NDP Type Batteries Features

Filling Sp.gr. of Sulphuric Acid at 27°C : 1.180/ 1.230.

Final Sp.gr. of Sulphuric Acid after full charge at 27°C :1.200 ± 0.005 / 1.245 ± 0.005 as per DIN specification.

Duration of First Charge : 15 hrs. (Approx.) as per column 8 above.