Ruwan famfo mai amfani da hasken rana, kamar yadda sunan ke nunawa, wani nau'in famfo ne na ruwa wanda ke canza makamashin hasken rana da sauran hanyoyin hasken wuta zuwa wutar lantarki kuma yana motsa injin famfo don aiki.Na'urar famfo mai amfani da hasken rana yana kunshe da na'urar tsarar hasken rana da famfon ruwa.Ana amfani da tsarin famfo ruwa na hasken rana a aikace.Akwai galibin aikace-aikace masu zuwa:

1. Ruwan sha ta atomatik ga dabbobi

2. Kariyar tafki da rafi

3. Zango

4. Ban ruwa ga filayen noma, lambuna, da sauransu

5. Zagayawar ruwan wanka, da sauransu

6. Abubuwan ruwa kamar lambuna da maɓuɓɓugar ruwa

7. Zurfafa rijiyar famfo

8. Samar da ruwa ga kauyuka, gidaje, da gonaki masu nisa

9. Ruwan sha (ana yi masa magani da ruwa mai tsafta).

10. Asibitin lafiya

11. Ruwan dumama har ma da dumama karkashin kasa

12. Babban sikelin kasuwanci aiki na ban ruwa