common problem of every home in kolkata. who will do daily pump operator duty? grab 45%off product name : fully automatic pump on off controller working : when upper tank is empty it will starts the pump automatically and stops the pump when upper tank is full or prior to overflow. and if the reservoir water is empty then this device won't allow the pump to run, means no pump dry run.
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Paschim Barisha, Kolkata, West Bengal 