<a href="http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/showpage.html?name=NRKH8.E224071&ccnshorttitle=Proximity+Switches+Certified+for+Canada+-+Component&objid=1082530924&cfgid=1073741824&version=versionless&parent_id=1080287216&sequence=1">Click here for link to on-line certification</a>