Mphamvu ya solar photovoltaic panels nthawi zambiri imafotokozedwa mu watts (W), mwachitsanzo, 100-watt photovoltaic panel ikhoza kupanga 100 watts yamagetsi.Kukula ndi mphamvu ya mapanelo a photovoltaic angasankhidwe malinga ndi zosowa, ndipo akhoza kukhala ang'onoang'ono, opangira nyumba ndi malonda, kapena zazikulu, kwa zomera zazikulu za dzuwa.