Blue Sea Systems

Blue Sea Systems

Battery switches, solenoids, bus bars, fuse blocks, fuses, circuit breakers, breaker panels, meters

  • Blue Sea 5018 ST Glass Fuse Block w/out Negative Bus - 6 Circuit
    Blue Sea 5018 ST Glass Fuse Block w/out Negative Bus - 6 Circuit

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5018 ST Glass Fuse Block w/out Negative Bus - 6 Circuit

    5018 ST Glass Fuse Block without Negative Bus - 6 CircuitFeatures: Clear insulating cover with label recesses for accept Large Format Labels Cover insulates all conductive...

    $42.55 USD
    $42.55 USD
    Sale Sold out
  • Blue Sea 5021 Water Resistant Fuse Holder
    Blue Sea 5021 Water Resistant Fuse Holder

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5021 Water Resistant Fuse Holder

    Water Resistant Fuse Holder Panel Mount Rated IP66 on front - protected against powerful water jets 20A Max. fuse amperage 0.50" (12.70mm) mounting hole Fuse sold...

    $7.60 USD
    $7.60 USD
    Sale Sold out
  • Blue Sea 5022 Panel Mount AGC/MDL Fuse Holder Replacement Cap
    Blue Sea 5022 Panel Mount AGC/MDL Fuse Holder Replacement Cap

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5022 Panel Mount AGC/MDL Fuse Holder Replacement Cap

    5022 Panel Mount AGC/MDL Fuse Holder Replacement CapReplaces cap for 5021

    $5.53 USD
    $5.53 USD
    Sale Sold out
  • Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block
    Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5023 ST-Blade Battery Terminal Mount Fuse Block

    ST-Blade Battery Terminal Mount Fuse BlockFeatures: Easy to install 4 ATO/ATC fused circuits Mounts on the battery terminal stud Screw terminals for securing wires Four Nylon...

    $26.27 USD
    $26.27 USD
    Sale Sold out
  • Blue Sea 5024 ST-Blade Battery Terminal Mount Fuse Block KitBlue Sea 5024 ST-Blade Battery Terminal Mount Fuse Block Kit
    Blue Sea 5024 ST-Blade Battery Terminal Mount Fuse Block KitBlue Sea 5024 ST-Blade Battery Terminal Mount Fuse Block Kit

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5024 ST-Blade Battery Terminal Mount Fuse Block Kit

    ST-Blade Battery Terminal Mount Fuse Block KitFeatures: Easy to install 4 ATO/ATC fused circuits Mounts on the battery terminal stud Screw terminals for securing wires Eight...

    $38.02 USD
    $38.02 USD
    Sale Sold out
  • Blue Sea 5025 ST Blade Fuse Block w/Cover - 6 Circuit w/Negative Bus
    Blue Sea 5025 ST Blade Fuse Block w/Cover - 6 Circuit w/Negative Bus

    Electrical | Circuit Breakers

    Blue Sea 5025 ST Blade Fuse Block w/Cover - 6 Circuit w/Negative Bus

    5025 ST Blade Fuse Block with Cover - 6 Circuit with Negative Bus Features: Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG...

    $44.99 USD
    $44.99 USD
    Sale Sold out
  • Blue Sea 5026 ST Blade Fuse Block w/Cover - 12 Circuit w/Negative Bus
    Blue Sea 5026 ST Blade Fuse Block w/Cover - 12 Circuit w/Negative Bus

    Electrical | Circuit Breakers

    Blue Sea 5026 ST Blade Fuse Block w/Cover - 12 Circuit w/Negative Bus

    5026 ST Blade Fuse Block with Cover - 12 Circuit with Negative Bus Features: Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG...

    $55.49 USD
    $55.49 USD
    Sale Sold out
  • Blue Sea 5028 ST Blade Fuse Block w/ Cover - 6 Circuit without Negative Bus
    Blue Sea 5028 ST Blade Fuse Block w/ Cover - 6 Circuit without Negative Bus

    Electrical | Circuit Breakers

    Blue Sea 5028 ST Blade Fuse Block w/ Cover - 6 Circuit without Negative Bus

    5028ST Blade Fuse Block w/ Cover6 Circuit w/out Negative Bus Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG requirements for insulation...

    $35.94 USD
    $35.94 USD
    Sale Sold out
  • Blue Sea 5029 ST Blade Fuse Block w/Cover - 12 Circuit w/o Negative Bus
    Blue Sea 5029 ST Blade Fuse Block w/Cover - 12 Circuit w/o Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5029 ST Blade Fuse Block w/Cover - 12 Circuit w/o Negative Bus

    5029ST Blade Fuse Block w/ Cover - 12 Circuit w/out Negative Bus Clear insulating cover with label recesses accept Small Format Labels Cover Satisfies ABYC/USCG requirements...

    $45.62 USD
    $45.62 USD
    Sale Sold out
  • Blue Sea 5030 ST Blade Fuse Block w/o Cover - 6 Circuit w/Negative Bus
    Blue Sea 5030 ST Blade Fuse Block w/o Cover - 6 Circuit w/Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5030 ST Blade Fuse Block w/o Cover - 6 Circuit w/Negative Bus

    5030ST Blade Fuse Block w/out Cover - 6 Circuit w/ Negative Bus Tin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO...

    $47.00 USD
    $47.00 USD
    Sale Sold out
  • Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus
    Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5031 ST Blade Fuse Block w/o Cover - 12 Circuit w/Negative Bus

    5031ST Blade Fuse Block w/out Cover - 12 Circuit w/ Negative Bus Tin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO...

    $59.44 USD
    $59.44 USD
    Sale Sold out
  • Blue Sea 5032 ST-Blade Split Bus Fuse Block
    Blue Sea 5032 ST-Blade Split Bus Fuse Block

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5032 ST-Blade Split Bus Fuse Block

    ST-Blade Split Bus Fuse BlockFeatures: Provides two isolated groups of six ATO/ATC circuits For use with either two isolated batteries or with a single battery providing...

    $64.97 USD
    $64.97 USD
    Sale Sold out
  • Blue Sea 5033 ST Blade Fuse Block w/out Cover - 6 Circuit w/out Negative Bus
    Blue Sea 5033 ST Blade Fuse Block w/out Cover - 6 Circuit w/out Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5033 ST Blade Fuse Block w/out Cover - 6 Circuit w/out Negative Bus

    5033ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative Bus Tin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO...

    $40.09 USD
    $40.09 USD
    Sale Sold out
  • Blue Sea 5034 ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative Bus
    Blue Sea 5034 ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5034 ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative Bus

    5034ST Blade Fuse Block w/out Cover - 12 Circuit w/out Negative Bus Tin-plated copper buses and fuse clips give 30 Amperes rating per circuit Accepts ATO...

    $53.22 USD
    $53.22 USD
    Sale Sold out
  • Blue Sea 5035 ST Blade Fuse Block w/Cover - 6 Circuit Independent w/o Negative Bus
    Blue Sea 5035 ST Blade Fuse Block w/Cover - 6 Circuit Independent w/o Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5035 ST Blade Fuse Block w/Cover - 6 Circuit Independent w/o Negative Bus

    ST Blade Fuse Block With Cover - 6 Circuit without Negative BusPart# 5035 Can be used for 24-hour circuits Cover satisfies ABYC/USCG requirements for insulation, incorporates...

    $38.99 USD
    $38.99 USD
    Sale Sold out
  • Blue Sea 5037 ST Blade Fuse Block w/o Cover - 6 Circuit Independent w/o Negative Bus
    Blue Sea 5037 ST Blade Fuse Block w/o Cover - 6 Circuit Independent w/o Negative Bus

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5037 ST Blade Fuse Block w/o Cover - 6 Circuit Independent w/o Negative Bus

    ST Blade Fuse Block w/o Cover - 6 Circuit w/o Negative BusPart# 5037 Can be used for 24-hour circuits Fuse blocks with covers include 20 write-on...

    $40.78 USD
    $40.78 USD
    Sale Sold out
  • Blue Sea 5045 ST Blade Compact Fuse Blocks - 4 Circuits w/Cover
    Blue Sea 5045 ST Blade Compact Fuse Blocks - 4 Circuits w/Cover

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5045 ST Blade Compact Fuse Blocks - 4 Circuits w/Cover

    ST Blade Compact Fuse Blocks - 4 Circuits w/CoverProvides surface mount circuit protection for ATO®/ATC® Fuses in a compact footprint. The single side design allows wire...

    $28.49 USD
    $28.49 USD
    Sale Sold out
  • Blue Sea 5046 ST Blade Compact Fuse Blocks - 8 Circuits w/Cover
    Blue Sea 5046 ST Blade Compact Fuse Blocks - 8 Circuits w/Cover

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5046 ST Blade Compact Fuse Blocks - 8 Circuits w/Cover

    ST Blade Compact Fuse Blocks - 8 Circuits w/CoverProvides surface mount circuit protection for ATO®/ATC® Fuses in a compact footprint. The single side design allows wire...

    $51.15 USD
    $51.15 USD
    Sale Sold out
  • Blue Sea 5049 ST CLB Circuit Breaker Block Jumper
    Blue Sea 5049 ST CLB Circuit Breaker Block Jumper

    Electrical | Busbars, Connectors & Insulators

    Blue Sea 5049 ST CLB Circuit Breaker Block Jumper

    ST CLB Circuit Breaker Block Jumper

    $7.60 USD
    $7.60 USD
    Sale Sold out
  • Blue Sea 5050 ST CLB Circuit Breaker Block - 6 PositionBlue Sea 5050 ST CLB Circuit Breaker Block - 6 Position
    Blue Sea 5050 ST CLB Circuit Breaker Block - 6 PositionBlue Sea 5050 ST CLB Circuit Breaker Block - 6 Position

    Electrical | Circuit Breakers

    Blue Sea 5050 ST CLB Circuit Breaker Block - 6 Position

    ST CLB Circuit Breaker Block - 6 PositionFeatures Quick connect clips allow circuit breakers to snap easily into place Tin-plated copper busses and screw terminals Clear...

    $51.15 USD
    $51.15 USD
    Sale Sold out
  • Blue Sea 5051 ST CLB Circuit Breaker Block - 12 PositionBlue Sea 5051 ST CLB Circuit Breaker Block - 12 Position
    Blue Sea 5051 ST CLB Circuit Breaker Block - 12 PositionBlue Sea 5051 ST CLB Circuit Breaker Block - 12 Position

    Electrical | Circuit Breakers

    Blue Sea 5051 ST CLB Circuit Breaker Block - 12 Position

    ST CLB Circuit Breaker Block - 12 PositionFeatures Quick connect clips allow circuit breakers to snap easily into place Tin-plated copper busses and screw terminals Clear...

    $83.64 USD
    $83.64 USD
    Sale Sold out
  • Blue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative BusBlue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative Bus
    Blue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative BusBlue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative Bus

    Electrical | Circuit Breakers

    Blue Sea 5052 ST CLB Circuit Breaker Block - 6 Position w/Negative Bus

    ST CLB Circuit Breaker Block - 6 Position w/Negative BusFeatures Quick connect clips allow circuit breakers to snap easily into place Tin-plated copper busses and screw...

    $65.66 USD
    $65.66 USD
    Sale Sold out
  • Blue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative BusBlue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative Bus
    Blue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative BusBlue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative Bus

    Electrical | Circuit Breakers

    Blue Sea 5054 ST CLB Circuit Breaker Block - 12 Position w/Negative Bus

    ST CLB Circuit Breaker Block - 12 Position w/Negative BusFeatures Quick connect clips allow circuit breakers to snap easily into place Tin-plated copper busses and screw...

    $111.97 USD
    $111.97 USD
    Sale Sold out
  • Blue Sea 5056 ST-Blade Water Resistant Fuse Block w/Cover
    Blue Sea 5056 ST-Blade Water Resistant Fuse Block w/Cover

    Electrical | Fuse Blocks & Fuses

    Blue Sea 5056 ST-Blade Water Resistant Fuse Block w/Cover

    5056 ST-Blade Water Resistant Fuse Block with CoverProvides water-resistant circuit protection for ATO/ATC fuses & circuit breakers in a compact footprint. The single side nesting design...

    $47.00 USD
    $47.00 USD
    Sale Sold out