Jerin ZY2-40DC Na'urorin Kariya na Class C ne, an ƙirƙira su don karewa daga hawan walƙiya a cikin hanyoyin samar da wutar lantarki na hotovoltaic.Dole ne a shigar da waɗannan raka'a a layi daya akan cibiyoyin sadarwar DC don samun kariya da kuma samar da kariya ta gama gari da banbance-banbance.Samfuran mu suna samuwa don babban ƙarfin aiki a cikin hotovoltaic: 500,600,800,900 da 1000 Vdc.