Collection: Blue Sea Systems
Battery switches, solenoids, bus bars, fuse blocks, fuses, circuit breakers, breaker panels, meters
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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...
Regular price $42.55 USDSale price $42.55 USD Regular priceUnit price perSale Sold out -
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...
Regular price $7.34 USDSale price $7.34 USD Regular priceUnit price perSale Sold out -
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
Regular price $6.36 USDSale price $6.36 USD Regular priceUnit price perSale Sold out -
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...
Regular price $32.47 USDSale price $32.47 USD Regular priceUnit price perSale Sold out -
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...
Regular price $47.36 USDSale price $47.36 USD Regular priceUnit price perSale Sold out -
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...
Regular price $44.99 USDSale price $44.99 USD Regular priceUnit price perSale Sold out -
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...
Regular price $55.49 USDSale price $55.49 USD Regular priceUnit price perSale Sold out -
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...
Regular price $44.42 USDSale price $44.42 USD Regular priceUnit price perSale Sold out -
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...
Regular price $57.20 USDSale price $57.20 USD Regular priceUnit price perSale Sold out -
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...
Regular price $57.87 USDSale price $57.87 USD Regular priceUnit price perSale Sold out -
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...
Regular price $73.37 USDSale price $73.37 USD Regular priceUnit price perSale Sold out -
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...
Regular price $81.12 USDSale price $81.12 USD Regular priceUnit price perSale Sold out -
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...
Regular price $50.13 USDSale price $50.13 USD Regular priceUnit price perSale Sold out -
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...
Regular price $65.59 USDSale price $65.59 USD Regular priceUnit price perSale Sold out -
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...
Regular price $38.99 USDSale price $38.99 USD Regular priceUnit price perSale Sold out -
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...
Regular price $50.13 USDSale price $50.13 USD Regular priceUnit price perSale Sold out -
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...
Regular price $28.49 USDSale price $28.49 USD Regular priceUnit price perSale Sold out -
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...
Regular price $62.85 USDSale price $62.85 USD Regular priceUnit price perSale Sold out -
Electrical | Busbars, Connectors & Insulators
Blue Sea 5049 ST CLB Circuit Breaker Block Jumper
ST CLB Circuit Breaker Block Jumper
Regular price $7.31 USDSale price $7.31 USD Regular priceUnit price perSale Sold out -
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...
Regular price $63.38 USDSale price $63.38 USD Regular priceUnit price perSale Sold out -
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...
Regular price $103.72 USDSale price $103.72 USD Regular priceUnit price perSale Sold out -
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...
Regular price $80.68 USDSale price $80.68 USD Regular priceUnit price perSale Sold out -
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...
Regular price $138.28 USDSale price $138.28 USD Regular priceUnit price perSale Sold out -
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...
Regular price $54.53 USDSale price $54.53 USD Regular priceUnit price perSale Sold out
