LED trailer lights

Motor Boater Bill

Chief Petty Officer
Joined
Jan 29, 2005
Messages
488
Re: LED trailer lights

As far as grounding wires, remember that the lower the voltage, the less resistance the circuit can tolerate. Consider this--the coil in your ignition generates super high voltage so it will jump a spark plug gap--talk about overcoming resistance! So with only 12 volts in your trailer lighting system, it doesn't take much corrosion on the ground side of the circuit to make it dim or dead. I've had good luck solving problems by running supplemental ground wires on trailers.
 

studlymandingo

Commander
Joined
Mar 22, 2006
Messages
2,716
Re: LED trailer lights

When I installed my new LEDs I ran a dedicated ground to each light (thank goodness for fish tape!), soldered each of the connections and shrink tubed them. I have bright functional trailer lights that work every time; this is something that could not be said for my old incandescants. There were times before the new lights that I would get both tail lamps working before I would head out, and by the time I reached my destination one or both tail lamps would be out.

Nice to know they are there now!
 

byacey

Chief Petty Officer
Joined
Jul 20, 2005
Messages
443
Re: LED trailer lights

Carol Cable makes a multicable specific for trailer wiring. It will stand flexing at low temperature and has a tough, waterproof outer jacket. It is available from 2 conductor to I believe 8 conductor. 3 conductor is perfect for the rear light on a boat trailer - 1 ground, 2 park lights, 3 signal / brake lights. I ran them right inside the LED lamp housing, and soldered and shrink tubed the connections. Should be good for years.
 

Kajun37

Petty Officer 1st Class
Joined
Feb 17, 2006
Messages
348
Re: LED trailer lights

if you have the pvc trailer guides buy the LED "pipe-lights" on ebay straight fromt he guy who makes them...they never get dunked! and last forever this way....i also bought the seasense led lights.. 3 months later they were both burnt out....seasense replaced them but i already ordered the pipe-lights :)
 
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