How to Replace a Bosch SHU4312 Flow Switch?

Answer Bosch is a German manufacturer that has been in business since 1886. The first building associated with company founder Robert Bosch was a workshop that focused on "precision mechanics and electric... Read More »

Top Q&A For: How to Replace a Bosch SHU4312 Flow Switch

What is a flow switch?

A flow switch is a mechanical component of a pump that keeps track of the amount of liquid or gas that is being passed from one part of a pump to another. If the flow begins to back up, the flow sw... Read More »

How to Test a Flow Switch?

A flow switch is used to monitor the flow of different types of substances---usually air or water. It senses different pressure generated from different flows. The flow switch is hooked through a v... Read More »

What Is an Air Flow Switch?

Air flow switches detect flowing air conditions in ducts, pipes, tubes and spaces and provide discrete electrical outputs to control systems. There are configurations for every range of air flow f... Read More »

What Is the Purpose of a Flow Switch?

A flow switch is a device that monitors the flow of air, steam or liquid. It sends a "trip signal" to a different device in the system, such as a pump. The flow switch can indicate to the pump to s... Read More »