No DC power to trailer, batteries good
Our trailer has power when plugged into AC but no power with the batteries. Batteries are almost new and ready 12.7 - fully charged when checked with a meter. I made sure the battery cut off switch ...
Forum Discussion
I buy 'em by the bag full for $1.48 but for important work they are worth even less. A surface mount genuine breaker available at genuinedealz, allbatterysales, or delcity.net cost about 20 dollars and may save you the cost of a hair transplant. Little breakers seem to do fine in the 15-amp range. 30-amps and above they don't seem to live a reliable lifespan.
