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Boating & Marine > Electrical > Switches & Panels > Fuse Blocks, Circuit Breakers & Busbars >

fuse block for boats

  Fuse blocks, Circuit Breakers & Busbars - wire your boat for power with electrical wiring, 12 volt batteries, fuses, fuse blocks, and switch panels from Blue Sea Systems and SeaSense.

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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
Sierra Ground Bus Bar, Sierra Part #FS40730

Sierra Ground Bus Bar, Sierra Part #FS40730

Key Features
  • Sierra Part #FS40730

  • Ground bus bar

$7.49
Sierra 14-Gang Fuse Block, Sierra Part #FS40440

Sierra 14-Gang Fuse Block, Sierra Part #FS40440

Key Features
  • Sierra Part #FS40440

  • 14-gang fuse block

$19.99
Sierra 5-Amp Circuit Breaker, Sierra Part #CB41200

Sierra 5-Amp Circuit Breaker, Sierra Part #CB41200

Key Features
  • Sierra Part #CB41200

  • Circuit breaker

  • 5 amps

$5.99
Sierra 6-Gang Fuse Block, Sierra Part #FS40600-1

Sierra 6-Gang Fuse Block, Sierra Part #FS40600-1

Key Features
  • Sierra Part #FS40600-1

  • Fuse block

  • 6-gang

$14.99
Sierra 10-Gang Fuse Block, Sierra Part #FS40740

Sierra 10-Gang Fuse Block, Sierra Part #FS40740

Key Features
  • Sierra Part #FS40740

  • 10-gang fuse block

$20.99
Sierra 10-Amp Circuit Breaker, Sierra Part #CB41210

Sierra 10-Amp Circuit Breaker, Sierra Part #CB41210

Key Features
  • Sierra Part #CB41210

  • Circuit breaker

  • 10 amps

$5.99
Sierra Fuse Kit Assortment, Sierra Part #FS79690

Sierra Fuse Kit Assortment, Sierra Part #FS79690

Key Features
  • Sierra Part #FS79690

  • Fuse kit assortment

$3.99
Sierra Fuse Holder, Sierra Part #FS22080

Sierra Fuse Holder, Sierra Part #FS22080

Key Features
  • Sierra Part #FS22080

  • Fuse holder

$4.99
Sierra 20-Amp Circuit Breaker, Sierra Part #CB41230

Sierra 20-Amp Circuit Breaker, Sierra Part #CB41230

Key Features
  • Sierra Part #CB41230

  • Circuit breaker

  • 20 amps

$5.99
Sierra 30-Amp Fuse Holder, Sierra Part #FS69130

Sierra 30-Amp Fuse Holder, Sierra Part #FS69130

Key Features
  • Sierra Part #FS69130

  • 30-amp fuse holder

$5.99
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
Sierra Six Gang ATO/ATC Fuse Block, Sierra Part #FS40420

Sierra Six Gang ATO/ATC Fuse Block, Sierra Part #FS40420

Key Features
  • Sierra Part #FS40420

  • Tinned copper contacts

  • Fuse not included

  • Use with ATO or ATC fuses

$19.99
Sierra Fuse, Sierra Part #FS79070

Sierra Fuse, Sierra Part #FS79070

Key Features
  • Sierra Part #FS79070

  • Fuse

$2.99
Sierra Circuit Breaker, Sierra Part #CB41210B

Sierra Circuit Breaker, Sierra Part #CB41210B

Key Features
  • Sierra Part #CB41210B

  • Circuit breaker

$5.99
Sierra 3-Amp Circuit Breaker, Sierra Part #CB41100

Sierra 3-Amp Circuit Breaker, Sierra Part #CB41100

Key Features
  • Sierra Part #CB41100

  • Circuit breaker

  • 3 amps

$5.99
Sierra 60-Amp Circuit Breaker, Sierra Part #CB60000-1

Sierra 60-Amp Circuit Breaker, Sierra Part #CB60000-1

Key Features
  • Sierra Part #CB60000-1

  • Circuit breaker

$29.99
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
$29.99 - $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 ANL Fuses

Blue Sea ANL Fuses

Key Features
  • Provides visual indication of blown condition

  • Ignition protected (35A - 500A only)

  • Corrosion-resistant silver-plated connector blades

  • 6000-amp interrupt capacity for main DC protection

  • Maximum voltage: 32V DC

18 models to choose from
$13.99 - $27.99
Sierra Bus Bar, Sierra Part #FS46100

Sierra Bus Bar, Sierra Part #FS46100

Key Features
  • Sierra Part #FS46100

  • Bus bar

$12.99
Blue Sea ST Blade Compact 4-Circuit Fuse Block

Blue Sea ST Blade Compact 4-Circuit Fuse Block

Key Features
  • Surface-mount circuit protection for fuses

  • Single side design for easy wire entry

  • Insulated cover meets ABYC/USCG requirements

  • Fuses sold separately

$29.99
Sierra Emergency Fuse Kit, Sierra Part #FS79600

Sierra Emergency Fuse Kit, Sierra Part #FS79600

Key Features
  • Sierra Part #FS79600

  • Emergency fuse kit

$5.99
Sierra Common Bus Bar, Sierra Part #FS46200

Sierra Common Bus Bar, Sierra Part #FS46200

Key Features
  • Sierra Part #FS46200

  • Common bus bar

$16.99
Sierra Circuit Breaker, Sierra Part #CB42250-1

Sierra Circuit Breaker, Sierra Part #CB42250-1

Key Features
  • Sierra Part #CB42250-1

  • Circuit breaker

$8.99
Sierra 10-Gang Bus Bar, Sierra Part #FS40750

Sierra 10-Gang Bus Bar, Sierra Part #FS40750

Key Features
  • Sierra Part #FS40750

  • 10-gang bus bar

$12.99
TRAC Sealed Thermal Circuit Breaker

TRAC Sealed Thermal Circuit Breaker

Key Features
  • Manal reset with visible lever

  • 60 amps

  • Water-resistant seal

  • Weatherproof design

$24.99
Sierra Dual Brass Bus Bars

Sierra Dual Brass Bus Bars

Key Features
  • Combines negative and positive buses on one block

  • Brass terminal bus bar

  • #8-32 screw terminals

2 models to choose from
$9.29 - $11.99
Blue Sea ST Blade Compact 8-Circuit Fuse Block

Blue Sea ST Blade Compact 8-Circuit Fuse Block

Key Features
  • Surface-mount circuit protection for fuses

  • Single side design for easy wire entry

  • Insulated cover meets ABYC/USCG requirements

  • Fuses sold separately

$47.79
Blue Sea MAXI Fuse Block

Blue Sea MAXI Fuse Block

Key Features
  • Allows installation in gas engine compartment

  • Snap-on terminal insulates all conductive parts

  • Satisfies ABYC/USCG requirements

  • Fuses sold separately

$29.99
Six Gang SFE/AGC Fuse Block

Six Gang SFE/AGC Fuse Block

Key Features
  • Six Gang SFE/AGC Fuse Block

  • Brass fuse clips and screws

  • Use with SFE or AGC fuses up to 20 amps

$19.99
Sierra Fuse Block, Sierra Part #FS40610-1

Sierra Fuse Block, Sierra Part #FS40610-1

Key Features
  • Sierra Part #FS40610-1

  • Fuse block

$19.99

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