Blue Sea Systems

Battery Switch Key Lock Replacement - RedReplacement Key Lock for Battery SwitchWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the...

ATD Automatic Timer DisconnectAdjustable time or voltage based battery disconnect automatically shuts off devices to preserve battery power12V signal triggers relay to connect battery power to...

P12 Battery Charger DisplayIntuitive Battery Monitoring The EV Battery Charger Display provides two options to monitor your battery banks. It can display a graphical representation of voltage for 1...

A-Series Flat Rocker Circuit Breaker - Single Pole - 2.5ARocker actuator is flush in the "ON" position, eliminating the risk of accidential switchingColor actuator indicates "OFF" position"Trip...

A-Series White Toggle Circuit Breaker - Single Pole 2.5AMeets American Boat and Yacht Council (ABYC) standardsThe industry standard circuit breaker for Blue Sea Systems" electrical panelsCombines...

Single Circuit ON-OFF with Locking Key - Black300 Amps continuous rating for outboards and small gasoline or diesel enginesTin-plated copper studs for maximum conductivity and corrosion...

Single Circuit ON-OFF with Locking Key - Red300 Amps continuous rating for outboards and small gasoline or diesel enginesTin-plated copper studs for maximum conductivity and corrosion...

Class T Fuse Block with Insulating Cover - 225 to 400AAllows the use of Class T fuses for fast acting circuit protection of inverters and other electronicsFour stud design provides ample access...

MRBF Surface Mount 3 Circuit Fuse Block - Common SourceSurface mount fuse blocks accommodate three MRBF fuses for consolidated high amperage circuit protectionThe independent source fuse block...

Surface Mount 3 Circuit Fuse Block - Independent SourceSurface mount fuse blocks accommodate three MRBF fuses for consolidated high amperage circuit protectionThe independent source fuse block...

Class T Fuse Block with Insulating Cover - 110 to 200AAllows the use of Class T fuses for fast acting circuit protection of inverters and other electronicsFour stud design provides ample access...

M2 OLED Tank MonitorThe M2 Organic LED Digital Monitor measures essential electrical system parameters with adjustable alarms and an auto-dimming display. The M2 Monitors include a MOSFET External...