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 5064 Fuse Holder ATO/ATC In Line is a reliable and versatile solution for safeguarding your electrical circuits. Compatible with both ATO and ATC fuses, this in-line fuse holder offers flexibility for various applications. Its straightforward in-line design simplifies integration into existing wiring, ensuring easy installation and replacement. Built with durability in mind, the Blue Sea 5064 is suitable for automotive, marine, and industrial environments, providing a robust and dependable solution to secure your electrical system.
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€ 4,67
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1-2 weeks delivery time The Blue Sea 7620 - ML-ACR Automatic Charging Relay is a 500 Amp magnetic latching relay designed for managing dual battery banks, ensuring optimal charging and isolation during engine cranking. With advanced features like dual sensing, start isolation, and engine isolation, it provides reliable protection for sensitive electronics. The relay is engineered for high performance with a waterproof, durable design, and its robust features make it ideal for use in marine applications.
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€ 286,19
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1-2 weeks delivery time The Blue Sea 7622 - ML-ACR Automatic Charging Relay with Manual Control, 12V DC 500A is designed for efficient power management and protection of dual battery banks in marine applications. It supports high-output alternators, features dual sensing, and includes a manual control switch for enhanced safety, with minimal power draw and robust performance in challenging environments.
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€ 321,80
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1-2 weeks delivery time The Blue Sea 7623 ML-ACR Automatic Charging Relay with Manual Control is an essential component for managing and protecting dual battery systems in 24V DC applications. With its robust 500A continuous rating and the ability to handle high cranking currents, it efficiently manages the charging, isolation, and emergency starting of large battery banks. Featuring both automatic and manual control capabilities, this relay offers flexibility, safety, and long-lasting performance, making it ideal for marine, automotive, and other high-demand systems.
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€ 305,81
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1-2 weeks delivery time The Blue Sea 4302 WeatherDeck® 12V DC Waterproof Fuse Panel is built for durability and performance in harsh marine environments. Its IP67 rating ensures the panel is waterproof, providing peace of mind even in the most challenging conditions. The bicolored LEDs make it easy to monitor your circuits, ensuring that your electrical system remains safe and functional at all times.
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€ 79,30
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1-2 weeks delivery time The Blue Sea 4304 - WeatherDeck® 12V DC Waterproof Fuse Panel is designed for harsh marine environments, offering superior weather protection with an IP67 rating. It features 4 positions, bicolored LEDs for easy circuit status identification, and a reliable fuse-based circuit protection system. Ideal for flybridges and open cockpits, this compact and durable fuse panel ensures safe and efficient power management in exposed conditions.
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€ 110,43
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1-2 weeks delivery time The Blue Sea 4305 WeatherDeck® 12V DC Waterproof Switch Panel is designed for marine environments, providing a reliable solution for small boats. With its IP67 rating and UV-resistant construction, this panel offers durability in harsh weather conditions. The integrated switch guards and multiple mounting options enhance convenience and security.
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€ 65,07
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1-2 weeks delivery time The Blue Sea 4306 - WeatherDeck® 12V DC Waterproof Fuse Panel - Gray 6 Positions is a rugged, waterproof fuse panel ideal for marine and outdoor environments. With an IP67 rating for water resistance and bicolored LEDs for clear circuit status identification, this panel is perfect for flybridge and open cockpit applications. It features integrated ATO/ATC fuse protection, a 90A cumulative panel rating, and comes in multiple circuit configurations for flexible installation options. Constructed from reinforced polycarbonate, it ensures durability and reliability even in harsh conditions.
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€ 156,15
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1-2 weeks delivery time The Blue Sea 4308 WeatherDeck® 12V DC Waterproof Fuse Panel is a highly durable and weatherproof solution designed for marine applications. Featuring 8 positions, IP67 water resistance, and bicolored LED indicators, this fuse panel offers reliable circuit protection with clear visibility of circuit status. Ideal for use on flybridges and in open cockpits, it ensures safe and easy monitoring of electrical systems in harsh conditions.
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€ 219,26
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1-2 weeks delivery time The Blue Sea 4320 - Water-Resistant Circuit Breaker Switch Panel, Gray, 4 Positions is built for tough, exposed environments. Featuring four 15A illuminated circuit breakers, this durable panel offers overcurrent protection and a low-profile design for easy installation. Its water-resistant features, including silicon boots and a corrosion-resistant polycarbonate/ABS surface, ensure reliable performance in marine and outdoor settings. With simple wiring and easy-to-replace labels, this panel is perfect for various applications.
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Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time The Blue Sea 4321 - Water-Resistant Circuit Breaker Switch Panel is a durable and versatile panel that features four illuminated 15A circuit breakers, a 12V socket, and a dual USB charger. Its UV-stabilized, flame-retardant polycarbonate/ABS surface and silicon gasket offer superior protection against water ingress, making it ideal for marine and outdoor applications. With easy installation, fast wiring, and customizable labels, this panel is a reliable and practical addition to any electrical system.
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€ 77,28
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1-2 weeks delivery time The Blue Sea 4322 Water-Resistant Circuit Breaker Switch Panel is built for tough environments, offering essential circuit protection with illuminated breakers and water ingress protection. Its durable construction and ease of installation make it ideal for exposed marine applications.
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€ 52,82
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1-2 weeks delivery time The Blue Sea 4363 - Water-Resistant Accessory Panels is a durable and efficient solution for 12V DC systems, featuring a 15A circuit breaker switch, 12V socket, and 2.1A dual USB charger. Its water-resistant design with a pre-wired harness ensures easy installation and reliable operation in tough marine and outdoor environments.
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€ 62,36
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1-2 weeks delivery time The Blue Sea 4374 - WeatherDeck® 12V DC Waterproof Circuit Breaker Panel is a rugged, waterproof panel designed for marine and outdoor applications. With 4 positions and IP67-rated protection, this panel provides reliable circuit protection in harsh weather. It features green LED backlighting for easy readability, is compatible with Blue Sea Systems Digital Dimmers, and offers flexible installation options. The panel is built to handle up to 15A per circuit and can be mounted in multiple orientations for various applications.
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€ 151,46
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1-2 weeks delivery time The Blue Sea 4376 WeatherDeck® 12V DC Waterproof Circuit Breaker Panel offers high-performance protection in harsh environments. Its waterproof design and green LED backlighting ensure reliable operation and easy readability in any conditions. Perfect for marine applications, it provides solid circuit protection and flexibility in installation.
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€ 177,47
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1-2 weeks delivery time The Blue Sea 4378 WeatherDeck® 12V DC Waterproof Circuit Breaker Panel is a robust, weather-resistant solution for controlling electrical circuits in marine environments. With 8 positions and green LED backlighting, it ensures reliable performance and clear circuit identification, even in low-light conditions. This panel is perfect for boats exposed to the elements, offering a durable and easily installable option for power distribution.
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€ 229,38
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1-2 weeks delivery time The Blue Sea 8023 - Traditional Metal DC Panel is a fully pre-wired power distribution panel with 8 positions, designed for both 12V and 24V DC systems. It includes built-in positive, negative, and grounding buses, along with backlit circuit labels and "ON" indicating LEDs. The panel is easy to install and features a toggle switch for up to 3 battery banks when meters are used. Its rugged metal construction and user-friendly design make it an excellent choice for marine and RV electrical systems.
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€ 301,33
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1-2 weeks delivery time The Blue Sea 8053 - Panel 6 Position-Slate, Gray is a weatherproof and water-resistant electrical panel with six ON-OFF Contura switches, each featuring an embedded LED indicator. With a panel rating of 45A and switch ratings of 20A at 12V DC and 15A at 24V DC, it is ideal for marine or outdoor use, offering reliable operation in rain, salt spray, and other challenging conditions. The panel's durable construction and compact design make it an essential component for above-deck applications.
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€ 220,43
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1-2 weeks delivery time The Blue Sea 8054 - Panel 3 Position-Slate Gray is a durable, weather-resistant power distribution panel designed for use in marine and outdoor environments. With three positions, ON-OFF Contura switches, and embedded "ON" indicating LEDs, it offers reliable performance in rain, salt spray, and washdowns. This panel is suitable for both 12V and 24V DC applications, providing an efficient and compact solution for power distribution on boats and similar setups.
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€ 127,69
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1-2 weeks delivery time The Blue Sea 8080 - Dual Battery Bank Management Panel is designed for managing dual battery banks in marine and vehicle applications. It isolates the engine circuit from the house circuit and provides impressive cranking, continuous, and intermittent current ratings. With a maximum voltage of 32V DC, it protects electronics from power sags and spikes during engine cranking and allows for emergency cross-connection between the battery banks. This robust panel ensures reliable power management and protection in demanding conditions.
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€ 281,08
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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.