XDB908-1 keɓewa na'ura mai aunawa ne na'urar da ke juyar da sigina kamar AC da DC ƙarfin lantarki, halin yanzu, mita, thermal juriya, da dai sauransu zuwa cikin keɓewar wutar lantarki ta juna, sigina na yanzu, ko sigina masu rufaffiyar sigina a cikin madaidaicin madaidaicin. An fi amfani da module ɗin don watsa sigina a cikin babban yanayin yanayin wutar lantarki na gama gari don ware abin da aka auna da tsarin sayan bayanai, ta yadda za a inganta rabon kin amincewa da yanayin gama gari da kare kayan lantarki da amincin mutum. Ana amfani da shi sosai a kayan aunawa, kayan lantarki na likita, kayan wuta, da sauran fannoni.