An uninterruptible power supply (UPS) is an electrical apparatus thet provides emergency power to a load when the input power source or mains power fails. 1KVA TO 1000KVA/Online/Offline/Line interactive UPS – EMERSON/EATON/ SOCEMEC/CYBER POWER/MICROTEK /SUKAM Battery-EXIDE/ROCKET/QUNTA/PANASONIC/AUTOBAT/POWERBAT/INDEX LED Lights– ORANGEPLUS/OSARAM/HAVELLS/PHILIPS/SYSKA