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Blue Sea Systems > Boating & Marine > Electrical >

Blue-Sea-Systems marine electrical systems 

  Buy now from the Blue-Sea-Systems Electrical available at Overton's. Wire your boat for power with electrical wiring, 12 volt batteries, fuses, fuse blocks, and switch panels from Blue Sea Systems and SeaSense. We have ProMariner Onboard Battery Chargers and Inverters plus solar panels and solar chargers from Sunforce. You'll find battery switches, ignition switches, 12 volt outlets, and power cords for shore power.

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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 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 Small Format Labels, black

Blue Sea Small Format Labels, black

Key Features
  • Set of 60 common labels

  • Perfect for marine equipment

  • Use on Contura breaker and fuse panels

  • Use on ST Blade fuse blocks

  • Each label measures 5/8"W x 3/8"H

$9.99
Blue Sea Cover for PowerBar 600-Amp Common Busbar

Blue Sea Cover for PowerBar 600-Amp Common Busbar

Key Features
  • For use with PowerBar 600A Common Busbar

$19.99
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
$129.99
Blue Sea MEGA/AMG Fuse Block w/Cover

Blue Sea MEGA/AMG Fuse Block w/Cover

Key Features
  • For use with Blue Sea MEGA/AMG fuses

  • Inster-molded high-torque stainless steel studs

  • Secure, corrosion-resistant fuse mounting

  • Maximum voltage 32V DC

  • Cover meets ABYC/USCG requirements for insulation

$19.99
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 Solenoid Switch, L-Series, 12-24V

Blue Sea Solenoid Switch, L-Series, 12-24V

Key Features
  • Ignition protected Solenoid switch

  • Safe for installation on gasoline-powered boats

  • Can function and a remote battery switch

  • Activated by an ON-OFF switch mounted anywhere

  • Designed for 12V or 24V systems

$159.99
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

8 models to choose from
$29.99 - $49.99
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
$84.99
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
$54.99
Blue Sea M Series Battery Switch

Blue Sea M Series Battery Switch

Key Features
  • Battery switch for outboards and small engines

  • Includes lockable key in the off position

  • Maximum conductivity and corrosion resistance

  • Terminals studs stay secure over time

$34.99
Blue Sea Systems PowerBar 1000A Common Busbar

New! Blue Sea Systems PowerBar 1000A Common Busbar

Key Features
  • 1000-amp busbar

  • Connect a wide range of cables and wires

  • Tin-plated copper for maximum conductivity

  • Stepped design with staggered studs

  • Snap-on insulating cover included

3 models to choose from
$164.99 - $204.99
Blue Sea Systems PowerBar Dual Busbar, Two 3/8" Studs

New! Blue Sea Systems PowerBar Dual Busbar, Two 3/8" Studs

Key Features
  • Compact, high-ampere busing

  • 3/8" terminal studs

  • 200A max

  • Tin-plated copper bus

$16.99
Blue Sea Systems MaxiBus 250A Busbar

New! Blue Sea Systems MaxiBus 250A Busbar

Key Features
  • Consolidate multiple wires or circuits

  • Excellent electrical contact

  • 250A continuous rating

  • Tin-plated copper for maximum conductivity

  • Raised bus for easy access

3 models to choose from
$29.99 - $39.99
Blue Sea Systems Push-Button Reset-Only Screw Terminal Circuit ..

New! Blue Sea Systems Push-Button Reset-Only Screw Terminal Circuit Breaker

Key Features
  • Compact design for high-density circuit protection

  • Push-to-reset operation

  • "Trip-free" design

  • Ignition protected

  • Quick-connect screw terminal style

9 models to choose from
$5.99
Blue Sea Systems Medium-Duty Push-Button Reset-Only Circuit ..

New! Blue Sea Systems Medium-Duty Push-Button Reset-Only Circuit Breaker

Key Features
  • Ignition protection in a compact design

  • Weatherproof

  • Push-to-reset operation

  • "Trip-free" design

  • Captive star lock washers

4 models to choose from
$34.99
Blue Sea Systems Dual MRBF Terminal Fuse Block 30 to 300 Amps

New! Blue Sea Systems Dual MRBF Terminal Fuse Block 30 to 300 ...

Key Features
  • Compact for high current protection in tight space

  • Isolated stud design

  • Insulating cap included

  • Accepts 5/16" ring terminals

  • Mounts on 3/8" terminal studs

$29.99
Blue Sea Systems Common 150A Busbar, 10 Gang

New! Blue Sea Systems Common 150A Busbar, 10 Gang

Key Features
  • Industry standard for positive distribution

  • Standard for collection of AC ground circuits

  • 150 Amp DC continuous rating

  • 10 terminal screws, 2 studs

$16.99
Blue Sea Systems Common 150A Busbar, 4 Studs

New! Blue Sea Systems Common 150A Busbar, 4 Studs

Key Features
  • Industry standard for positive distribution

  • Standard for collection of AC ground circuits

  • 150 Amp DC continuous rating

  • Four 1/4" studs

$19.99
Blue Sea Systems DualBus 100 Busbar Cover, Part No. 2709

New! Blue Sea Systems DualBus 100 Busbar Cover, Part No. 2709

Key Features
  • 5-circuit busbar cover

  • For use with Blue Sea No. 2701 (Overtons 82372)

$11.99
Blue Sea Systems DualBus 100 Busbar Cover, Part No. 2710

New! Blue Sea Systems DualBus 100 Busbar Cover, Part No. 2710

Key Features
  • Busbar cover

  • For use with Blue Sea Busbars and Blocks listed

$14.99
Blue Sea Systems MiniBus Busbar Cover, Part No. 2713

New! Blue Sea Systems MiniBus Busbar Cover, Part No. 2713

Key Features
  • MiniBus busbar cover

  • For use with Blue Sea 2304 and 2305

$2.99
Blue Sea Systems MaxiBus Insulating Cover, part no. 2718

New! Blue Sea Systems MaxiBus Insulating Cover, part no. 2718

Key Features
  • Superior insulating cover with breakouts

  • Meets ABYC insulation requirements

  • Works with all PowerPost Plus

  • Works with MaxiBus 2105 and 2126

$29.99
Blue Sea Systems MaxiBus Insulating Cover, part no. 2719

New! Blue Sea Systems MaxiBus Insulating Cover, part no. 2719

Key Features
  • Superior insulating cover with breakouts

  • Meets ABYC insulation requirements

  • Works with all Dual PowerPost

  • Works with MaxiBus 2127 and 2128

$24.99
Blue Sea Systems SMS Surface-Mount System Panel Enclosure, 6 Circuit Blank

New! Blue Sea Systems SMS Surface-Mount System Panel Enclosure, 6...

Key Features
  • 6 blank apertures for custom breaker loading

  • Clear cover allows easy viewing of breaker status

  • Oversized formed-in-place gasket

  • Stainless steel latch

  • Basic DC / AC labels included

$174.99
Blue Sea Systems Circuit Breaker Enclosure

New! Blue Sea Systems Circuit Breaker Enclosure

Key Features
  • Surface mounting option

  • For mounting single and double pole breakers

  • Wire glands and fasteners included

  • 4.92"H x 3.95"W x 4.07"D

$34.99
Blue Sea Systems Dual Entry CableCap

New! Blue Sea Systems Dual Entry CableCap

Key Features
  • Protects against accidental short circuits

  • Top lid for access to connection point

  • Up to 2/0 AWG cable

2 models to choose from
$6.99
Blue Sea Systems Standard CableCap, pair

New! Blue Sea Systems Standard CableCap, pair

Key Features
  • Insulates terminals w/added adapter terminals

  • 1/0, 2/0 AWG cable size

  • Includes one red and one black insulator

$4.99
Blue Sea Systems Straight Terminal CableCap, pair

New! Blue Sea Systems Straight Terminal CableCap, pair

Key Features
  • Insulates battery terminals w/ standard auto posts

  • 1/0, 2/0 AWG cable size

  • One black and one red insulator

$4.99
Blue Sea Systems Dual Post CableCap, pair

New! Blue Sea Systems Dual Post CableCap, pair

Key Features
  • Insulates terminals w/in-line dual posts

  • Suitable for top-mount, dual-post marine batteries

  • 1/0 AWG cable size

  • Includes one black and one red insulator

$5.99
Blue Sea Systems A-Series Circuit Breaker Toggle Guard

New! Blue Sea Systems A-Series Circuit Breaker Toggle Guard

Key Features
  • Prevents accidentally switching breakers ON or OFF

  • Fits A-Series single pole circuit breakers

  • Fits all panel switches

  • Mounts in the circuit breaker screw hole

  • Includes 2 mounting screws

$3.99

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