retrofit waterstop

Components

Hardware components

Project description

For safety reasons, I wanted to be able to switch the water supply of my home on and off. But I live in a rented place where it is not allowed to modify the main water supply pipes and valves. Thus I tried to build a retrofit ball valve driver with some smart features with has no need for such forbidden modifications. First I needed to solve the mechanical part of the project. The solution was a 3D-printed coupler that goes directly on the normal valve handles. The two ball valves are driven with cheap gear motors and the open/close positions are monitored with inductive (the handles are…

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