Specifications; Response time 5 nano seconds. Let through 130 volts (this is only 20 volts above line ringer voltage). 5,000 surge amps. - This is very adequate considering the small size (gauge) of the telephone line wires.

Whole House main electrical panel Surge Protector with added seperate cable Spike-Ender. Why protect only one outlet with surge strips when you can do the total home.

Hardwired Surge Protector, Operating Line Voltage 480/277 Volts, Maximum Surge Current 80,000 Amps, Energy 1900 Joules, Clamping Voltage 800 Volts, Phase Three, Wire 5, Length 7.5 Inches, Depth 3.3 Inches, Width 4.3 Inches, Material Housing Plastic

This compact, direct plug-in surge suppressor sits flush against wall outlets, offering a convenient way to clear up floor clutter. Reliable surge and line noise protection ensures PCs, home theater systems, and other valuable electronics work their best. Six swiveling outlets allows plugs to be parallel to the wall, making this unit ideal for high-traffic areas and places where space is limited. Diagnostic LEDs alert to potential wiring or protection faults before connected equipment is damaged. Provides a safe way to increase available outlets, turning two grounded outlets into six. Premium performance and reliability deliver long-term peace of mind. Global Product Type: Surge Protectors; Protection Type: Power; Number of Outlets: 6; Joules Of Surge Protection: 1200 J.

7-outlet unit provides economical and reliable surge, spike, and line noise protection for computers and electronics. Transformer block-friendly design supports 1 large transformer without blocking outlets; accepts a total of 4 transformers. Fail-safe thermal fusing protects against fire and other damage in the event of an extreme, extended over-voltage or surge condition. Reliable, economical surge, spike and line noise protection for computers and electronics. Transformer block-friendly design supports one large transformer without blocking outlets. Fail-safe thermal fusing protects against fire and other damage in the event of an extreme, extended over-voltage or surge condition. Diagnostic LED clearly indicates power problems before equipment is at risk. Lengthy grounded cord with... Less

Professional Grade Surge Protector Full lines and multiple stage surge protection LED indicator and audible alarm when surge protection fails Grounding function indicator Automatic shut-down if surge protection fails 8 Grounded outlets (3 transformers space) Fax/modem surge protection: UL 497A listed UL 1449 Clamping Voltage: 330V

Hardwired Surge Suppressor, Operating Line Voltage 120/208 Volts, Maximum Surge Current 80,000 Amps, Energy 1100 Joules, Clamping Voltage 400 Volts, Phase Three, Wire 5, Housing Plastic, Length 7.5 Inches, Depth 3.3 Inches, Width 4.3 Inches