ISO 11446-1
Road vehicles - Connectors for the electrical connection of towing and towed vehicles - Part 1: 13-pole connectors for vehicles with 12 V nominal supply voltage not intended to cross water fords
Straßenfahrzeuge - Elektrische Steckverbindungen zwischen Zugfahrzeugen und Anhängern - 13-polige Stecker für Fahrzeuge mit 12-V-Bordnetz-Nennspannung
Responsible national committee
NA 052-00-32-09 AK - Electrical connections between towing and towed vehicles
Responsible international committee
ISO/TC 22/SC 32/WG 9 - Electrical connections between towing and towed vehicles