A common component used on walk-in coolers, freezers, and other refrigeration equipment is the liquid line solenoid. It is a fluid control device that is used to stop the flow of refrigerant to an ...

Part 1 in this series covered defrost cycle problems in heat pumps. Now, let's discuss the second major winter issue: heat pumps stuck in one mode. The customer calls and says the system won't switch ...

I recently wanted to try an automatic faucet idea again. I decided to employ a latching solenoid valve to control the water flow on that enhanced version. Luckily, after some searching, I was able to ...

Miniature diaphragm pumps and valves can be tailored to meet market objectives. Photo by RONI RAMOS The increased demand for medical therapies and treatments to be administered at home—or even on the ...