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WITHDRAWN
SRPS N.P6.251:1983
PUBLISHED
SRPS ISO 1724:2013
90.20
Standard under periodical review
Apr 15, 2026
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