1449 Certification

The easiest & fastest way to confirm UL 1449 Certification is to check at www.UL.com. Attached is a link to APT TVSS listed on www.UL.com. APT is proud to be UL Listed as we believe that UL Certification is the most rigorous.

UL 1449 Certification

Please contact us at (800) 237-4567 or info@apttvss.com for specific information as appropriate.

Did You Know? You can check all UL Listed SPD at www.UL.com. Click ‘Certifications’ in the bottom menu to open a Search page; scroll down and enter VZCA as the UL Category Code for SPDs. This will pull up all UL Listed SPDs. Download the "Verifying UL Listing" sheet for more detailed instructions (Verifying UL Listing.pdf).


ISO 9001:2000

APT's Quality Management System, as it is applicable to the design and manufacture of surge protectors has been assessed and approved by National Quality Assurance, U.S.A., against the provisions of ISO 9001:2000.

ISO 9001:2000 Certification


CE Mark

APT's products meet all the essential requirements outlined in the Low Voltage Directive (Electrical Safety) LVD 2006/95/EC and the Electromagnetic Compatability Directive EMC/2004/108/EC to apply to CE Mark for the European market. Our EC Representative is:

Obelis S.A.
Boulevard Général Wahis, 53
B-1030
Brussels, Belgium
www.obelis.net