Supply Of Sealed Maintenance Free Valve Regulated Lead Acid Battery (vrla) 1100 Ah Capacity C Onfirming To Rdso Specification No: Rdso/pe/spec/ac/0009-2014 (rev. 2). Per Set Of 56 Cells With Int Er Cell And End Cell Connectors Including Trays For Ac Coaches Fitted With Inverter Operated Roof Mount Ed Ac Package Units. [ Warranty Period: 30 Months After The Date Of Delivery ]