7 Amp Operated Home Uninterruptible Power Supply System checks every possibility of short circuits that can damage home electrical appliances. The Uninterruptible Power Supply System is a battery operated unit that requires 7Amp current to operate efficiently. The Uninterruptible Power Supply System is extensively used for domestic purposes. 7 Amp Operated Home Uninterruptible Power Supply System works with an input DC range varying from 10.5 ~ 14.2.