Blue Sea Systems SI-ACR Automatic Charging Relay - 12/24V DC 120A Marine Plumbing & Ventilation | Accessories Choose your length of chain

Choose your length of chain and Length of  line

easy to run

The nature of marine communications is changing

Made in USA USCG Rules of the Road Information

Blue Sea Systems SI-ACR Automatic Charging Relay - 12/24V DC 120A Marine Plumbing & Ventilation | Accessories Choose your length of chainAutomatically combines batteries during charging, isolates batteries when discharging and when starting enginesFeatures Protects sensitive electronics by temporary isolation of house loads from engine circuit during engine cranking Designed for 12 or 24 volt systems 12 24 volt auto ranging voltage input Hermetically sealed contacts vapor proof Ignition protectedsafe for installation aboard gasoline powered boats Supports high output alternators up to