Blue Sea Systems offers a comprehensive range of high-quality marine electrical products. Their products include fuse panels, terminal fuses, distribution blocks, battery management systems, switches, circuit protection, and more. These products are designed to enhance the safety, reliability, and efficiency of electrical systems on boats and yachts. Blue Sea Systems' fuse panels and distribution blocks help organize and protect wiring, while their battery management solutions ensure proper power distribution and control. Their switches, voltmeters, and other components provide easy monitoring and control of onboard electrical systems. Overall, Blue Sea Systems' products contribute to the smooth operation and safety of marine electrical systems.
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1-2 weeks delivery time The Blue Sea 2312 is a 20-gang common busbar with cover rated at 150 A DC and 130 A AC, supporting 300 V AC and 48 V DC, featuring two 1/4" terminal studs, twenty #8-32 screw terminals, a tin-plated copper bus, UL 94-V0 glass-reinforced thermoplastic base, and a clear polycarbonate cover, with stud torque of 60 in-lb (6.78 Nm) and screw terminal torque of 15 in-lb (1.69 Nm).
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$ 53.19
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1-2 weeks delivery time The Blue Sea 2314 is a 5-gang mini busbar with cover rated at 100 A continuous, supporting 300 V AC and 48 V DC, featuring two #10-32 terminal studs, five #8-32 screw terminals, a tin-plated copper bus, UL 94-V0 glass-reinforced thermoplastic base, clear polycarbonate cover, stud torque of 18 in-lb (2.03 Nm), and screw terminal torque of 15 in-lb (1.69 Nm).
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$ 26.99
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1-2 weeks delivery time The Blue Sea 2315 is a 4-gang mini busbar with cover rated for 100 A continuous, supporting 300 V AC and 48 V DC, equipped with four #10-32 terminal studs, a tin-plated copper bus, reinforced polycarbonate base, clear polycarbonate cover, and a recommended screw terminal torque of 15 in-lb (1.69 Nm).
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$ 30.97
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1-2 weeks delivery time The Blue Sea 2356 is a water-resistant busbar rated for 100 A AC/DC, supporting 300 V AC and 48 V DC, featuring a tin-plated copper C11000 bus, one #10-32 terminal stud, four #8-32 terminal screws, IP66 protection, and mounting via 1/4" (6 mm) screws, with defined input and load wire size ranges.
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$ 58.81
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1-2 weeks delivery time The Blue Sea 2402 is a 2-circuit terminal block rated for 20 A continuous at up to 300 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M3.5 terminal screws, and mounting via #6 (M3.5) screws, with a compact length of 1.43 in (36.32 mm).
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$ 5.59
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1-2 weeks delivery time The Blue Sea 2404 is a 4-circuit terminal block rated for 20 A continuous at up to 300 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M3.5 terminal screws, mounting via #6 (M3.5) screws, and a length of 2.17 in (55.12 mm).
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$ 6.80
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1-2 weeks delivery time The Blue Sea 2406 is a 6-circuit terminal block rated for 20 A continuous at up to 300 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M3.5 terminal screws, mounting via #6 (M3.5) screws, and a length of 2.91 in (73.91 mm).
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$ 8.94
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1-2 weeks delivery time The Blue Sea 2408 is an 8-circuit terminal block rated for 20 A continuous at up to 300 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M3.5 terminal screws, mounting via #6 (M3.5) screws, and a length of 3.66 in (92.96 mm).
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$ 11.16
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1-2 weeks delivery time The Blue Sea 2410 is a 10-circuit terminal block rated for 20 A continuous at up to 300 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M3.5 terminal screws, mounting via #6 (M3.5) screws, and a length of 4.41 in (112.01 mm).
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$ 15.29
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1-2 weeks delivery time The Blue Sea 2504 is a 4-circuit terminal block rated for 30 A continuous at up to 600 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M4 terminal screws, mounting via #10 (M5) screws, and a length of 3.25 in (82.55 mm).
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$ 9.51
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1-2 weeks delivery time The Blue Sea 2506 is a 6-circuit terminal block rated for 30 A continuous at up to 600 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M4 terminal screws, mounting via #10 (M5) screws, and a length of 4.38 in (111.25 mm).
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$ 13.10
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1-2 weeks delivery time The Blue Sea 2508 is an 8-circuit terminal block rated for 30 A continuous at up to 600 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M4 terminal screws, mounting via #10 (M5) screws, and a length of 5.50 in (139.7 mm).
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$ 14.27
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1-2 weeks delivery time The Blue Sea 2510 is a 10-circuit terminal block rated for 30 A continuous at up to 600 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M4 terminal screws, mounting via #10 (M5) screws, and a length of 6.63 in (168.4 mm).
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$ 17.23
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1-2 weeks delivery time The Blue Sea 2512 is a 12-circuit terminal block rated for 30 A continuous at up to 600 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M4 terminal screws, mounting via #10 (M5) screws, and a length of 7.75 in (196.85 mm).
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$ 19.24
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1-2 weeks delivery time The Blue Sea 2604 is a 4-circuit terminal block rated for 65 A continuous at up to 600 V AC/DC, featuring a closed-back insulated design, nickel-plated brass bus, stainless steel M5 terminal screws, mounting via #10 (M5) screws, and a length of 3.89 in (98.81 mm).
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$ 18.83
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1-2 weeks delivery time The Blue Sea 2701 is a DualBus busbar with positive and negative buses on a single block, rated for 100 A continuous, supporting 300 V AC and 48 V DC, and featuring 5 screw terminals per bus, #8-32 terminals, and a UL 94-V0 glass-reinforced thermoplastic base.
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$ 29.80
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1-2 weeks delivery time The Blue Sea 2702 is a DualBus busbar combining positive and negative buses in a single block, rated for 100 A continuous, supporting 300 V AC and 48 V DC, with 10 screw terminals per bus, #8-32 terminals, and a UL 94-V0 glass-reinforced thermoplastic base.
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$ 38.61
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1-2 weeks delivery time The Blue Sea 2708 is a protective insulating cover designed for the PowerBar 600A BusBar (PN 2104), providing mechanical protection and insulation, with a weight of 0.10 lb (0.05 kg).
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$ 44.07
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1-2 weeks delivery time The Blue Sea 2709 is an insulating cover designed for the DualBus 100A BusBar (PN 2701), with overall dimensions 106.36 × 63.5 × 22.23 mm and a weight of 0.03 lb (0.01 kg).
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$ 25.29
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1-2 weeks delivery time The Blue Sea 2713 is a protective insulating cover for Common 100A Mini BusBars (PN 2304 and 2305), with a weight of 0.02 lb (0.01 kg) and CE certification.
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$ 6.40
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What are the key components and features of a Blue Sea Systems add-a-battery dual circuit system, and how does it contribute to effective battery management on boats?
A Blue Sea Systems add-a-battery dual circuit system is a comprehensive solution designed for efficient battery management on boats and yachts. It includes key components such as an Automatic Charging Relay (ACR), distribution blocks, switches, fuses, and terminal blocks. The system allows seamless switching between battery banks, prioritizing charging and isolating them when necessary. This setup optimizes power distribution, prevents battery drain, and ensures reliable starting power. The dual circuit system is a fundamental tool in maintaining electrical integrity and uninterrupted power supply on marine vessels.
By integrating a Blue Sea Battery Switch, users gain a reliable and safe method to manually control power flow between battery banks. This switch is built to marine-grade standards, ensuring long-term durability in harsh environments.
How does a Blue Sea Systems SI-ACR (Automatic Charging Relay) function, and what benefits does it offer for maintaining optimal battery charging and isolation?
The Blue Sea Systems SI-ACR (Automatic Charging Relay) is a key component in advanced Marine Wiring systems, designed to simplify and optimize the management of multiple battery banks on boats and yachts. It functions by automatically connecting battery banks during charging—when voltage exceeds a preset threshold—and isolating them when charging stops or voltage drops.
For a complete power distribution and protection solution, pair the SI-ACR with a robust Blue Sea Fuse Block.
What is the purpose of a Blue Sea Systems MRBF (Terminal Fuse) and how is it utilized in marine electrical systems to ensure safety and protection?
The Blue Sea Systems MRBF (Terminal Fuse) is a crucial component in marine electrical systems designed to provide protection against overcurrent situations. It safeguards electrical circuits and equipment by interrupting the flow of current in the event of a fault or excessive current draw. These fuses are engineered to handle high current loads and are typically installed in close proximity to batteries, making them a critical element in systems that require high reliability and safety.
Often used alongside Blue Sea Add a Battery systems, MRBF fuses ensure consistent protection and help maintain the integrity of the overall electrical setup. Their compact design and high interrupt capacity make them ideal for marine environments, where space is limited and safety is paramount.
To further enhance electrical safety and efficiency, integrating a Blue Sea Terminal Block provides organized and secure connections, optimizing the performance and reliability of marine electrical installations.