PowerBack THP108 Utility Return Alert — Main Breaker/Transfer Switch Alarm

Monitor incoming utility power and receive an audible notification the moment service is restored with the THP108 PowerBack Utility Return Alert. The unit installs through a knockout hole in the top of a residential load center; its voltage detector cable is designed to wrap around the service entrance conductor and will trigger a loud 100dB alarm when mains power returns. cULus listed. Compatible with any new or existing main breaker panel or transfer switch, the THP108 is built for straightforward installation and reliable operation. It’s an ideal accessory for generator transfer setups and home electrical panels when you need a clear indication that utility power has resumed. Since 1909, Corporation has contributed more innovations than any other single manufacturer and has been awarded over 85 patents on manual transfer switches, time switches and accessories. Corporation specializes in a broad range of electrical products, with primary lines that include heavy-duty time clocks and controls, generator accessories, transfer switches and transfer panels for portable generators and inverters. Specifications: Dimension: 7.75" H x 5.5" W x 3.1" L Weight: 0.8 lbs SKU: ZX9ACHR20810