A power relay is a switch that is powered by electricity. You can use power relays if you need to control circuits with low-power signals or if you need to control several circuits with one signal. Businesses in the electrical field use power relays frequently, but you can also use them in automotives, industrial processes, appliances, and other areas.
If you are buying a power relay, you may benefit from researching a number of distributors and manufacturers. Global Sources, found at globalsources.com, is an online source for power relay suppliers and manufacturers. This company provides you the ability to contact the individual companies that have the pieces you need, and it allows you to chat with representatives.
You can also search by company to view the parts available. For example, Ruiher Electronic & Electric Co. Ltd. is listed as a company that provides power relays. Global Sources lists news and research about the company, and you can easily search its 461 available products. The company is located in mainland China, but it can be contacted through the site. Another company that offers power relays is TE Connectivity, which is found online at TE.com.
If you would like more information about a power relay and its uses, visit the links on this Business.com page.