I have found during severe lightning storms the best protection is to
totally disconnect all wiring and cabling from your electronic gear. For
computers this means LAN cables, AC power, Telco, USB, mouse, keyboard, etc.
Surge suppressors are useful to dampen quick changes in circuit load from
motor starts or utility switching. I wouldn't depend on any surge
suppression system to control lightning effects. Many manufacturers advise
you not to daisy chain multiple suppression devices. Some units by design
can have an impact on your LAN cabling and throughput due to backfeeds to
My not so perfect solution is a SmartPro 2200 VA Tripplite UPS feeding all
my computers, PBX, and radio gear. It has surge suppression and line
My father in law once had a whole house suppressor installed at the meter
pan by the electric company. They pulled it out last year when the power
company said they were no longer supporting the suppressor.