Though simple in operation, a switch does have its limitations. Like the wires and fuses in a system, it can handle only so much current before it fails.
A relay is nothing more than a very heavy-duty switch that does a lesser switch’s bidding. A small electromagnetic engagement coil consumes on the order of milliamps means just about any switch can activate it.
evansarenachryslerdodgejeepblog - Car Wiring Diagram Gallery
Copyright © 2003 - 2018 Domain Media. All sponsored products, company names, brand names, trademarks and logos arethe property of their respective owners.