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  • Blue Sea 187-Series Circuit Breaker – Panel Mount 100A 7044B-BSS

    In Stock

    • Combines switching and circuit protection into one device for heavy-duty applications
    • Clear, single-lever operation for easy control
    • Trip Free design ensures it can’t be held "ON" during fault conditions
    • Waterproof and ignition protected, safe for gasoline-powered boats
    • Robust M8 terminals and large clearance for heavy gauge wire lugs

    £69.60

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  • Blue Sea 187-Series Circuit Breaker – Panel Mount 25A 7036B-BSS

    In Stock

    • Combines switching and circuit protection in one device
    • "Trip Free" design prevents being held "ON" during fault conditions
    • Waterproof, recessed mounting holes for clean appearance
    • Robust 5/16 M8 terminals for high torque connections
    • Ignition protected, safe for use on gasoline-powered boats

    £69.60

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  • Blue Sea 187-Series Circuit Breaker – Panel Mount 40A 7038B-BSS

    In Stock

    • Handles 40 Amp loads for heavy-duty applications
    • Combines switching and circuit protection in a single device
    • "Trip Free" design prevents holding "ON" during fault conditions
    • Waterproof and ignition protected, safe for gasoline-powered boats
    • Large lever for trip status indication; M8 terminals with high torque connections

    £69.60

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  • Blue Sea 187-Series Circuit Breaker – Panel Mount 50A 7038B-BSS

    In Stock

    • Combines switching and circuit protection in one device
    • Handles 50 Amp loads, responds quickly to overloads
    • Waterproof and ignition protected for marine use
    • "Trip Free" design prevents holding during faults
    • Large clearance for heavy gauge wire lugs

    £69.60

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  • Blue Sea 187-Series Circuit Breaker – Panel Mount 60A 7040B-BSS

    In Stock

    • Designed for 60 Amp loads in heavy-duty applications
    • Combines switching and circuit protection in one device
    • "Trip Free" design prevents holding "ON" during fault conditions
    • Waterproof and ignition protected for gasoline-powered boats
    • Large lever for trip status indication; M8 terminals with high torque connections

    £69.60

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  • Blue Sea 5175 MRBF Terminal Fuse – 30A

    Available on backorder

    • 30A ignition-protected fuse, safe for gasoline-powered boats
    • Meets ABYC standards for DC main circuit protection on large battery banks
    • Requires Terminal Fuse Blocks PN 5191 or PN 2151; do not mount directly to battery terminal
    • Clear window for easy blown fuse visual indication
    • Colour-coded amperage, rated up to 58V DC with high interrupt capacity

    £11.49

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  • Blue Sea 5175 MRBF Terminal Fuse – 60A

    Available on backorder

    • 60A ignition-protected fuse, safe for gasoline-powered boats
    • Meets ABYC standards for DC main circuit protection on large battery banks
    • Requires Terminal Fuse Blocks PN 5191 or PN 2151; do not mount directly to battery terminal
    • Clear window for easy blown fuse visual indication
    • Colour-coded amperage, rated up to 58V DC with high interrupt capacity

    £11.49

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  • Blue Sea 5176 MRBF Terminal Fuse – 40A

    Available on backorder

    Blue Sea 5176 MRBF Terminal Fuse - 40A

    £11.49

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  • Blue Sea 5177 MRBF Terminal Fuse – 50A

    Available on backorder

    Blue Sea 5177 MRBF Terminal Fuse - 50A

    £11.49

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  • Blue Sea 5181 MRBF Terminal Fuse – 80A

    Available on backorder

    • Requires Terminal Fuse Blocks PN 5191 or PN 2151; do not mount directly to battery terminal
    • Ignition protected—safe for gasoline-powered boats
    • Clear window for easy blown-fuse visual indication
    • Colour-coded by amperage for quick identification
    • Meets ABYC standards for DC main circuit protection on large battery banks

    £11.49

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  • Blue Sea 5183 MRBF Terminal Fuse – 100A

    Available on backorder

    • 100A ignition-protected terminal fuse
    • Clear window for blown-fuse indication
    • Meets ABYC standards for marine use
    • Requires Terminal Fuse Blocks PN 5191 or PN 2151
    • High interrupt capacity up to 58V DC

    £11.49

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  • Blue Sea 5184 MRBF Terminal Fuse – 125A

    Available on backorder

    • Requires Terminal Fuse Blocks PN 5191 or PN 2151—do not mount directly to battery terminal
    • Ignition protected—safe for gasoline-powered boats
    • Clear window for easy visual indication of blown fuse
    • Colour-coded for each amperage
    • Meets ABYC requirements for DC main circuit protection on large battery banks

    £11.49

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  • Blue Sea 5185 MRBF Terminal Fuse – 150A

    Available on backorder

    • 150A ignition-protected fuse, safe for gasoline-powered boats
    • Meets ABYC standards for DC main circuit protection on large battery banks
    • Requires Terminal Fuse Blocks PN 5191 or PN 2151—do not mount directly to battery terminal
    • Clear window for easy blown fuse detection
    • Colour-coded amperage, rated up to 58V DC with high interrupt capacity

    £11.49

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  • Blue Sea 5186 MRBF Terminal Fuse – 175A

    Available on backorder

    • 175A ignition-protected fuse, safe for gasoline-powered boats
    • Meets ABYC standards for DC main circuit protection on large battery banks
    • Requires Terminal Fuse Blocks PN 5191 or PN 2151—do not mount directly to battery terminal
    • Clear window for quick blown fuse identification
    • Colour-coded amperage, rated up to 58V DC with high interrupt capacity

    £11.49

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  • Blue Sea 5187 MRBF Terminal Fuse – 200A

    Available on backorder

    • 200A ignition-protected fuse, safe for gasoline-powered boats
    • Meets ABYC requirements for DC main circuit protection on large battery banks
    • Requires Terminal Fuse Blocks PN 5191 or PN 2151—do not mount directly to battery terminal
    • Clear window for easy blown fuse identification
    • Colour-coded amperage, rated up to 58V DC with high interrupt capacity

    £11.49

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  • Blue Sea 5189 MRBF Terminal Fuse – 250A

    Available on backorder

    • 250A ignition-protected fuse—safe for use on gasoline-powered boats
    • Meets ABYC standards for DC main circuit protection on large battery banks
    • Requires Terminal Fuse Blocks PN 5191 or 2151 (do not mount directly to battery terminal)
    • Clear window for quick visual indication of blown condition
    • Colour-coded by amperage, rated up to 58V DC with high interrupt capacity

    £11.49

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Circuit Breakers

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