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 5065 Waterproof In-Line ATO/ATC Fuse Holder is designed for ATO or ATC blade fuses and is supplied with 12 AWG pigtails for fast installation. It supports a maximum 30A fuse amperage (fuse sold separately) and weighs 0.03 lb (0.01 kg). |
$ 17.23
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1-2 weeks delivery time The Blue Sea 5101 MEGA® / AMG® Fuse (100A) is an economical solution for 100–300A circuit protection applications when used with AMG® fuse blocks. It is rated 100A, 70V DC, and is Ignition Protected (Yes), with an interrupt capacity of 2000A @ 32V DC. The fuse weighs 0.06 lb (0.03 kg) and is compatible with all AMG fuse blocks, including the 7721 AMG® Safety Fuse Block. |
$ 18.49
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1-2 weeks delivery time The Blue Sea 5102 MEGA® / AMG® Fuse (125A) is an economical option for 100–300A circuit protection applications when used with Blue Sea Systems AMG® fuse blocks. It is rated 125A, 70V DC, and is Ignition Protected (Yes), with an interrupt capacity of 2000A @ 32V DC. The fuse weighs 0.06 lb (0.03 kg) and works with all AMG fuse blocks, including the 7721 AMG® Safety Fuse Block. |
$ 17.39
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1-2 weeks delivery time The Blue Sea 5103 MEGA® / AMG® Fuse (150A) is an economical choice for 100–300A circuit protection applications when used with Blue Sea Systems AMG® fuse blocks. It is rated 150A, 70V DC, and is Ignition Protected (Yes), with an interrupt capacity of 2000A @ 32V DC. The fuse weighs 0.06 lb (0.03 kg) and is compatible with all AMG fuse blocks, including the 7721 AMG® Safety Fuse Block. |
$ 18.49
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1-2 weeks delivery time The Blue Sea 5104 MEGA® / AMG® Fuse (175A) is an economical option for 100–300A circuit protection applications and is designed for use with Blue Sea Systems AMG® fuse blocks. It is rated 175A, 70V DC, and is Ignition Protected (Yes), with an interrupt capacity of 2000A @ 32V DC. The fuse weighs 0.06 lb (0.03 kg) and works with all AMG fuse blocks, including the 7721 AMG® Safety Fuse Block. |
$ 18.49
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1-2 weeks delivery time The Blue Sea 5105 MEGA® / AMG® Fuse (200A) is an economical solution for 100–300A circuit protection applications and is designed for use with Blue Sea Systems AMG® fuse blocks. It is rated 200A, 70V DC, and is Ignition Protected (Yes), with an interrupt capacity of 2000A @ 32V DC. The fuse weighs 0.06 lb (0.03 kg) and works with all AMG fuse blocks, including the 7721 AMG® Safety Fuse Block. |
$ 18.49
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1-2 weeks delivery time The Blue Sea 5107 MEGA® / AMG® Fuse (250A) is an economical option for 100–300A circuit protection applications and is designed for use with Blue Sea Systems AMG® fuse blocks. It is rated 250A, 70V DC, and is Ignition Protected (Yes), with an interrupt capacity of 2000A @ 32V DC. The fuse weighs 0.06 lb (0.03 kg) and works with all AMG fuse blocks, including the 7721 AMG® Safety Fuse Block. |
$ 18.49
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1-2 weeks delivery time The Blue Sea 5112 A3T / Class T Fuse (110A) is a fast-acting fuse designed for extremely fast short-circuit response with a 20,000A interrupt capacity (AIC). It is rated 110A at up to 125V DC, with an interrupt capacity of 20,000A @ 125V DC, a stud torque specification of 3/8" in-lb (0.34 Nm), and a weight of 0.30 lb (0.14 kg). This fuse works with the 5007100 Class T Fuse Block with Insulating Cover (110 to 200A). |
$ 69.94
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1-2 weeks delivery time The Blue Sea 5114 A3T / Class T Fuse (150A) is a fast-acting fuse designed for extremely fast short-circuit response with a 20,000A interrupt capacity (AIC). It is rated 150A up to 125V DC and provides 20,000A @ 125V DC interrupt capacity. This fuse weighs 0.30 lb (0.14 kg) and works with the 5007100 Class T Fuse Block with Insulating Cover (110 to 200A). |
$ 69.94
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1-2 weeks delivery time The Blue Sea 5115 A3T / Class T Fuse (175A) is a fast-acting fuse designed for extremely fast short-circuit response and high fault protection with a 20,000A interrupt capacity (AIC). It is rated 175A up to 125V DC, uses a 3/8" stud (Stud Size 190), and provides an interrupt capacity of 20,000A @ 125V DC. The fuse weighs 0.30 lb (0.14 kg) and works with the 5007100 Class T Fuse Block with Insulating Cover (110 to 200A). |
$ 69.94
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1-2 weeks delivery time The Blue Sea 5116 A3T / Class T Fuse (200A) is a fast-acting fuse designed for extremely fast short-circuit response and high fault protection with a 20,000A interrupt capacity (AIC). It is rated 200A up to 125V DC, uses a 3/8" stud (Stud Size 190), and provides an interrupt capacity of 20,000A @ 125V DC. The fuse weighs 0.30 lb (0.14 kg) and works with the 5007100 Class T Fuse Block with Insulating Cover (110 to 200A). |
$ 69.94
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1-2 weeks delivery time The Blue Sea 5117 Class T Fuse (225A) is a fast-acting fuse engineered for extremely fast short-circuit response with a 20,000A interrupt capacity (AIC). It is rated 225A up to 125V DC, uses a 3/8" stud (Stud Size 190), and provides 20,000A @ 125V DC interrupt capacity. The fuse weighs 0.30 lb (0.14 kg) and is compatible with the 5502 and 5502100 Class T Fuse Block with Insulating Cover (225 to 400A). It is UL listed to standard 248-15. |
$ 97.48
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1-2 weeks delivery time The Blue Sea 5118 Class T Fuse (250A) is designed for extremely fast short-circuit response and high fault protection with a 20,000A interrupt capacity (AIC). It is rated 250A up to 125V DC, uses a 3/8" stud (Stud Size 190), and provides 20,000A @ 125V DC interrupt capacity. The fuse weighs 0.30 lb (0.14 kg) and is compatible with the 5502 and 5502100 Class T Fuse Block with Insulating Cover (225 to 400A). It is UL listed to standard 248-15. |
$ 70.90
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1-2 weeks delivery time The Blue Sea 5120 Class T Fuse (350A) is designed for extremely fast short-circuit response and high fault protection with a 20,000A interrupt capacity (AIC). It is rated 350A up to 125V DC, uses a 3/8" stud (Stud Size 190), and provides 20,000A @ 125V DC interrupt capacity. The fuse weighs 0.30 lb (0.14 kg) and works with the 5502 and 5502100 Class T Fuse Block with Insulating Cover (225 to 400A). It is UL listed to standard 248-15. |
$ 112.12
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1-2 weeks delivery time The Blue Sea 5121 Class T Fuse (400A) is designed for extremely fast short-circuit response and high fault protection with a 20,000A interrupt capacity (AIC). It is rated 400A up to 125V DC, uses a 3/8" stud (Stud Size 190), and provides 20,000A @ 125V DC interrupt capacity. The fuse weighs 0.30 lb (0.14 kg) and works with the 5502 and 5502100 Class T Fuse Block with Insulating Cover (225 to 400A). It is UL listed to standard 248-15. |
$ 74.27
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1-2 weeks delivery time The Blue Sea 5122 ANL Fuse (50A) is an ignition protected fuse (conforming to SAE J1171) designed for safe installation aboard gasoline powered boats. It features silver-plated connector blades for corrosion resistance and a visible blown-fuse indication, with 6000A interrupt capacity @ 32V DC that satisfies ABYC requirements for main DC circuit protection on large battery banks. Rated 50A at 32V DC, this fuse weighs 0.07 lb (0.03 kg) and is intended for use with all Blue Sea Systems ANL fuse blocks. |
$ 39.93
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1-2 weeks delivery time The Blue Sea 5123 ANL Fuse (60A) is an ignition protected fuse (conforming to SAE J1171) designed for safe installation aboard gasoline powered boats. It features silver-plated connector blades for corrosion resistance and a visible blown-fuse indication, with 6000A interrupt capacity @ 32V DC that satisfies ABYC requirements for main DC circuit protection on large battery banks. Rated 60A at 32V DC, this fuse weighs 0.07 lb (0.03 kg) and is intended for use with all Blue Sea Systems ANL fuse blocks. |
$ 39.93
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1-2 weeks delivery time The Blue Sea 5124 ANL Fuse (80A) is an ignition protected fuse (conforming to SAE J1171) for safe installation aboard gasoline powered boats. It features silver-plated connector blades for corrosion resistance and a visible blown-fuse indication, with 6000A interrupt capacity @ 32V DC that satisfies ABYC requirements for main DC circuit protection on large battery banks. Rated 80A at 32V DC, this fuse weighs 0.05 lb (0.02 kg) and is intended for use with all Blue Sea Systems ANL fuse blocks. |
$ 39.93
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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.