Speaking of surge protectors, do any of you own a whole house Surge Protector?

Shell
Shell Posts: 134
edited August 2004 in Electronics
I was looking at whole house surge protectors, and was wondering if anyone here uses them or knows how well they work?
This is the one I am looking at.
Intermatic Whole House Surge Protector

4870a.gif

The stats:
Transient surge capacity - 1200 joules
Maximum surge current - 48,000A
Response time - less than 5 nanoseconds