8689 - Navico Group Blue Sea 8689 m-Series Dual Circuit Plus 2 of PN 6011

• Designed for twin engine configurations
  
• Provides 24 hour circuit protection
  
• Provides main DC circuit protection in addition to high ampere load protection
  
• Protects electronics from sags and spikes caused by engine cranking
  
• Allows emergency cross connect between isolated battery banks
  
• Isolates the Engine circuit from the House circuit
  
• Simplifies battery switch operation
  
• Allows independent battery discharge
  
• Addition of an Automatic Charging Relay automates charging both batteries
  
• Includes 4218 - Square Format Labels and 4140 - 24 Hour Round Labels

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.