Quality ASCO Automatic Transfer Switches!

ASCO (Automatic Switch Company) invented the Automatic Transfer Switch and has been providing emergency power solutions for more than 110 years.
ASCO is the largest manufacturer of Automatic Transfer Switches in the world and holds approx. 50% of the world market in switch installations.
Every ASCO transfer switch is certified by Underwriters Laboratories as meeting the UL-1008 standard for Automatic Transfer Switches, and the label is right on the front panel. If you don't see the UL Automatic Transfer Switch label ... you're not getting the best protection money can buy.