Pollak Heavy-Duty, 4-Pole, Round Pin Trailer Wiring Socket ...
A 3-flat is indeed a tough plug to find. It might be best to change to a 4-Way of some type. We have the Pollak Heavy-Duty, 4-Pole, Round Pin Trailer Wiring Connector, # PK11402, that will accept up to 12 gauge wire. This is a trailer end plug. The vehicle side is the Pollak Heavy-Duty, 4-Pole, Round Pin Trailer Wiring Socket, # PK11404.
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