Prevents voltage spikes, such as those that may occur during an electrical storm, from entering the computer through the electrical outlet. They do not protect against lightning strikes or against brownouts, which occur when the voltage drops more than 20 percent below the normal AC line voltage level. Network connections cannot be protected by surge protectors. Always disconnect the network cable from the network connector during electrical storms.

A device that prevents voltage spikes, which occur during electrical storms or following power interruptions, from entering a computer through the electrical outlet. Many surge protectors have a telephone jack for modem protection. Some surge protectors provide warranty coverage for certain types of damage. Most surge protectors do not protect against lightning strikes, so you should disconnect your computer when lightning is near. Surge protectors also do not offer protection against brownouts, which occur when the voltage drops more than 20%. Network connections cannot be protected by surge protectors. Always disconnect the network cable from the network connector during electrical storms.

Audio Video Surge Protector Multi-Use AC Surge Protectors Under Monitor Surge Protector Hospital Grade Rackmount