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 1480 is a 360 Panel rotary AC source selector designed to switch between two 120V AC shore power sources and one 240V AC source, distributing power to two 120V AC load groups. Rated at 65A, it features red reverse polarity LED indicators and green power-available LEDs, providing clear status indication in a compact 360 Panel module. |
Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time The Blue Sea 1732 is a compact Mini OLED ammeter with a bright, daylight-readable display for monitoring DC current from –100A to +100A. Designed for 12V and 24V systems, it mounts in a standard 1-1/8 in hole, supports positive or negative side wiring, and includes reverse polarity protection for reliable operation in marine environments. |
$ 151.87
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1-2 weeks delivery time The Blue Sea 1732200 Mini OLED DC Ammeter is a compact current meter for 12/24V systems with 8–36V input range, measuring −100A to 100A DC with 0.1A resolution and ±2% accuracy. Designed for installation in a standard 1-1/8" (28.58 mm) panel hole, it features a waterproof daylight-readable OLED display, reverse polarity protection, 110A intermittent rating, 175A cranking rating (30 sec), operating temperature −40°C to 70°C, and 15 mA operating current. Weight: 0.70 lb (0.32 kg). |
$ 151.87
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1-2 weeks delivery time The Blue Sea 1733200 Mini OLED DC Voltmeter is a compact voltage meter for 12/24V systems with 8–36V DC input range, 0.01 resolution, and ±1.0% accuracy. Designed for installation in a standard 1-1/8" (28.58 mm) panel hole, it features a waterproof daylight-readable OLED display, reverse polarity protection, 15 mA operating current, operating temperature −40°C to 70°C, and a 10,000-hour lifecycle. Weight: 0.20 lb (0.09 kg). |
$ 83.77
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1-2 weeks delivery time The Blue Sea 1741 is a compact Mini OLED temperature monitor with a bright, daylight-readable display for precise temperature monitoring in 12V and 24V systems. It measures temperatures from –40°C to 125°C (–40°F to 250°F), mounts in a standard 1-1/8 in hole, and includes a submersible temperature sensor for reliable operation in marine environments. |
$ 115.83
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1-2 weeks delivery time The Blue Sea 1820 is a general-purpose, fully submersible temperature sensor designed for use with Blue Sea Systems devices that require temperature input. It features IP68 protection, a wide operating temperature range, and simple installation with double-sided tape and non-polarized wiring. |
$ 31.39
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1-2 weeks delivery time The Blue Sea 1830 M2 DC Multimeter with SoC accurately monitors the state of charge of a single battery bank while measuring three voltages and one current. It supports programmable shunt ratios, includes a 500A shunt, provides external relay activation, and operates across 12V, 24V, and 48V DC systems. |
$ 605.92
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1-2 weeks delivery time The Blue Sea 1841 M2 OLED Temperature Monitor is a digital monitoring unit designed to track temperature across up to 4 sensor locations, with a range of -40°C to 120°C. It operates on 7–70V DC and features an auto-dimming OLED display (55 x 28 mm), integrated 80 dB alarm, and an isolated 500 mA MOSFET relay for external circuit control. Supplied with 4 sensors (2 submersible PN 1820 and 2 high-temp PN 1821), IP66 rated and ABYC compliant for engine exhaust monitoring. |
$ 686.43
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1-2 weeks delivery time The 187-Series 120A Built-In Circuit Breaker from Blue Sea features single lever operation, is trip-free to prevent accidental closure after a trip, and has a self-trimming case that eliminates the need for mounting panels. It offers large clearance for up to 1/0 AWG lugs, recessed mounting holes for a clean appearance, and robust terminals for high torque connections. |
$ 144.73
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1-2 weeks delivery time The 187-Series 200A Built-In Circuit Breaker by Blue Sea combines circuit protection and switching capabilities in a compact, waterproof unit, ideal for marine environments. Its features include a clear lever operation, a "Trip Free" design that prevents holding the breaker on during faults, recessed mounting for a neat look, heavy gauge wire compatibility, robust terminal connections, and ignition protection for safe use on gasoline-powered boats, meeting SAE J1171 requirements. |
$ 189.30
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1-2 weeks delivery time The 187-Series 80A Built-In Circuit Breaker combines switching and circuit protection in a waterproof design, featuring a clear single lever operation and a "Trip Free" mechanism that cannot be held "ON" during fault conditions. It includes recessed mounting holes for a clean appearance, large clearance for heavy gauge wire lugs, robust terminals for high torque connections, and a large lever that indicates trip status, making it safe for installation on gasoline-powered boats. |
$ 144.73
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1-2 weeks delivery time The Blue Sea PowerPost 2001 is an insulated single-stud power termination post designed to securely connect multiple high-amperage conductors at a single point. It features a stainless steel 1/4"-20 stud with compact dimensions of 1/4" × 1-1/16", a reinforced thermoplastic base rated UL94 V0, and supports operation up to 48 V DC. |
$ 22.31
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1-2 weeks delivery time The Blue Sea PowerPost 2002 is an insulated single-stud power termination post designed to securely connect multiple high-amperage conductors in DC electrical systems. It features a stainless steel 5/16"-18 stud with compact 5/16" × 7/8" stud dimensions, a reinforced thermoplastic base rated UL94 V0, and supports operation up to 48 V DC. |
$ 23.56
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1-2 weeks delivery time The Blue Sea PowerPost 2003 is an insulated single-stud power termination post designed to securely terminate multiple high-amperage DC conductors at a single connection point. It features a stainless steel 3/8"-16 stud with 7/8" length, a reinforced thermoplastic base rated UL94 V0, and supports operation up to 48 V DC. |
$ 23.56
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1-2 weeks delivery time The Blue Sea Mini PowerPost 2010 is an insulated single-stud power termination post designed to securely connect multiple high-amperage DC conductors in a compact form factor. It features a stainless steel #10-32 stud with 5/8" length, a reinforced thermoplastic base rated UL94 V0, and supports operation up to 48 V DC. |
$ 15.68
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1-2 weeks delivery time The Blue Sea Mini PowerPost 2011 is an insulated single-stud power termination post designed to securely terminate multiple high-amperage DC conductors in compact electrical installations. It features a stainless steel 1/4"-20 stud with 3/4" length, a reinforced thermoplastic base rated UL94 V0, and supports operation up to 48 V DC. |
$ 14.67
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1-2 weeks delivery time The Blue Sea Dual PowerPost 2017 is a dual-stud termination post with two 3/8"-16 stainless steel studs, rated for 48 V DC, featuring a stud torque of 140 in-lb (15.82 Nm). It mounts using #10 (M5) screws and is supplied with one red and one black insulator for polarity identification. |
$ 38.14
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1-2 weeks delivery time The Blue Sea PowerPost Plus 2102 is a termination post with a 5/16"-18 × 3/4" stud, rated for 150 A DC and 48 V DC, featuring a tin-plated copper bus, #8-32 screw terminals for smaller wires, and a reinforced thermoplastic base. |
$ 50.32
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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.