One nanosecond or less is ideal. Clamping voltage indicates the voltage level at which the surge protector will attenuate the surge. A lower clamping voltage is preferred, and the best surge protectors do not exceed 400 volts.
Is it OK to use surge protector?
You should definitely use a surge protector with your computer. It is filled with voltage-sensitive components that a power surge could damage very easily. ... Computers are very expensive items, and the data they hold is often irreplaceable, so it's only good economic sense to invest in a quality surge protector.Feb 11, 2021
What is a good wattage for surge protector?
A higher number indicates greater protection. Look for a protector that is at least rated at 200 to 400 joules. For better protection, look for a rating of 600 joules or more. Response time - Surge protectors don't kick in immediately; there is a very slight delay as they respond to the power surge.Feb 11, 2021