Protects electronics from sags and spikes caused by engine cranking
Discharges batteries independently
Enables a failed starting battery to be isolated from the electrical system and both house and starting loads to be operated from the remaining battery bank
Provides main circuit protection for DC house power system
Optional new Automatic Charging Relay(9112) automates charging both battery banks
Inrush Rating: 0.25 sec (10 repeats)* 1,400 Amperes DC
Cranking Rating: 9.75 sec (10 repeats)* 600 Amperes DC
Intermittent Rating: 5 min (UL 1107) 375 Amperes DC