bids are invited for 12v 120ah smf vrla battery , 12v 26ah smf vrla battery , 12v and 24 v selectable or auto adjustable battery charger - 12v and 24 v selectable or auto adjustable battery charger as per technical specifications , surge protection device , 6a ac miniature circuit breaker , 16a dc miniature circuit breaker , 3 core 1.5 sq. mm ac power cable , 1 core 4 sq. mm dc power cable - 1 core 4 sq. mm dc power cable with 50 meter red and 50 meter black as per technical specifications , rj 45 lan port surge protector , rf co axial surge protector for vhf frequency - rf co axial surge protector for vhf frequency as per technical specifications , 2.5 sq. mm pure copper earthing cable , equi potential copper earth bar , n type male to n type female flexible coaxial cable - minimum 2 meters n type male to n type female flexible coaxial cable as per technical specifications , terminal block for dc connection , 3 pin male xlr connector , 3 pin female xlr connector , 3 meters rj45 cat6 patch cord , 20 meters rj45 cat6 patch cord , 16 port ethernet switch total quantity : 405