supply of supply installation & commissioning of iot based real time water level indicators. , supply installation & commissioning of iot based real time water level indicators at overhead tanks a s per rdso specification of is/rdso-cg/0002:2025 dated june 2025 or latest in 285 coaches as per break up provided to mdu ,ten, rmm & tn depots as per specification attached. i.e. with cloud enablement, historical data analysis, sm s support, real time feedback on water filling with digital display inside coaches . supplier should have successfully s upplied and installed the similar item at any one depot/division of indian railway. further supplier shall submit the pe rformance report for successful supply ,commissioning and installation of similar item & should be submitted during t ender. warranty 72 months from date of supply. [ warranty period: 72 months after the date of delivery ] ]