... Switch and Mains Control Module DSE8660 Auto Transfer Switch and Mains Control ModuleThe DSE8660 is an easy-to-use single or multi ... multiple DSE8610s with single or multiple mains (utility) supplies, the DSE8660 will automatically control the change over from mains (utility) to ... and timers• Configurable start and stop timers• SMS alert messaging DSE8660 Auto Transfer Switch and Mains Control Module