12 Pin Trailer Plug and Socket with LEDS


  • Now you can see the electricity via LED lights in the brake circuit and AUX Battery Circuit.
  • NO LED’s indicate dirty or corroded terminals.
  • Could also indicate blown fuses.
  • Gives peace of mind.


12 Pin Trailer Plug and Socket with LED’s

12 Pin Trailer Plug and socket with LEDs for RV and Aux Batteries. Led’s are located on the rear of the plug, one the right and the left side of the plug.

One of the biggest problems with trailer connections is corrosion. Generally, current pin connectors are brass or poor quality brass alloy. As a result, terminal screws snap.

Trailer Vision has produced a combination of stainless steel screws with plated brass terminals to help prevent breakage and ensure tight contact between socket and plug.

  • Pin 8 has a RED LED.
  • Pin 5 has a BLUE LED.


Designed for Solar, Marine, Defence, and Industrial applications.

Electrical components on trailers and tow vehicles in highly corrosive environments fail regularly.

Further, electrical failure is a result of an electrical plug or socket not having a cover over its terminals.

Finally, if you are experiencing persistent electrical failure of your 12v trailer systems, install plug covers. This procedure will substantially fix your problems.

Source: Australian 12 Pin Plug and Socket with LED’s

trailer plug wiring

Additional information

Weight 0.4 kg
Dimensions 15 × 10 × 3 cm


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