Forum Discussion

afinepoint's avatar
afinepoint
Explorer
May 28, 2013

Is tow vehicle's battery and trailer's isolated from each?

Is the tow vehicle only wired to the trailer's lights and brakes when attached? Was curious if other loads could get power from the tow vehicles's battery such as the power jack? I would think t...
Chuck_thehammer's avatar
Chuck_thehammer
Explorer
Aug 09, 2013
most cars/trucks charging systems are 13.8 to 14.2...

and for connecting TV and TT. remember the wire connecting the batteries..
that's about 30 feet total.. so there is LINE LOSS.. and acts like a resistor under high power draw...when TT battery is low.

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