection of towing and towed vehicles — 7-pole connector type 12 N (normal) for vehicles with 12 V nominal supply voltage
90.20 Standard under periodical review
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