Top 10 Best blue sea fuse block in 2026

Last Updated - 6/12/2026

🏆Best Choice

Blue Sea Systems

Blue Sea Systems 5032 ST Blade Fuse Block Dual 12 with Ground and Cover, 100 Amps

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Split Bus Fuse Block with ground for use when a mix of switched and 24-hour circuits are desired in the same block
•Provides two isolated groups of six ATO/ATC circuits
•For use with either two isolated batteries or with a single battery providing a mix of 24 hour and switched circuits
•Screw terminals for securing wires accept ring terminals
•Cover satisfies ABYC/USCG requirements for insulation, incorporates an easy to open push button latch providing easy access to fuses, storage for two spare fuses, and label recesses that accept Blue Sea Systems

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$46.68

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Blue Sea Systems

Blue Sea Systems 5102 Fuse MEGA 125-AMP 32V

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Economical fuse for 100-300 Ampere circuit protection
•For use with Blue Sea Systems' MEGA/AMG Fuse Block
•Use with part number 5006

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$9.95

$12.86

-23%

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Blue Sea Systems

Blue Sea Systems 5191 Fuse Block Terminal 30-300 AMP

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Voltage Max Operating: 58V DC, Amps Max Operating: 300A per block, Terminal Fuses Avail.: 30A-300A, Terminal Stud Size: 5/16"-18 (8mm), Mounting Hole Size: 10 (5mm)3/8"
•Compact, high-amp fuse—appropriate for DC Main, inverter, windlass, and bow thruster circuit protection
•Weatherproof – suitable for small open-cockpit boats and other harsh environments
•Insulating cap prevents accidental shorts
•Ignition protected when used with MRBF fuses
•Fuses sold separately
•Fit type: Universal Fit

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$25.21

$31.70

-20%

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Blue Sea Systems

Blue Sea Systems 5001 MEGA/AMG Fuse Block with Cover, 100-300 Amp, 32V DC , 4.07" x 1.5"

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Accepts 5/16" (M8) ring terminals
•Insulating cover satisfies ABYC/USCG insulation requirements
•Insulating cover breakouts allow wire access in three directions
•Insert molded studs ensure secure fuse mounting
•Stainless steel studs provide resistance to corrosion and high torque for excellent electrical contact

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$19.15

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Blue Sea Systems

Blue Sea Systems 5005 ANL Fuse Block with Insulating Cover, 35-300 Amp, 32V DC

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Accepts 5/16" (M8) ring terminals
•For use on systems up to 32 Volts DC
•Swing out design allows replacement of the fuse without removing fasteners
•Stainless steel studs provide resistance to corrosion and high torquing for excellent electrical contact
•UL 94-V0 base resists high heat
•Insert molded studs ensure secure fuse mounting
•Insulating cover satisfies ABYC/USCG requirements
•Cover breakouts allow wire access in any direction
•Fuse sold separately

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$30.06

$34.38

-13%

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Blue Sea Systems

Blue Sea Systems 5006100 Maxi Fuse Block and in-Line Fuse Holder, 80 amps

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Max. amperage: 80A, max. voltage: 32V DC, #10 mounting screws, screw terminal torque: 25 in-lb, wire size: 14-4 AWG
•Snap-on terminal cover insulates all conductive parts, satisfying ABYC/USCG requirements
•Cover breakouts allow wires from sides or bottom. Label recess accepts large format label
•Terminal screws compress fuse blades within blocks for low resistance connections
•Ignition Protected
•Accepts MAXI Fuses. Fuse sold separately

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$26.95

$30.03

-10%

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Blue Sea Systems

Blue Sea Systems 7721 Fuse Block Safety SEA/AMG

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•Ignition protected for installation aboard gasoline or diesel powered boats
•Sealed cover protects fuses from the harsh marine environment
•Insulating cover satisfies ABYC/USCG insulation requirements

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$34.75

$42.12

-17%

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Blue Sea Systems

Blue Sea Systems 5050 ST CLB 6-Position Circuit Breaker Block

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Max Voltage: 32V DC, Max Amp: 32A (Per Circuit), Max Amp: 40A (Per Jumped Circuit Group - Independent Source)
•Quick connect clips allow circuit breakers to snap easily into place
•Clear insulating cover with square format label recesses, satisfies ABYC/USCG insulation requirements
•Tin-plated copper busses and screw terminals. Accepts ring terminals
•Breakouts allow wire access in two directions

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$50.05

$61.46

-19%

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Blue Sea Systems

Blue Sea - 5025-BSS Fuse Block STBlade 6circ w/gnd/cvr (1EA)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

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$49.19

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Blue Sea Systems

BLUE SEA SYSTEMS Circuit Breaker Block 12CIR IND

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•AFFORDABLE PARTS

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$93.63

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