DC Fuse galibi ana amfani dashi a cikin akwatin haɗakarwar DC a cikin tsarin PV na hasken rana.Lokacin da PV panel ko inverter ya haifar da wuce gona da iri ko gajeriyar kewayawa, yana kashewa nan da nan, don kare bangarorin PV, DC fuse kuma ana amfani da shi don kare sauran sassan lantarki a cikin da'irar DC, lokacin yin nauyi ko gajeriyar kewayawa.