BACKUP POWER TRANSFER SWITCH CAN BE FUN FOR ANYONE

Whenever we zapped this unit with 5,000 volts, it blocked all but 402.8 of these. Though that’s about two times as quite a few volts as our favorite surge protectors let through, it’s continue to far better surge safety than we saw from any UPS we’ve tested (in addition to the Tripp Lite AVR750U, which carried out about the same).This isn't a