CONTACTOR
A contactor or relay is an electrical device that takes a control signal usually 12 volts DC, 24, 120, 208-230 volts ac and creates a magnetic field to pull in a set of contacts that controls another device that may or may not get its electrical power from the same circuit.
Return to the Glossary of Terms
To learn more about contactors, contact Mitchell Mechanical and speak to a technician.
