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"Blue Sea Systems" > Boating > Boat Hardware >

Boat ladders, boat cleats, deck hardware, drain plugs find boat hardware at Gander Mountain. We carry only the top brands in boat hardware, SeaForce Teak, Blue Sea Systems, Sierra, Overton's and more. Gander Mountain has a large selection of boat hardware for all your boating needs. Shop for boat hardware now.

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Blue Sea 1011 12V DC Socket

Blue Sea 1011 12V DC Socket

Key Features
  • Withstands rigorous movement

  • Designed for multiple mounting positions

$8.99
Blue Sea A-Series Toggle Circuit Breaker Mounting Panel, Single Pole

Blue Sea A-Series Toggle Circuit Breaker Mounting Panel, Single ...

Key Features
  • For mounting A-Series toggle circuit breakers

  • 1/8" aluminum alloy panel

  • 2.63"W x 3.75"H

$14.99
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 ST Blade Fuse Block With Cover

Blue Sea ST Blade Fuse Block With Cover

Key Features
  • Includes label recesses for Small Format Labels

  • Satisfies ABYC/USCG insulation requirements

  • Tin-plated copper buses and fuse clips

  • Accepts ATO and ATC fast-acting blade fuses

  • 20 write-on circuit labels included

5 models to choose from
$34.99 - $44.99
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 Contura Actuator Removal Tool

Blue Sea Contura Actuator Removal Tool

Key Features
  • Aids in actuator removal

  • Works with any Blue Sea Systems Contura Switch

  • Weight: 2.1 oz.

$2.99
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 120V AC Branch Circuit Breaker Panel - 3 Positions

Blue Sea 120V AC Branch Circuit Breaker Panel - 3 Positions

Key Features
  • Protect your marine equipment

  • Installed 15A single pole switch circuit breaker

  • Pre-wired with hot, neutral, safety ground busses

  • Backlit labels and LED indicators

  • 1/8" aluminum allow panel w/anti-corrosive coating

$114.99
Blue Sea AC Source Selection Rotary Switch: 2 Sources, 2 Poles, 2+OFF Positions

Blue Sea AC Source Selection Rotary Switch: 2 Sources, 2 Poles, 2...

Key Features
  • Switchees between sources w/out circuit protection

  • Heavy-duty industrial rated switch

  • Intuitive one-hand operation

  • Mounts in panels up to 0.16" thick

  • Compact

$99.99
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

$204.99
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 ATO/ATC Fuse, 20A

Blue Sea ATO/ATC Fuse, 20A

Key Features
  • Ideal for small loads like marine electronics

  • Corrosion-resistant tin-plated copper blades

  • Visual indication of blown condition

  • Maximum voltage 32V DC

  • Sold in pairs

$2.99
Blue Sea ATO/ATC Fuse, 1A

Blue Sea ATO/ATC Fuse, 1A

Key Features
  • Ideal for small loads like marine electronics

  • Corrosion-resistant tin-plated copper blades

  • Visual indication of blown condition

  • Maximum voltage 32V DC

  • Sold in pairs

$2.99
Blue Sea ATO/ATC Fuse, 5A

Blue Sea ATO/ATC Fuse, 5A

Key Features
  • Ideal for small loads like marine electronics

  • Corrosion-resistant tin-plated copper blades

  • Visual indication of blown condition

  • Maximum voltage 32V DC

  • Sold in pairs

$2.99
Blue Sea ATO/ATC Fuse, 10A

Blue Sea ATO/ATC Fuse, 10A

Key Features
  • Ideal for small loads like marine electronics

  • Corrosion-resistant tin-plated copper blades

  • Visual indication of blown condition

  • Maximum voltage 32V DC

  • Sold in pairs

$2.99
Blue Sea ATO/ATC Fuse, 15A

Blue Sea ATO/ATC Fuse, 15A

Key Features
  • Ideal for small loads like marine electronics

  • Corrosion-resistant tin-plated copper blades

  • Visual indication of blown condition

  • Maximum voltage 32V DC

  • Sold in pairs

$2.99
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 4217 Square Format DC Panel Label Set, 120 labels

Blue Sea 4217 Square Format DC Panel Label Set, 120 labels

Key Features
  • Weatherproof material

  • Reinforced labels withstand constant use

  • Use on WeatherDeck and battery management panels

$17.99
Blue Sea ST Glass Fuse Block, 6 Circuits

Blue Sea ST Glass Fuse Block, 6 Circuits

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

$29.99
Blue Sea AC Source Selection Rotary Switch: 3 Sources, 4 Poles, 2+OFF Positions

Blue Sea AC Source Selection Rotary Switch: 3 Sources, 4 Poles, 2...

Key Features
  • Switchees between sources w/out circuit protection

  • Heavy-duty industrial rated switch

  • Intuitive one-hand operation

  • Mounts in panels up to 0.16" thick

  • Compact

$159.99
Blue Sea 12/24V DC Branch Circuit Breaker Panel - 13 Positions

Blue Sea 12/24V DC Branch Circuit Breaker Panel - 13 Positions

Key Features
  • Protect your marine equipment

  • Installed 15A single pole switch circuit breakers

  • Pre-wired with positive, negative, grounding buses

  • Backlit labels and LED indicators

  • 1/8" aluminum allow panel w/anti-corrosive coating

$299.99
Blue Sea 12/24V DC Branch Circuit Breaker Panel - 8 Positions

Blue Sea 12/24V DC Branch Circuit Breaker Panel - 8 Positions

Key Features
  • Protect your marine equipment

  • Installed 15A single pole switch circuit breakers

  • Pre-wired with positive, negative, grounding buses

  • Backlit labels and LED indicators

  • 1/8" aluminum allow panel w/anti-corrosive coating

$164.99
Blue Sea DC Dual Battery Management Panel, m-Series Dual Circuit Plus Switch

Blue Sea DC Dual Battery Management Panel, m-Series Dual Circuit ...

Key Features
  • Includes (1) m-series Dual Circuit Plus Switch

  • Protects electronics from sags and spikes

  • Isolates engine circuit from house circuit

  • Allows emergency cross connect between banks

  • Simplifies battery switch operation

$139.99
Blue Sea AC Analog Voltmeter, 0-150V

Blue Sea AC Analog Voltmeter, 0-150V

Key Features
  • Marked in 5V increments in easy to read characters

  • Senses and powers from 2-wire connection

  • 50 mA at full scale

  • Backlight requires separate connection

$29.99
Blue Sea 1015 12V DC Plug And Dash Socket (1010 And 1011)

Blue Sea 1015 12V DC Plug And Dash Socket (1010 And 1011)

Key Features
  • Withstands rigorous movement

  • Large contact surfaces

$17.99
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 AC Main/DC Main Toggle Circuit Breaker Panel (120V AC)

Blue Sea AC Main/DC Main Toggle Circuit Breaker Panel (120V AC)

Key Features
  • AC Main + 6 positions + DC Main + 15 positions

  • Provides protection and switching for DC branch

  • Aluminum alloy construction w/polyurethane finish

  • Reduces energy requirements to disengage latch

  • Protects marine equipment from power surges

$629.99
Blue Sea 1010 12V Plug

Blue Sea 1010 12V Plug

Key Features
  • Withstands rigorous movement

  • Designed for multiple mounting positions

$12.99
Blue Sea 12/24V DC Branch Circuit Breaker Panel - 8 Positions

Blue Sea 12/24V DC Branch Circuit Breaker Panel - 8 Positions

Key Features
  • Protect your marine equipment

  • Installed 15A single pole switch circuit breakers

  • Pre-wired with positive, negative, grounding buses

  • Backlit labels and LED indicators

  • 1/8" aluminum allow panel w/anti-corrosive coating

$164.99
Blue Sea 120V AC Main Circuit Breaker Panel, 30A, white

Blue Sea 120V AC Main Circuit Breaker Panel, 30A, white

Key Features
  • Combines switching and circuit protection

  • Double Pole A-Series Toggle Switch Circuit Breaker

  • "Trip Free": cannot be held closed after trip

  • LED indicators

  • 1/8" aluminum allow panel w/anti-corrosive coating

$79.99
Blue Sea 120V AC Main + 4 Position Circuit Breaker Panel

Blue Sea 120V AC Main + 4 Position Circuit Breaker Panel

Key Features
  • Pre-installed main 30-amp toggle circuit breaker

  • Pre-wired with hot, neutral, safety ground busses

  • Backlit labels and LED indicators

  • Maximum panel amperage: 50 Amps

  • 1/8" aluminum allow panel w/anti-corrosive coating

$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

$49.99

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