Which Water Is Good For Battery. The water used for battery electrolyte preparation should be distilled or demineralized and have an electrical conductivity less than 10. Properly distilled water is best for batteries.

Distilled Water is free from calcium iron and other mineral deposit and the distilled water will be more ideal for contributing life span of battery. Water from Solar system and parts dealer distillate water 6ppm. In order to keep the battery perform efficiently it is important to use distilled water for inverter battery.
I work in an industry where we have to use a LOT of DI.
See photo example Battery manufacturers also recommend using only distilled or deionized water and to use a watering gun or pitcher to fill each battery cell. See photo example Battery manufacturers also recommend using only distilled or deionized water and to use a watering gun or pitcher to fill each battery cell. BATTERY WATER - Search For The Truth - BA-102. RO is free from impurities unwanted salts and ions.
