How to choose an rv battery?
I have always just gone to my dealer, and they always install a pair of Interstate batteries. I have a four-year-old pair of group 27 Interstates that are down to 50% charge, so it's time to replace t...
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Read the specs on the Walmart battery before buying it. Just because it's type 27 doesn't mean that it has the same specs as Interstate or Exide. I have a ham radio repeater system that uses a battery for backup when commercial power is down. I originally had an Exide type 27 from Tractor Supply. The dumb charger dried all of the water out of the battery so I replaced it with a Walmart type 27. The battery was cheaper and lighter (less lead) and doesn't last as long as the Exide. When this one fails I will go back to Exide or Interstate.
