Home > Products > Standards > ISO 3731 - Type S

ISO 3731 - Type S

Waterproof 7 Pin Trailer Socket
ISO 3731 Pinning

Standard Description

Physical design according to standard ISO 3731. Used for supplementary connections

 
 

7-pin 24V trailer connectors

 

#
DIN
Signal
Color
Wire Cross Section
AWG
1 31 Ground White 2.5 13
2   ABS Fault Indication Black 1.5 15
3   Reversing Lamp Yellow 1.5 15
4 30 +24V Permanent Red 1.5 15
5   Control Via Ground Green 1.5 15
6 15 +24V via ignition lock Brown 1.5 15
7   Rear Fog Lamp Blue 1.5 15