Standard By:Underwriters Laboratories , 03/25/2008
Published:03/25/2008

Original price was: $136.12.$68.00Current price is: $68.00.
Standard for Protectors for Paired-Conductor Communications Circuits (Bulletin, 3/25/2008)
Underwriters Laboratories , 03/25/2008

Original price was: $218.78.$109.00Current price is: $109.00.
Standard for Protectors for Paired-Conductor Communications Circuits (CSDS Proposal, 6/27/2008)
Underwriters Laboratories , 06/27/2008