Automatic Change Over | DEC/ATS 101, Auto-stops generator when there is main power supply (PHCN), Automatically changes over from GEN to PHCN the moment PHCN supply is available, Ultrafast changeover time; Nothing goes off during the changeover process except the generator, Allows users to time their generator for desired hours of operation, Users can willingly stop the generator from the comfort of their room using a soft button, Works for all class of domestic generators (Key start or not), Automatic mode can be disabled; allowing the user to use the device like a normal manual changeover, No user intervention needed for change over to occur in automatic mode, 5kVA Output capacity rating.