Best Selling
Blue Sea Systems Fuse Block TERMINAL 30-300A
The Fuse Block TERMINAL 30-300A features include:
- Compact, high-amp fuse - appropriate for DC Main, inverter, windlass, and bow thruster circuit protection
- Provides high current protection in tight space constraints
- Ignition protected when used with Blue Sea Systems' MRBF Terminal Fuse
- Isolated stud design uses standard M8 hardware and permits stacking of terminals
- Insulating cap prevents accidental shorts
- Accepts 5/16" ring terminals
- Mounts on 3/8" terminal studs
Blue Sea Systems Fuse Block TERMINAL 30-300A Dual
The Fuse Block TERMINAL 30-300A Dual features include:
- Compact, high-amp fuse - appropriate for DC Main, inverter, windlass, and bow thruster circuit protection
- Provides high current protection in tight space constraints
- Ignition protected when used with Blue Sea Systems' MRBF Terminal Fuse
- Isolated stud design uses standard M8 hardware and permits stacking of terminals
- Insulating cap prevents accidental shorts
- Accepts 5/16" ring terminals
- Mounts on 3/8" terminal studs
Blue Sea Systems Fuse Holder ATO/ATC Waterproof
The Fuse Holder ATO/ATC Waterproof features include:
- For use with ATO or ATC fuses
- Supplied with 12 AWG pigtails
- 30A Maximum fuse amperage
Blue Sea Systems Fuse Holder 3AG Water Resistant
The Fuse Holder 3AG Water Resistant features include:
- Replacement for fuse holder found in Contura Waterproof Fuse Panels
- Easy to open
- Will withstand the water exposures normally encountered in above deck applications: salt spray, rain, hose washdowns, and momentary immersions
Blue Sea Systems Fuse Holder AGC/MDL In Line
The Fuse Holder AGC/MDL In Line features include:
- Accepts 12-18 AWG wire
- 30A Maximum fuse amperage
Blue Sea Systems Fuse Holder AGC/MDL Waterproof 30A
The Fuse Holder AGC/MDL Waterproof 30A features include:
- Accepts 12-16 AWG wire
- 30A Maximum fuse amperage
Blue Sea Systems Fuse Kit ATO/ATC 6 Piece (pack of 6)
The Fuse Kit ATO/ATC 6 piece includes a 5A, 10A, 15A, 20A, 25A and 30A Fuse
Blue Sea Systems Fuse MAXI 40A
The Fuse MAXI 40A features include:
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Economical
Blue Sea Systems Fuse MAXI 50A
The Fuse MAXI 50A features include:
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Economical
Blue Sea Systems Fuse MAXI 60A
The Fuse MAXI 60A features include:
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Economical
Blue Sea Systems Fuse MAXI 70A
The Fuse MAXI 70A features include:
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Economical
Blue Sea Systems Fuse MAXI 80A
The Fuse MAXI 80A features include:
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
- Economical
Blue Sea Systems Fuse MEGA 100A/32V
The Fuse MEGA 100A/32V is one of the most economical fuse for 100-300 Ampere circuit protection. For use with Blue Sea Systems' MEGA/AMG Fuse Block.
Blue Sea Systems Fuse MEGA 125A/32V
The Fuse MEGA 125A/32V is one of the most economical fuse for 100-300 Ampere circuit protection. For use with Blue Sea Systems' MEGA/AMG Fuse Block.
Blue Sea Systems Fuse MEGA 200A/32V
The Fuse MEGA 200A/32V is one of the most economical fuse for 100-300 Ampere circuit protection. For use with Blue Sea Systems' MEGA/AMG Fuse Block.
Blue Sea Systems Fuse MIDI 100A
The Fuse MIDI 100A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 125A
The Fuse MIDI 125A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 150A
The Fuse MIDI 150A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 175A
The Fuse MIDI 175A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 200A
The Fuse MIDI 200A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 30A
The Fuse MIDI 30A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 40A
The Fuse MIDI 40A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 50A
The Fuse MIDI 50A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 60A
The Fuse MIDI 60A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 70A
The Fuse MIDI 70A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse MIDI 80A
The Fuse MIDI 80A features include:
- Fast-acting type fuses ideal for electronic devices
- Standard circuit protection device for automobiles and trucks
- Tin-plated connector blades for corrosion resistance
- Visible indication of blown condition
Blue Sea Systems Fuse Terminal 200A
The Fuse Terminal 200A requires the use of Terminal Fuse Blocks PN 10-5191 or PN 10-2151 - do not mount the fuse directly to the battery terminal. It's features include:
- Ignition protection - safe for installation aboard gasoline powered boats
- Clear window - visual indication of blown condition
- Interrupt rating satisfies ABYC requirements for DC Main circuit protection on large battery banks
- Color coded for each amperage
Blue Sea Systems Fuse Terminal 40A
The Fuse Terminal 40A requires the use of Terminal Fuse Blocks PN 10-5191 or PN 10-2151 - do not mount the fuse directly to the battery terminal. It's features include:
- Ignition protection - safe for installation aboard gasoline powered boats
- Clear window - visual indication of blown condition
- Interrupt rating satisfies ABYC requirements for DC Main circuit protection on large battery banks
- Color coded for each amperage
Blue Sea Systems Fuse Terminal 75A
The Fuse Terminal 75A requires the use of Terminal Fuse Blocks PN 10-5191 or PN 10-2151 - do not mount the fuse directly to the battery terminal. It's features include:
- Ignition protection - safe for installation aboard gasoline powered boats
- Clear window - visual indication of blown condition
- Interrupt rating satisfies ABYC requirements for DC Main circuit protection on large battery banks
- Color coded for each amperage
Blue Sea Systems MaxiBus 12 x 24 Common Bus
The MaxiBus 12 x 24 Common Bus is used to consolidate multiple wires or feed multiple circuits
- Insert molded stainless steel studs eliminate need for securing nut and allow high torquing for excellent electrical contact
- Raised bus provides easy access to multiple wires on a single screw or stud
- UL 94-V0 rated base material resists high heat
- Recessed mounting holes eliminate accidental shorts to aluminum and steel mounting surfaces
Blue Sea Systems MaxiBus 4 x 5/16 Stud Common
The MaxiBus 4 x 5/16 Stud Common is used to consolidate multiple wires or feed multiple circuits
- Insert molded stainless steel studs eliminate need for securing nut and allow high torquing for excellent electrical contact
- Raised bus provides easy access to multiple wires on a single screw or stud
- UL 94-V0 rated base material resists high heat
- Recessed mounting holes eliminate accidental shorts to aluminum and steel mounting surfaces
Blue Sea Systems MaxiBus 6 x 24 Stud Common
The MaxiBus 6 x 24 Stud Common is used to consolidate multiple wires or feed multiple circuits
- Insert molded stainless steel studs eliminate need for securing nut and allow high torquing for excellent electrical contact
- Raised bus provides easy access to multiple wires on a single screw or stud
- UL 94-V0 rated base material resists high heat
- Recessed mounting holes eliminate accidental shorts to aluminum and steel mounting surfaces
Blue Sea Systems MaxiBus 6 x 5/16 Stud Common
The MaxiBus 6 x 5/16 Stud Common is used to consolidate multiple wires or feed multiple circuits
- Insert molded stainless steel studs eliminate need for securing nut and allow high torquing for excellent electrical contact
- Raised bus provides easy access to multiple wires on a single screw or stud
- UL 94-V0 rated base material resists high heat
- Recessed mounting holes eliminate accidental shorts to aluminum and steel mounting surfaces
Blue Sea Systems MiniBus 4 x # 32 CommonBus w/cvr
The MiniBus 4 x # 32 CommonBus w/cvr is great for limited space applications
Blue Sea Systems MiniBus 4 x # 32 Stud Common
The MiniBus 4 x # 32 Stud Common is great for limited space applications
Blue Sea Systems MiniBus 5 x #8-32 CommonBus w/cvr
The MiniBus 5 x #8-32 CommonBus w/cvr is great for limited space applications
Blue Sea Systems MiniBus 5 x #8-32 Stud Common Bus
The MiniBus 5 x #8-32 Stud Common Bus is great for limited space applications
Blue Sea Systems PowerBar 4x 3/8-16 Stud Terminal
The Blue Sea PowerBar 600 Ampere BusBar features include:
- 3/8"-16 Studs
- 4 Terminal Studs
- Base material of UL 94-V0 Rated, Glass Reinforced Thermoplastics
- Continuous rating of 545A AC and 600A DC
- Maximum voltage of 300V AC and 48V DC
Blue Sea Systems PowerBar 8 x 3/8-16 Stud Terminal
The Blue Sea PowerBar 600 Ampere BusBar features include:
- 3/8"-16 Studs
- 8 Terminal Studs
- Base material of UL 94-V0 Rated, Glass Reinforced Thermoplastics
- Continuous rating of 545A AC and 600A DC
- Maximum voltage of 300V AC and 48V DC
Blue Sea Systems PowerPost 1/4in
The PowerPost 1/4in with insulated single stainless steel stud terminates multiple large conductors. It's features include:
- Connects high amperage cables securely
- Stud dimensions: 1/4" x 1-1/16"
- Base Material is PBT UL94 V0
Blue Sea Systems PowerPost 3/8in
The PowerPost 3/8in with insulated single stainless steel stud terminates multiple large conductors. It's features include:
- Connects high amperage cables securely
- Stud dimensions: 3/8" x 7/8"
- Base Material is PBT UL94 V0
Blue Sea Systems PowerPost 5/16in
The PowerPost 5/16in with insulated single stainless steel stud terminates multiple large conductors. It's features include:
- Connects high amperage cables securely
- Stud dimensions: 5/16" x 7/8"
- Base Material is PBT UL94 V0
Blue Sea Systems PowerPost Dual 2 x 3/8in Studs w/ insulators
The PowerPost Dual 2 x 3/8in Studs w/ insulators provides a termination point for extending the length of outboard harnesses or other conductors
- Designed for connecting high amp conductors
- Includes one black and one red insulator
Blue Sea Systems PowerPost Dual 2 x 5/16in Studs w/ insulators
The PowerPost Dual 2 x 5/16in Studs w/ insulators provides a termination point for extending the length of outboard harnesses or other conductors
- Designed for connecting high amp conductors
- Includes one black and one red insulator
Blue Sea Systems PowerPost Mini # 32
The PowerPost Mini # 32 with insulated single stainless steel stud terminates multiple large conductors. It's features include:
- Connects high amperage cables securely
- Stud dimensions: #10-32 x 5/8"
- Base Material is PBT UL94 V0
Blue Sea Systems PowerPost Mini 1/4in
The PowerPost Mini 1/4in with insulated single stainless steel stud terminates multiple large conductors. It's features include:
- Connects high amperage cables securely
- Stud dimensions: 1/4" x 3/4"
- Base Material is PBT UL94 V0
Blue Sea Systems Single Circuit ON-OFF with Locking Key - Black
The Single Circuit ON-OFF with Locking Key - Black provides 300 Amps continuous rating for outboards and small gasoline or diesel engines. It also includes:
- Tin-plated copper studs for maximum conductivity and corrosion resistance
- Studs accept 3/8" (M10) ring terminals
- 7/8" (22 mm) stud length accepts multiple cable terminals
- Blue Sea Systems one-piece terminal stud design never loosens over time
- One-piece stainless flange nuts ensure safe and secure connections
- Isolating cover protects rear contacts
- Breakout tabs allow wire access in any direction
Blue Sea Systems Solenoid Add A Battery
The Solenoid ADD-A-BATTERY is as simple to operate as an ON-OFF switch, yet effectively manages the switching and charging of two batteries from a single charge source
The Add-A-Battery includes a Dual Circuit Plus Battery Switch and an Automatic Charging Relay. These components simplify switching and automate charging, so that all you have to do is turn the battery switch ON when you arrive and OFF when you leave.






















































