ʻOku fakatefito hono ueʻi ʻo e ngaahi foʻi ʻuhila ʻoku ne tataki ʻa e ngaahi foʻi ʻuhila ʻe ha maʻuʻanga malohi ʻoku ʻikai feʻunga, faʻa tupu mei he ʻikai feʻunga electrolytic capacitors.
ʻI he mafana angamaheni ʻo e ʻea, ʻOku faʻa ʻi ai ha lifespan ʻo e capacitors ko ʻeni ʻi he 5 ngaahi taʻu, ʻi he ʻikai ke toe ʻi ai ha mafana ʻo e ʻea. ʻI he angamahení, ʻOku fakamahuʻingaʻi ʻa e ngaahi foʻi ʻuhila ke aʻu ki he 50,000 houa ʻe nominal ʻi he ngaahi tuʻunga.