About: http://webisa.webdatacommons.org/72916988

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They are typically used to switch loads such as heaters, lights, and motors.
http://www.w3.org/ns/prov#wasQuotedFrom	globalspec.com