Forum Discussion

RDMueller's avatar
RDMueller
Explorer
Sep 27, 2015

Finally bought a battery hydrometer, need help with results

I have read repeatedly here how you need a hydrometer if you want to really know the SOC of a battery. This was clearly confirmed with the results I got... Battery is a new, never used Interstate g...
RDMueller's avatar
RDMueller
Explorer
Sep 27, 2015
Puttin wrote:
Those readings are fairly close to full charge. Did you add any water the day before you read them? That can have a negative effect. They should be charged before you water them and again after.

Here's more info:

Battery info

Hope this helps.


No, didn't add water recently. I get that it's fairly close to full, but I've read how important it is to be 100%. Sounds like just getting close is a recipe for a short battery life.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,332 PostsLatest Activity: Nov 05, 2025