supply of control coil for stinger contactor- m.s stopper for traffic control (portable barrier), submersible pump starters (motor starter controls), algaecides and biocide for cooling water treatment, elecric bells and accessories as per is 2268, software for advance network command and control system, astronomical timer for street light control (timer controls) as per is 9000, power control center (pcc) panel for power distribution, auto drain trap valve- solenoid operated (to drain water)