Wiring 4 Flat Trailer Lights. While the basic configuration is a 4 way flat connector that features one female and three male ends you may come across connectors with up to seven pins for additional functions that require wiring including electrically actuated brakes power source for a winch etc. Let s see what types of connectors the trailer light wiring industry uses today.
Suzco 25 foot 4 wire 4 flat trailer light wiring harness extension kit 4 way plug 4 pin male female extension connector wishbone style with 18 gauge white ground wire with sae j1128. It is referred to as such as the system needs a mere four wires for the trailer tail lights turn signals and brake lights to illuminate. Free shipping on orders over 25 shipped by amazon.
They also provide the vehicle side connector too which i don t need as the tow vehicle already has that installed.
Yellow left turn brake remember yellow has an l in it. Each light will have 3 wires. Suzco 25 foot 4 wire 4 flat trailer light wiring harness extension kit 4 way plug 4 pin male female extension connector wishbone style with 18 gauge white ground wire with sae j1128. While the basic configuration is a 4 way flat connector that features one female and three male ends you may come across connectors with up to seven pins for additional functions that require wiring including electrically actuated brakes power source for a winch etc.
