Surge suppressor offers complete AC and phone line surge suppression for comprehensive protection of workstations, desktop PCs, telecom systems and other sensitive electronics. Heavy-grade AC surge suppression shields connected equipment from damage and performance problems as a result of transient surges. Set of RJ11 telephone line suppression jacks protects dial-up and DSL modem lines, fax machines, cordless phones and more. SUPER7TEL15 offers seven total outlets, extra-long 15' cord with space-saving angled plug, and diagnostic LEDs to confirm outlet grounding and surge suppression status. Heavy-grade AC suppression rated at 2520 joules shields equipment from surges and line noise. Fail-safe thermal fusing protects against fire and other damage in the event of an extreme, extended overvoltage or surge condition. White suppressor housing with keyhole mounting slots and three designated transformer plug outlets offers convenient protection of desktop computer equipment and accessories