Available in normally open and normally closed configurations, the 3835 direct pilot solenoid valve comes in seven orifice sizes from 0.6 to 3.0 mm. Features include a glass-filled nylon-encapsulated ...

The vapor-compression cycle has four stages (compression, condensation, expansion, and evaporation) and one ultimate goal: converting refrigerant into a state that makes it useful as a heat transfer ...

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 ...

Configured as a three-port, subbase mount, A10 and A15 Series pilot valves feature good flow, low-power consumption, and nonlocking manual override. Configured as a three-port, subbase mount, A10 and ...

A proportional solenoid valve is an electromagnetic valve designed to respond to a variable power input to regulate the flow of liquid and/or gas proportionately. It is used to control the flow rate ...