How to Wire Lights on a Trailer
2018-11-21u2002·u2002Let's see what types of connectors the trailer light wiring industry uses today. 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.
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