<b>Lightning and Surge Protection</b><br>To prevent damage to your equipment from power surges and spikes.<br><br><b>IEEE let-through ratings and regulatory agency compliance</b><br>APC surge protectors undergo stringent testing by IEEE, and are awarded "let-through ratings", which indicate the maximum voltage level that can possibly reach your equipment after a surge or voltage spike has passed through a surge protector. Lower IEEE let-through ratings indicate better protection and performance. The APC Essential SurgeArrest series offers optimal performance with a let-through rating of less than 330V for North American products, and a rating of less than 15% for products sold worldwide.

All APC products comply with local agency safety requirements, including UL in North America and CE/Kema/Gost/C-tick/A-Tick/Telepermit in their respective regions.<br><br><b>Data-line Protection</b><br>Protection of data lines (Ethernet, Coaxial and Phone lines) ensures complete protection of your equi This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6150-01-396-9455, indicating validated use in U.S. government and defense logistics supply chains.