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Blue Sea Systems > Boating & Marine >

Blue-Sea-Systems>Boating & Marine>

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Blue Sea Systems Add-A-Battery Dual Circuit System

Blue Sea Systems Add-A-Battery Dual Circuit System

Key Features
  • Minimizes the risk of a dead start battery

  • "Starting Isolation" Automatic Relay

  • 3/8" 16 tin-plated copper studs

  • Built-in LED light indicates batteries combined

  • Waterproof rated IP67

$139.99
Blue Sea 1011 12V DC Socket

Blue Sea 1011 12V DC Socket

Key Features
  • Withstands rigorous movement

  • Designed for multiple mounting positions

$7.99
Blue Sea E-Series 3-Position Battery Switch w/Alternator Field Disconnect

Blue Sea E-Series 3-Position Battery Switch w/Alternator Field ...

Key Features
  • Ignition-protected for gas-powered boats

  • Meets ABYC requirements

  • Multiple mounting options

  • Model #11001

$39.99
Blue Sea WeatherDeck Toggle Switch Boot

Blue Sea WeatherDeck Toggle Switch Boot

Key Features
  • For use with WeatherDeck Toggle Switches (#84899)

  • UV-resistant silicone rubber

  • Thread material: nickel-plated brass

$4.59
Blue Sea Water-Resistant 3AG In-Line Fuse Holder

Blue Sea Water-Resistant 3AG In-Line Fuse Holder

Key Features
  • For use with AGC or MDL glass fuses

  • Withstands marine environment

  • Maximum voltage: 32V DC

  • Maximum Amperage: 20 Amps

$3.99
Blue Sea 2017 Dual PowerPost Cable Connectors, 2 x 3/8" Studs

Blue Sea 2017 Dual PowerPost Cable Connectors, 2 x 3/8" ...

Key Features
  • Designed for connecting high amp conductors

  • Includes one black and one red insulator

  • 2 x 3/8" studs

$17.99
Blue Sea 1010 12V Plug

Blue Sea 1010 12V Plug

Key Features
  • Withstands rigorous movement

  • Designed for multiple mounting positions

$12.99
Blue Sea PowerBar Common Busbar

Blue Sea PowerBar Common Busbar

Key Features
  • Insulated

  • Compact, high-amperage busing

  • Wire amperage capacity determines amperage rating

  • Tin-plated copper bus for maximum conductivity

  • Two 3/8"-16 terminal studs

$21.99
Blue Sea ST Glass Fuse Block

Blue Sea ST Glass Fuse Block

Key Features
  • For use with AGC and MDL fuses

  • Insulating cover meets ABYC/USCG requirements

  • Cover has spare fuse storage

  • Encapsulated phosphor bronze fuse clips

  • Tin-plated copper buses

2 models to choose from
$34.99
Blue Sea DualBus 100-Amp Common Busbars

Blue Sea DualBus 100-Amp Common Busbars

Key Features
  • Combines negative and positive buses on one block

  • Tin-plated copper bus offers maximum conductivity

  • Captive star type lock washers for anti-rotation

  • Continuous rating: 100 Amps

  • ABS base

2 models to choose from
$12.99 - $19.99
Blue Sea ST Blade Fuse Blocks

Blue Sea ST Blade Fuse Blocks

Key Features
  • Accepts ATO or ATC fast acting fuses

  • Corrosion-resistant tin-plated copper buses, clips

  • Can be used for switched and/or 24-hour circuits

  • Maximum voltage 32V DC

  • Some models have an insulated cover

7 models to choose from
$34.99 - $49.99
Blue Sea DC Dual Battery Management Panel, Dual Circuit Plus ..

Blue Sea DC Dual Battery Management Panel, Dual Circuit Plus Switch

Key Features
  • Choose between e-Series and m-Series switches

  • Protects electronics from sags and spikes

  • Isolates engine circuit from house circuit

  • Allows emergency cross connect between banks

  • Simplifies battery switch operation

$179.99
$174.99
Blue Sea Systems Automatic Charging Relay Only

Blue Sea Systems Automatic Charging Relay Only

Key Features
  • Safe for installation aboard gasoline-powered boat

  • Accepts up to 4/0 battery cables

  • Tactile textures indicate knob position by touch

  • Simple on/off switching in normal operation

  • 32V DC max

$99.99
Blue Sea Systems Add-A-Battery Dual Circuit Battery Switch Only

Blue Sea Systems Add-A-Battery Dual Circuit Battery Switch Only

Key Features
  • Surface or rear panel mount

  • Supports alternators up to 120 amps

$59.99
Blue Sea Contura Switch Mounting Panel Plug

Blue Sea Contura Switch Mounting Panel Plug

Key Features
  • Used to plug vacant switch locations

  • Helps to create a wide variety of configurations

  • Saves space

$4.99
Blue Sea ML-Series Heavy Duty Automatic Charging Relay, 12V, Manual

Blue Sea ML-Series Heavy Duty Automatic Charging Relay, 12V, ...

Key Features
  • Manages the charging of two large battery banks

  • Allows paralleling of banks for emergency starting

  • Magnetic latch draws low to moderate current

  • LED output indicates combined isolated batteries

  • Includes ML-Series Remote Control Contura Switch

$224.99
Blue Sea Maxi Fuse Block

Blue Sea Maxi Fuse Block

Key Features
  • For use with Blue Sea Maxi Fuses

  • Reinforced polycarbonate base

  • Insulated snap-on cover meets ABYC/USCG

  • Maximum voltage 32V DC

  • Maximum amperage: 80 Amps

$24.99
Blue Sea ML-Series Heavy Duty Remote Battery Switch, 12V DC, Manual

Blue Sea ML-Series Heavy Duty Remote Battery Switch, 12V DC, ...

Key Features
  • Magnetic latching draws no current when ON or OFF

  • Silver alloy for reliable switching

  • Tin-plated copper studs for maximum conductivity

  • Stud length accepts multiple cable terminals

  • Includes ML-Series Remote Control Contura Switch

$194.99
Blue Sea DC Current Shunt 500A/50mV, Digital

Blue Sea DC Current Shunt 500A/50mV, Digital

Key Features
  • Ideal for use with Blue Sea DC Ammeters

  • Designed for continuous operation

  • 50 Milivolts at full scale

  • Resistive, manganin metal element shunt

$59.99
Blue Sea DC Digital Multimeter with Alarm

Blue Sea DC Digital Multimeter with Alarm

Key Features
  • Designed with a splashproof front

  • Displays amperage and voltage for marine equipment

  • 3 levels of brightness, audio and visual alarms

  • Applicable for a variety of DC systems

  • Includes 500A shunt

$229.99

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