can anyone tell the art.# for UL listed and approved assemblies?
chris kennedy Senior Member Location Miami Fla. Occupation 60 yr old tool twisting electrician Jul 24, 2011 #2 Are you thinking of 110.3(B)?
don_resqcapt19 Moderator Staff member Location Illinois Occupation retired electrician Jul 24, 2011 #4 If you are asking if the NEC requires that all electrical equipment be listed, then there is no such code section. There are specific requirements throughout the code that require the use of listed equipment.
If you are asking if the NEC requires that all electrical equipment be listed, then there is no such code section. There are specific requirements throughout the code that require the use of listed equipment.