Blue Sea Systems Products: Precision and Reliability in Marine Electrical Components
Whether it's a surface-mounted power distribution panel or a common busbar, their products are designed with precision and reliability in mind. The A-series toggle switches, ANL and ATC fuses, ML-ACR and M-Series Mini relays, and specialty M2 OLED digital displays are just a few examples of their diverse product range catering to various marine needs.With features like ignition protection, high amperage capacity, and fast-charging capabilities, Blue Sea Systems ensures that their products meet the stringent requirements of specialty vehicle industries and marine applications. Their commitment to product quality and reliability makes them a trusted choice for power distribution panels and other electrical components in the boating industry.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
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1-2 weeks delivery time The Blue Sea 5243100 set includes 25 ATO/ATC fuses rated at 20A each, supplied as a multi-pack for electrical circuit protection, replacements, and maintenance use. Total package weight is 0.06 lb (0.03 kg). |
$ 35.29
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1-2 weeks delivery time The Blue Sea 5244 ATO / ATC Fuse (25A) is a fast-acting blade fuse for reliable DC circuit protection in automotive, truck, and marine electrical systems. Rated at 25A and 32V DC, it features tin-plated connector blades for improved corrosion resistance and an interrupt capacity of 1000A. Supplied as a 2-piece retail pack, this fuse weighs 0.03 lb (0.01 kg) and is compatible with all ST Blade products, ATO/ATC fuse holders, and ST-Blade Water-Resistant Fuse Blocks. |
$ 4.05
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1-2 weeks delivery time The Blue Sea 5245100 set includes 25 ATO/ATC fuses rated at 30A each, supplied as a multi-pack for electrical circuit protection, replacements, and maintenance applications. Total package weight is 0.06 lb (0.03 kg). |
$ 35.29
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1-2 weeks delivery time The Blue Sea 5250 AMI / MIDI Fuse 30A is a fast-acting 32V DC fuse designed for reliable circuit protection in automotive, truck, and electronic applications. It features tin-plated copper connector blades for improved corrosion resistance and provides a visible indication of a blown condition for faster troubleshooting. Interrupt capacity is rated at 5000A @ 16V DC and 2000A @ 32V DC, with an operating temperature range of -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5251 AMI / MIDI Fuse 40A is a fast-acting 32V DC fuse designed for dependable circuit protection in electronic systems as well as automotive and truck applications. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for quick inspection and servicing. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it supports high fault-current protection while operating across a wide temperature range of -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5252 AMI / MIDI Fuse 50A is a fast-acting 32V DC fuse designed for reliable circuit protection in electronic devices as well as automotive and truck electrical systems. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for quick inspection during maintenance. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it provides strong fault-current protection and operates in temperatures from -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5253 AMI / MIDI Fuse 60A is a fast-acting 32V DC fuse built for dependable circuit protection in electronic devices as well as automotive and truck electrical systems. It uses tin-plated copper connector blades to improve corrosion resistance and provides a visible indication of a blown condition for fast inspection and servicing. Rated with an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it supports high fault-current protection and operates across -40°C to 125°C. Supplied in a pack of 2. |
$ 11.93
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1-2 weeks delivery time The Blue Sea 5254 AMI / MIDI Fuse 70A is a fast-acting 32V DC fuse designed for dependable circuit protection in electronic devices as well as automotive and truck electrical systems. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for quick inspection during servicing. Interrupt capacity is rated at 5000A @ 16V DC and 2000A @ 32V DC, with an operating temperature range of -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5255 AMI / MIDI Fuse 80A is a fast-acting 32V DC fuse engineered for reliable circuit protection in electronic devices as well as automotive and truck electrical systems. It features tin-plated copper connector blades for enhanced corrosion resistance and a visible indication of a blown condition for fast inspection and troubleshooting. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it provides strong fault-current protection and operates from -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5256 AMI / MIDI Fuse 100A is a fast-acting 32V DC fuse designed for dependable circuit protection in electronic devices as well as standard automotive and truck electrical systems. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for quick inspection during service. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it provides strong fault-current protection and supports operation from -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5257 AMI / MIDI Fuse 125A is a fast-acting 32V DC fuse designed for dependable circuit protection in electronic devices as well as automotive and truck electrical systems. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for quick inspection during servicing. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it supports high fault-current protection and operates in temperatures from -40°C to 125°C. Supplied in a pack of 2. |
$ 11.93
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1-2 weeks delivery time The Blue Sea 5258 AMI / MIDI Fuse 150A is a fast-acting 32V DC fuse designed for reliable circuit protection in electronic devices as well as standard automotive and truck electrical systems. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for fast visual inspection during servicing. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it provides high fault-current protection and supports operation in temperatures from -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5259 AMI / MIDI Fuse 175A is a fast-acting 32V DC fuse designed for reliable circuit protection in electronic devices as well as automotive and truck electrical systems. It features tin-plated copper connector blades for corrosion resistance and a visible indication of a blown condition for quick inspection during servicing. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it supports high fault-current protection and operates across a temperature range of -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5260 AMI / MIDI Fuse 200A is a fast-acting 32V DC fuse designed for dependable circuit protection in electronic devices as well as automotive and truck electrical systems. It features tin-plated copper connector blades for enhanced corrosion resistance and a visible indication of a blown condition for fast inspection during servicing. With an interrupt capacity of 5000A @ 16V DC and 2000A @ 32V DC, it supports high fault-current protection and operates across a temperature range of -40°C to 125°C. Supplied in a pack of 2. |
$ 12.79
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1-2 weeks delivery time The Blue Sea 5275 AGA Fuse 20A is a compact 32V DC fuse designed for 12/24V DC circuit protection commonly used with electronic equipment. It features a visible indication of a blown condition for quick inspection and servicing. Rated at 20A, this fuse is supplied five per retail package and weighs 0.03 lb (0.01 kg). |
$ 5.47
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1-2 weeks delivery time The Blue Sea 5282 GMA Fuse 3A is a compact fuse designed for circuit protection in electronic applications, commonly used in 12/24V DC systems. Rated at 3A, it supports a maximum voltage of 250V AC / 24V DC and features a visible indication of a blown condition for quick inspection and replacement. Supplied three per retail package, it weighs 0.03 lb (0.01 kg) and is suitable for space-efficient installations. |
$ 3.77
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1-2 weeks delivery time The Blue Sea 5283 GMA Fuse 5A is a compact fuse designed for circuit protection in electronic applications commonly used in 12/24V DC systems. Rated at 5A, it supports a maximum voltage of 125V AC / 24V DC and features a visible indication of a blown condition for fast inspection and replacement. Supplied three per retail package, it weighs 0.03 lb (0.01 kg) and is suitable for space-efficient fuse installations. |
$ 3.77
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1-2 weeks delivery time The Blue Sea 5284 GMA Fuse 7A is a compact fuse designed for circuit protection in electronic applications commonly used in 12/24V DC systems. Rated at 7A, it supports a maximum voltage of 125V AC / 24V DC and includes a visible indication of a blown condition for quick inspection and replacement. Supplied three per retail package, it weighs 0.03 lb (0.01 kg) and is suitable for space-efficient installations. |
$ 3.77
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What are the primary components of marine electrical systems, and how do they contribute to the functionality of a boat?
Marine electrical systems consist of several key components that are essential for the functionality of a boat. These components include fuse blocks, circuit breaker panels, toggle switches, terminal blocks, and busbars, among others. Fuse blocks and heavy duty circuit breaker panels provide crucial circuit protection, ensuring that electrical circuits are safeguarded against overloads and short circuits. Toggle switches and terminal blocks facilitate the operation and connection of various electrical devices and systems onboard, while busbars enable efficient power distribution throughout the vessel. Innovative electrical systems, such as those offered by Blue Sea Systems, are engineered to withstand marine conditions, providing water resistance and durability. These components collectively contribute to reliable power distribution, efficient circuit protection, and overall electrical system performance, ensuring the safety and functionality of the boat.
In addition to these essential components, marine electrical systems may also include specialized equipment like switch panels and battery chargers. A 12-circuit switch panel allows for convenient control over multiple electrical circuits, while heavy-duty battery chargers ensure efficient charging of onboard batteries. Remote battery switches provide convenient control over battery banks, enhancing operational flexibility. Surface-mounted powerbars serve as centralized distribution points for electrical connections, simplifying wiring and maintenance tasks. As a trusted supplier in the marine industry, Blue Sea Systems offers fast-charging solutions and ignition-protected components like the SI-ACR, ensuring safe and reliable operation. Single-pole components like the L-series, AMG, and MIDI fuses provide essential circuit protection, while wire gauges (AWG) are carefully selected to meet the reliability standards of boating applications For centralized safety and protection, consider integrating a Blue Sea Fuse Block into your setup.
Whether you're upgrading an existing setup or outfitting a new vessel, the inclusion of a Blue Sea Battery Switch ensures dependable power control and long-lasting performance in demanding marine environments.
How do fuse blocks, battery switches and circuit breaker panels enhance the safety and reliability of marine electrical systems?
Fuse blocks, battery switches, and circuit breaker panels significantly enhance the safety and reliability of marine electrical systems by offering structured, protected, and efficient power distribution. Built to endure harsh marine conditions, components from Blue Sea Systems Electrical—such as water-resistant fuse blocks and ignition-protected battery switches—ensure dependable performance over time.
Circuit protection devices like the ST blade fuse and 285-series circuit breaker safeguard against electrical overloads and short circuits, reducing the risk of onboard fires or equipment failure. Products like the 5026 and 6006 circuit breakers are engineered to withstand high loads and corrosive marine environments, while surface-mount fuse blocks and powerbars provide neat, space-saving solutions for circuit management.
These components are often key parts of the Blue Sea Add a Battery system, enabling optimized battery usage and protection. High-amperage ratings (e.g., 150 amps) and advanced features like the 7610 relay and 2104 switch—both ignition-protected—further elevate the safety standards of your vessel's electrical setup, offering peace of mind and operational reliability in any marine scenario.
What are the advantages of using specialty components like solenoid switches, busbar, terminal blocks, chargers and inverter systems in marine applications?
Specialty components like solenoid switches, busbars, terminal blocks, chargers, and inverter systems offer numerous advantages in marine applications, particularly when integrated into a well-designed Marine Wiring system. Solenoid switches enable reliable remote control of high-current circuits, making it easier to manage systems like lighting, pumps, and winches with minimal energy loss.
Heavy-duty solenoid switches are designed to withstand the rigorous demands of marine environments, offering robust performance and longevity. Surface-mount powerbars provide a convenient and organized solution for connecting multiple electrical devices, ensuring efficient power distribution throughout the vessel. With capabilities for fast charge and ignition-protected features, these components deliver reliable power management and safety, enhancing the overall functionality and performance of marine electrical systems.
For additional reliability and organization in your vessel's electrical setup, consider integrating a Blue Sea Terminal Block, ensuring secure and efficient connections in challenging marine environments.