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Bluewater Qualifies for Free Shipping Bluewater Duel DTP4 5/16
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Bluewater Bluewater Duel DTP4 5/16" Busbar #2324-D-056 $61.50 $73.80
Download LiteratureBluewater 2324-D-056 Bus BarsDual Deutsch DTP 4 Position Busbar - 5/16" StudsWith 4 positions for Deutsch DTP connectors, this sealed busbar delivers high-current capacity with protected terminations. It’s built for compact systems that demand durability and reliability.The 4-position sealed busbar offers excellent resistance to moisture, dust, and corrosion, making it ideal for harsh marine and industrial environments.Its compact design fits tight spaces while providing clean, organized wiring. This busbar simplifies installation and maintenance by keeping connections sealed and secure, ensuring long-lasting performance even under heavy vibration and exposure to the elements. Normalized SKU: 2324D056UPC Code: 810196331136Bluewater 2324-D-056 Literature Download Product Brochure
Sold out -17% sale
Bluewater Qualifies for Free Shipping Bluewater Duel DT12 Male 5/16
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Bluewater Bluewater Duel DT12 Male 5/16" Busbar #2314-D-256 $60.42 $72.50
Bluewater 2314-D-256 Bus BarsDual 12 Position Male Sealed Deutsch Connector Busbar - 5/16" StudThis sealed dual-input busbar features 12 positions for Deutsch DT connectors, offering secure, waterproof connections for complex systems.Ideal for combining protected inputs and outputs in one unit, this dual DT busbar simplifies wiring in marine, off-road, and industrial applications. Built to handle harsh environments, it reduces clutter while maintaining signal integrity and power flow.The compact, molded housing resists moisture and vibration, making it perfect for high-demand electrical installations where durability and efficiency matter most. Use the dual DT busbar to streamline circuit layouts and ensure long-term reliability in sealed systems. Normalized SKU: 2314D256UPC Code: 810196331129
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Bluewater Qualifies for Free Shipping Bluewater 12-Position Male Deutsch Connectors 5/16
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Bluewater Bluewater 12-Position Male Deutsch Connectors 5/16" #2314-D-056 $25.84 $30.84
Bluewater 2314-D-056 Bus Bars12 Position Male Sealed Deutsch Connector Busbar - 5/16" StudThis waterproof busbar is designed for Deutsch-style DT connectors and built to resist moisture, corrosion, and vibration. With its rugged housing and sealed construction, it’s ideal for marine, off-road, and industrial power distribution where reliability is critical.Key Benefits of the Waterproof Busbar: Compact design supports multiple circuits in one sealed unit Protects against salt spray, dirt, and harsh weather conditions Simplifies wiring for lights, sensors, and other accessories Delivers clean, low-maintenance connections in demanding environments When durability and protection matter, trust this sealed DT busbar to keep your electrical system safe and dependable. Normalized SKU: 2314D056UPC Code: 810196331112
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Bluewater Qualifies for Free Shipping Bluewater 14-Position FCI Bus Bar 3 Screw 1 Post #2314-B-001
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Bluewater Bluewater 14-Position FCI Bus Bar 3 Screw 1 Post #2314-B-001 $42.72 $51.26
Download LiteratureBluewater 2314-B-001 Bus Bars14 Position FCI Busbar 3 Screw 1 PostDesigned for use with FCI connectors, this sealed busbar supports modular, secure electrical connections in harsh environments. It’s ideal for marine, heavy equipment, or mobile installations where vibration and water ingress are concerns.The FCI busbar provides excellent corrosion resistance and maintains stable conductivity even under constant exposure to moisture and salt spray. Its rugged construction minimizes maintenance and ensures long-term reliability.Compact and easy to install, the FCI busbar streamlines wiring while protecting critical power circuits in demanding applications.Specifications: Current Rating: 150A@ 48V DC Number of Positions: Male 14 Positions Wire Gage Range: 20 AWG to 12 AWG Terminal Size: 2.8 mm Housing Material: Polyamide (PA) Sealing Protection: IP68 Temperature Rating of Material: -40°C to+ 125°C Input Connector: Male 54201415 Mate Connector: Female 54201411 Plate: 2mm thick Copper with tin-plated Stud: Stainless Steel 3/8" Base: RETPU Overmolded Mounting Holes (4): 0 0.20" Normalized SKU: 2314B001Bluewater 2314-B-001 Literature Download Quick Reference Guide
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Bluewater Qualifies for Free Shipping Bluewater 14-Position FCI Molded Busbar #2314-B-000
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Bluewater Bluewater 14-Position FCI Molded Busbar #2314-B-000 $47.21 $56.65
Bluewater 2314-B-000 Bus Bars14 Position Sealed FCI Molded BusbarGreat For: Reliable Marine Power Distribution, Reducing Wiring Clutter, And Handling 100a To 250a With Secure Connections.Features: Terminals: 5/16" Mounting Holes: 0.175" Distance between Mounting Holes: 4" Take 5/32" Pan Head Machine Screw Sealed IP67 Specifications: Max. Voltage: 48 VDC Current Rating: 150 A Normalized SKU: 2314B000UPC Code: 810196331105
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Pacer Group Not Qualified for Free Shipping Pacer Butt Splice 16-14 AWG Blue Adhesive Heatshrink 500-pk #TBSE14-500
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Pacer Group Pacer Butt Splice 16-14 AWG Blue Adhesive Heatshrink 500-pk #TBSE14-500 $174.52 $221.66
Download LiteraturePacer Group TBSE14-500 Bus Bars16-14 AWG Heat Shrink Butt Connector - 500 PackButt splices are crimp connectors used to safely connect one or more wires to another wire. Step-down butt splices are meant to connect a higher-gauge wire to a lower-gauge wire. They could also be used to connect two or more smaller-gauge wires to a single wire. When selecting which type to get, pay special attention to whether they are epoxy lined or not. Many manufacturers do not line the interior of their butt splices with meltable glue. This epoxy reacts to heat and expands, creating a superior, environmentally sealed connection.Features: Made from tinned copper and various insulations Up to 600 Volts Not applicable to all styles Operating Temp: -55°C to 125°C UL, CSA, RoHS Compliant Benefits & Protections: Impact Resistant Multiple Uses Long Term Protection Easy to Install Specifications: Wire Range: #16-14 AWG Insulation Color: Blue Max Wire Insulation Outer Diameter (inch): 0.21" Package Size: Five hundred Normalized SKU: TBSE14500Pacer Group TBSE14-500 Literature Download Quick Reference Guide Owners Manual
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Pacer Group Not Qualified for Free Shipping Pacer Ring 12-10 #10 Stud Size Yellow Adhesive Heatshrink 500-pk #TE10-10R-500
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Pacer Group Pacer Ring 12-10 #10 Stud Size Yellow Adhesive Heatshrink 500-pk #TE10-10R-500 $245.68 $312.03
Download LiteraturePacer Group TE10-10R-500 Bus BarsPacer 12-10 AWG Heat Shrink Ring Terminal - #10 Stud Size - 100 PackRing terminals are used to connect wires to a connection point. They can easily be used with two or more wires. They offer a solid connection as the ring is fitted over a stud. This removes the possibility of the terminal disconnecting. Using the proper parts is essential to a high-quality electrical connection. Ring terminals are the most secure type of tongue-style terminal. They are known for their durability and ease of use.Features: Tinned copper 600 Volts The operating temperature is -55°C to 125°C Highly compliant Benefits & Protections: Solid connections Extremely durable Long-lasting Tin-plated Easy to install Specifications: Color: Yellow Wire AWG: 12-10 AWG Stud Size: #10 Terminal Pad Width (inch): 0.39” Package Size: Five hundred Normalized SKU: TE1010R500Pacer Group TE10-10R-500 Literature Download Quick Reference Guide Owners Manual
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Egis Qualifies for Free Shipping Egis Busbar 4 Hole M8/M10 Quad #8794
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Egis Egis Busbar 4 Hole M8/M10 Quad #8794 $7.21 $8.48
Download LiteratureEgis 8794 Bus Bars4 Hole Quad Shaped Busbar ConnectorLink Together XD Single, Dual, and Triple XD Relays to multiple sealed fuse blocks or link fuse blocks together for compact installation.Tin-Plated Copper to ensure reliable circuit connectivity and anti-corrosive features keep it last long term.Specifications: Continuous Current (Amps): 500 Max Voltage (Vdc): 72 Material: Tin Plated Copper Size: 90mm x 90mm Thickness: 2.8 mm (1/8") Terminal Stud Hole Size: 10.5mm (3/8") Normalized SKU: 8794UPC Code: 850067590088Egis 8794 Literature Download Quick Reference Guide
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Egis Qualifies for Free Shipping Egis Busbar 3 Hole M8/M10 L Shaped #8793
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Egis Egis Busbar 3 Hole M8/M10 L Shaped #8793 $6.78 $7.98
Download LiteratureEgis 8793 Bus Bars3 Hole L Shaped Busbar ConnectorLink Together XD Single, Dual, and Triple XD Relays to multiple sealed fuse blocks or link fuse blocks together for compact installation.Tin-Plated Copper to ensure reliable circuit connectivity and anti-corrosive features keep it last long term.Specifications: Continuous Current (Amps): 500 Max Voltage (Vdc): 72 Material: Tin Plated Copper Size: 90mm x 90mm Thickness: 2.8 mm (1/8") Terminal Stud Hole Size: 10.5mm (3/8") Normalized SKU: 8793UPC Code: 850067590071Egis 8793 Literature Download Quick Reference Guide
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BEP Marine BEP Marine Link Bar Z Bar Set #779-LB-ZS $18.34 $21.89
BEP Marine 779-LB-ZS Bus BarsBEP Marine Link Bar Z Bar Set #779-LB-ZSNormalized SKU: 779LBZSUPC Code: 843687008637
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BEP Marine Qualifies for Free Shipping BEP Marine Link Bar Battery Switch Set #779-LB-BSS
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BEP Marine BEP Marine Link Bar Battery Switch Set #779-LB-BSS $40.61 $48.73
BEP Marine 779-LB-BSS Bus Bars  A range of linking bars to complement the Pro Installer range of products High-purity copper, tin plated for optimum marine electrical performance Fastest, most economical way of connecting products Saves space, allows clustering for the most compact installations Links can be doubled for higher loads High purity copper, tin plated Fastest, most economical way of connecting products Saves space, allows clustering for the most compact installations 779LBBSS Includes 1ea 779LB1, 3ea 779LB2 Normalized SKU: 779LBBSSUPC Code: 843687008606
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Egis Qualifies for Free Shipping Egis XD Relay Link Busbar #8790
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Egis Egis XD Relay Link Busbar #8790 $7.92 $9.45
Download Literature Watch VideoEgis 8790 Bus BarsXD Relay Link BusbarThis tin-plated copper is to ensure reliable circuit connectivity and an anti-corrosive feature that will keep it long-lasting.ApplicationsLink Together XD Single, Dual, and Triple XD relays to each other in multiple configurations and even to Egis's 8700 Mechanical Disconnect. Linking relays together creates compact installations and allows for robust circuit switching and battery management.Features: Great electrical conductivity with anti-corrosion tin plating keeps connections reliable This bus bar is tough and built to withstand high amperage loads and resist deformation from nut-tightening Save install space by linking XD Relays together for even more capability and maintain a professional-looking install Specifications: Continuous Current (Amps): 500 Max Voltage (VDC): 72 Material: Tin-plated copper Size (L x W): 47.8mm x 22.8mm  Thickness: 2.8mm (1/8”) Terminal Stud Hole Size: 10.5mm (3/8”) WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Normalized SKU: 8790UPC Code: 850035199879Egis 8790 Literature Download Quick Reference GuideEgis 8790 Video
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BEP Marine Qualifies for Free Shipping BEP Pro Installer Link Joiner 6-Way #779-LBJ-6
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BEP Marine BEP Pro Installer Link Joiner 6-Way #779-LBJ-6 $28.57 $34.10
Download LiteratureBEP Marine 779-LBJ-6 Bus BarsPro Installer Link Joiner 6-WayThis tin-plated bus bar can be used to link 6 adjacent DC products together.  The rating varies from 350-650 Amps depending on how this busbar is wired, see drawing for details.  Made from tin-plated high-purity copper, this bar is intended for use with the BEP Pro Installer system but it has universal applications anywhere a high amperage link bus is needed. Pro Installer link bars provide the fastest and most economical way of connecting the Pro Installer line of products to save space and allow for the most compact installations. The common interconnection height of Pro Installer components allows link bars to quickly and easily convert a group of different products into a functional cluster. Links can be doubled to accommodate higher loads.Features: Tin-plated high-purity copper for maximum conductivity and corrosion resistance 650 AMP continuous rating between two adjacent positions 350 AMP continuous rating across all positions Bars can be doubled up for additional amperage This link bar is intended to be used with 3/8" studs Hole spacing is 2"  Overall dimensions 10.8" x 1" WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Normalized SKU: 779LBJ6UPC Code: 843687008125BEP Marine 779-LBJ-6 Literature Download Quick Reference Guide
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BEP Marine Qualifies for Free Shipping BEP Pro Installer Link Joiner 4-Way #779-LBJ-4
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BEP Marine BEP Pro Installer Link Joiner 4-Way #779-LBJ-4 $19.76 $23.59
Download LiteratureBEP Marine 779-LBJ-4 Bus BarsPro Installer Link Joinder 4-WayThis tin-plated bus bar can be used to link 4 adjacent DC products together.  The rating varies from 450-650 Amps depending on how this busbar is wired.  Made from tin-plated high-purity copper, this bar is intended for use with the BEP Pro Installer system but it has universal applications anywhere a high amperage link bus is needed. Pro Installer link bars provide the fastest and most economical way of connecting the Pro Installer line of products to save space and allow for the most compact installations. The common interconnection height of Pro Installer components allows link bars to quickly and easily convert a group of different products into a functional cluster. Links can be doubled to accommodate higher loads.Features: Tin-plated high-purity copper for maximum conductivity and corrosion resistance 650 AMP continuous rating between two adjacent positions 450 AMP continuous rating across all positions This link bar is intended to be used with 3/8" studs Hole spacing is 2"  Overall dimensions 6.9" x 1" WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Normalized SKU: 779LBJ4UPC Code: 843687008101BEP Marine 779-LBJ-4 Literature Download Quick Reference Guide
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BEP Marine Qualifies for Free Shipping BEP Pro Installer Link Joiner 5-Way #779-LBJ-5
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BEP Marine BEP Pro Installer Link Joiner 5-Way #779-LBJ-5 $24.43 $29.16
Download LiteratureBEP Marine 779-LBJ-5 Bus BarsPro Installer Link Joiner 5-WayThis tin-plated bus bar can be used to link 5 adjacent DC products together.  The rating varies from 400-650 Amps depending on how this busbar is wired, see drawing for details.  Made from tin-plated high-purity copper, this bar is intended for use with the BEP Pro Installer system but it has universal applications anywhere a high amperage link bus is needed. Pro Installer link bars provide the fastest and most economical way of connecting the Pro Installer line of products to save space and allow for the most compact installations. The common interconnection height of Pro Installer components allows link bars to quickly and easily convert a group of different products into a functional cluster. Links can be doubled to accommodate higher loads.Features: Tin-plated high-purity copper for maximum conductivity and corrosion resistance 650 AMP continuous rating between two adjacent positions 400 AMP continuous rating across all positions Bars can be doubled up for additional amperage This link bar is intended to be used with 3/8" studs Hole spacing is 2"  Overall dimensions 8.8" x 1" WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Normalized SKU: 779LBJ5UPC Code: 843687008118BEP Marine 779-LBJ-5 Literature Download Quick Reference Guide
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Egis Qualifies for Free Shipping Egis XD Relay Cross-Over Busbar #8791
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Egis Egis XD Relay Cross-Over Busbar #8791 $12.37 $14.76
Download Literature Watch VideoEgis 8791 Bus BarsXD Relay Cross-Over Bus BarThe XD Relay Cross-Over Bus Bar allows users to link together Egis XD Single, Dual, and Triple XD Relays to each other in multiple configurations and even to the Egis 8700 Mechanical Disconnect.  Linking relays together creates compact installations and allows for robust circuit switching and battery management.Features: Tin-Plated Copper to ensure reliable circuit connectivity and anti-corrosive features keep it last long term. Robust Protective Insulation ensures no accidental contact shorts between XD relays. Specifications: Continuous Current (Amps): 500 Max Voltage (VDC): 72 Material: Tin-plated copper Size (L x W): 90 x 47mm Thickness: 2.8mm (1/8") Terminal Stud Hole Size: 10.5mm (3/8”) Normalized SKU: 8791UPC Code: 850035199886Egis 8791 Literature Download Quick Reference GuideEgis 8791 Video
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Egis Qualifies for Free Shipping Egis RT Screw Terminal12 Circuit Dual Lever Busbar #8030
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Egis Egis RT Screw Terminal12 Circuit Dual Lever Busbar #8030 $17.21 $20.54
Download LiteratureEgis 8030 Bus BarsRT Screw Terminal 12 Circuit Dual Lever Bus BarThis Egis bus bar seamlessly integrates with RT fuse blocks, can be used as a standalone ground bus, or can be assembled with an existing RT Series fuse block line. Also, this multi-level low-amp has terminal screws for improved mounting.Applications: The 12-circuit block ensures ground connection reliability with this compact and well-constructed ground bus block. RT series connection compatibility enables a smaller installation footprint and convenient negative terminal access when installed with a fuse block application. Features: Bullet-proof construction - designed with high-temperature materials and stainless steel self-locking hardware, allows mounting anywhere on the vehicle Seamlessly integrates with RT fuse blocks - use as a standalone ground bus or assembled with existing RT series fuse block lines Specifications: Maximum Current (Entire Block) Amps: 100 Maximum Current (Per Circuit) Amps: 30 Max Output Wire Size: #10 AWG Voltage Range VDC: 0-36 Number of Fuse Positions: 12 Output Terminal Connection Ring Terminal Size: M4 / (#8) Focal Features:Robust Materials For Harsh EnvironmentsAll attachment hardware is constructed of stainless steel with self-locking mechanisms for long-lasting installations. A plated copper alloy bus bar conductor withstands corrosion and maximizes conductivity. Engineering-grade composite insulators support high-temperature application exposure, such as in engine compartments.Seamlessly Integrates With RT Fuse BlocksIt can be installed individually on its own or assembled to the end of a 6, 12, or 18-position RT Series fuse block for a more compact overall footprint. Normalized SKU: 8030UPC Code: 850035199756Egis 8030 Literature Download Quick Reference Guide Owners Manual
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Sea-Dog Sea-Dog Bus Bar with Cover 4 Terminals #426691-3 $59.96 $71.95
Sea-Dog 426691-3 Bus BarsSea-Dog Bus Bar with Cover 4 Terminals #426691-3Normalized SKU: 4266913UPC Code: 035514433181
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Newmar Qualifies for Free Shipping Newmar Ground Bus Bar Single #BB-2
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Newmar Newmar Ground Bus Bar Single #BB-2 $75.85 $94.16
Newmar BB-2 Bus BarsBB-2 Bus BarIdeal as a DC ground tie point or positive bus, this heavy-duty, 500-amp-rated bus bar assembly features 5/16 in. studs on 1 in. center in 1/4 in. thick copper bar for common connection or distribution of large wire gauges.Features: Accommodate 5/16" ring terminals Insulated base (reinforced nylon resin with a clear protective cover) Specifications: Quantity of 5/16" Studs: 2 Size (inches): 1/16" x 1 1/2" Normalized SKU: BB2
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Newmar Qualifies for Free Shipping Newmar Bus Bar #BB-8
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Newmar Newmar Bus Bar #BB-8 $183.88 $233.54
Newmar BB-8 Bus BarsBB-8 Bus BarIdeal as a DC ground tie point or positive bus, this heavy-duty, 500-amp-rated bus bar assembly features 5/16 in. studs on 1 in. center in 1/4 in. thick copper bar for common connection or distribution of large wire gauges.Features: Accommodate 5/16" ring terminals Insulated base (reinforced nylon resin with a clear protective cover) Specifications: Quantity of 5/16" Studs: 8 Size (inches): 9-1/16” x 1-1/2” Normalized SKU: BB8

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First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!

Yes, we offer FREE Shipping on most orders over $149 to US-48*.

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  • Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
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