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  • Sure Power battery isolators eliminate multi-battery drain when 2 or more battery banks are in a charging system
  • Allows each battery to charge according to its own needs
  • Prevents auxiliary power from draining the starter battery
  • Battery isolators make sure you are never stranded with a dead starter battery
  • Sure Power model #3003
  • Fully solid state
  • 300 amps
  • 4 studs, 1/2"
  • Mounting holes: 2 holes at .313"