Charging battery with tow vehicle
I didn't want to hijack the current thread on time e to charge a battery with the tow vehicle but I read of people changing the charging wire to a larger size to get better charging. For those that h...
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beemerphile1 wrote:RoyB wrote:
There may be a doubled edge sword here if you beef up the charge cable from your Truck Alternator system.
The typical Truck Alternator setup was only typically designed to charge up the ONE Truck Start battery. Each battery in a system when being hit with 14 PLUS DC charging voltages could demand as much as 17-20AMPS DC Current from the source. This could be more DC Current demand than the standard Truck Alternator setup can produce....
You are correct to an extent. One needs to know their vehicles capabilities. My new truck has a 220 amp alternator. I haven't looked yet to see what gauge wire they used in the factory tow package.
Getting two alternators was also an option.
I've been seeing the 220 as part of snow plow prep option on Ram 2500's as I window shop for my Outdoorman replacement... it had rekindled my thoughts of an auxiliary charge line to my trailer's battery bank.
