Service entrance automatic transfer switches incorporate an isolating mechanism and overcurrent protection on the utility supply, eliminating the need to have a separate, upstream utility source circuit breaker/disconnect switch
UL 1008 listed, file #58962
Completely separate utility and generator set power switching units provide redundancy (no common parts) and are easy to service
Inherent stored-energy design prevents damage if manually switched while in service
Heavy duty brushless gear motor and operating mechanism provide mechanical interlocking and extreme long life with minimal maintenance
