Forum Discussion

wopachop's avatar
wopachop
Explorer
Apr 28, 2019

Whats normal voltage drop from a 4amp load? (210ah)

I have two brand new 6v from costco. I pulled 20amp hours out of them a week ago and then fully charged with an automotive battery tender. Today i put a 3.8a load on them and voltage is down at 12...
beemerphile1's avatar
beemerphile1
Explorer
Apr 28, 2019
It is confusing when people refer to a battery tender as a generic description. A Deltran Battery Tender is the copyrighted name of a battery charger/maintainer. The Deltran Battery Tender is a great device and they make all different sizes but the most common is only a small maintainer.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,189 PostsLatest Activity: Jan 19, 2025