باتری یو پی اس باتری سیلد اسید باتری سیلد اسید ژل باتری نیکل کادمیوم A UPS is often employed to guard components like pcs, information facilities, telecommunication devices or other electrical gear the place an unexpected ability disruption could cause accidents, fatalities, major small business disruption or information reduction. UPS https://techna.news/article-news-tr-14030402-306019.html