Table 3 The Ultracell UXL9-12 battery datasheet.

From: Enhance the performance of photovoltaic solar panels by a self-cleaning and hydrophobic nanocoating

Nominal voltage

12 V

Nominal capacity

9 Ah

Internal resistance

19 mΩ

Operating temperature

−15 to 50 co

Design floating life at 20 co

15 years

Initial charging current

˂ 2.7 A

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