Fig. 2 shows the settlement of the landless people called Gualter, in the municipality of Canindé of São Francisco in Alagoas, after the construction of the water supply system all supplied by photovoltaic solar energy: the water supply system, the collective laundry and the drinking trough for animals. Fig. 3 shows some other productive applications in the community with photovoltaic solar energy: electrified fence and school.