Blue Sea Systems Marine Electrical Components
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Blue Sea Systems®Mini OLED DC VoltmeterMini OLED DC Voltmeter by Blue Sea Systems®. Monitors DC voltage on a bright, waterproof, daylight readable OLED screen. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...Reverse polarity protectedMounts in a common 1-1/8" (29mm) hole$46.64 - $47.56 - Blue Sea Systems®P12 Battery ChargerP12 Battery Charger by Blue Sea Systems®. Four stage, three output, dry mount design, for use in harsh environments. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...Rugged, finned aluminum casePreFloat™ stage prevents over charging$715.43 - $909.57
- Blue Sea Systems®SMS Enclosure GlandSMS Enclosure Gland by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Strict quality control and thorough testingOffered at a reasonable price$4.53 - $12.64
- Blue Sea Systems®Contura Actuator™ Rotary Switch with 1 LensContura Actuator™ Rotary Switch with 1 Lens by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Mounts on any Blue Sea Systems" Contura SwitchConstructed of thermal plastic polycarbonate with a hard nylon surface overlay$2.69 - $2.77
- Blue Sea Systems®Dual USB ChargerDual USB Charger by Blue Sea Systems®. Charge two mobile devices on the go Made with corrosion resistant materials which ensure a solid contact and low voltage drop. Easy to install in existing 12V DC socket hole providing convenient...Fits in same mounting hole as a traditional 12 Volt outletCompatible with most mobile devices including Apple™ products$31.78 - $32.96
- Blue Sea Systems®M-Series Mini Dual Circuit Plus™ 12 - 24 V DC 65 A Add-A-Battery KitM-Series Mini Dual Circuit Plus™ 12 - 24 V DC 65 A Add-A-Battery Kit by Blue Sea Systems®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...High quality at an affordable priceExpertly made from premium materials$115.62 - $120.68
- Blue Sea Systems®M-Series Mini Plus™ 32 V DC 300 A 3-Position Tinned Copper 2-Circuit Battery SwitchM-Series Mini Plus™ 32 V DC 300 A 3-Position Tinned Copper 2-Circuit Battery Switch by Blue Sea Systems®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...Make before break contact design allows switching between battery banks without power interruptionStrict quality control and thorough testing$48.79
- Blue Sea Systems®M-Series Mini™ 48 V DC 300 A 2-Position On/Off Tinned Copper 1-Circuit Battery Switch with KeyM-Series Mini™ 48 V DC 300 A 2-Position On/Off Tinned Copper 1-Circuit Battery Switch with Key by Blue Sea Systems®. Switches a single battery to a single load group. This top-grade product is expertly made in compliance with...Ignition protected-safe for installation aboard gasoline powered boatsCase design allows surface, front panel, or rear panel mounting$38.71
- Blue Sea Systems®M-Series Mini™ 48 V DC 300 A 2-Position On/Off Tinned Copper 1-Circuit Battery Switch with KnobM-Series Mini™ 48 V DC 300 A 2-Position On/Off Tinned Copper 1-Circuit Battery Switch with Knob by Blue Sea Systems®. Switches a single battery to a single load group. This top-grade product is expertly made in compliance with...High quality at an affordable priceExpertly made from premium materials$38.71
- Blue Sea Systems®M-Series™ 32 V DC 300 A 3-Position Tinned Copper Selector Battery SwitchM-Series™ 32 V DC 300 A 3-Position Tinned Copper Selector Battery Switch by Blue Sea Systems®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...High quality at an affordable priceExpertly made from premium materials$48.79
- Blue Sea Systems®M-Series™ Battery Spare Locking Switch KeyM-Series™ Battery Spare Locking Switch Key by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Strict quality control and thorough testingOffered at a reasonable price$4.07 - $4.24
- Blue Sea Systems®M-Series™ Battery Spare Switch KeyM-Series™ Battery Spare Switch Key by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Strict quality control and thorough testingOffered at a reasonable price$6.65 - $7.07
- Blue Sea Systems®ML-ACR Automatic Charging RelayML-ACR Automatic Charging Relay by Blue Sea Systems®. 500 Amp magnetic latching (bi-stable) relay automatically combines batteries during charging and isolates batteries when discharging and when starting engine.Automatically manages the charging of two large battery banksAllows paralleling of battery banks for emergency starting$227.62 - $248.43
- Blue Sea Systems®48 V DC 300 A On/Off Tinned Copper 1-Circuit Toggle Switch with Locking Key48 V DC 300 A On/Off Tinned Copper 1-Circuit Toggle Switch with Locking Key by Blue Sea Systems®. 300 Amps continuous rating for outboards and small gasoline or diesel engines. This top-grade product is expertly made in compliance with...Tin-plated copper studs for maximum conductivity and corrosion resistanceStuds accept 3/8" (M10) ring terminals$42.30
- Blue Sea Systems®A3T/Class T FuseA3T/Class T Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Extremely fast short-circuit response20,000 Ampere Interrupt Capacity (AIC)$43.10 - $44.80
- Blue Sea Systems®AC Current TransformerAC Current Transformer by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Strict quality control and thorough testingOffered at a reasonable price$26.46 - $36.39
- Blue Sea Systems®AGC FuseAGC Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Strict quality control and thorough testingOffered at a reasonable price$2.19 - $20.23
- Blue Sea Systems®AMI/MIDI FuseAMI/MIDI Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Fast-acting type fuses ideal for electronic devicesStandard circuit protection device for automobiles and trucks$8.82
- Blue Sea Systems®ANL FuseANL Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Silver-plated connector blades for corrosion resistanceVisible indication of blown condition$26.44 - $37.35
- Blue Sea Systems®ATM FuseATM Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Strict quality control and thorough testingOffered at a reasonable price$1.79 - $3.90
- Blue Sea Systems®ATO/ATC FuseATO/ATC Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Strict quality control and thorough testingOffered at a reasonable price$2.22 - $21.23
- Blue Sea Systems®ATO/ATC-Style Low Profile FuseATO/ATC-Style Low Profile Fuse by Blue Sea Systems®. Use a manually resettable circuit breaker instead of an ATO or ATC fuse. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...Drop in replacement for ATO and ATC blade style fusesManual push button reset complies with ABYC circuit protection requirements$12.85
- Blue Sea Systems®BatteryLink™ ChargerBatteryLink™ Charger by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Battery Temperature Compensation prolongs battery lifeStart isolation protects sensitive electronics from voltage sags and spikes$245.18 - $367.18
- Blue Sea Systems®Cable ClamCable Clam by Blue Sea Systems®. Provides a waterproof pass-through for antenna cables without requiring removal of the factory installed connector. This top-grade product is expertly made in compliance with stringent industry standards...For use above the waterline onlyStrict quality control and thorough testing$25.37 - $40.96
- Blue Sea Systems®CableCapCableCap by Blue Sea Systems®. Insulates single stud on alternators, starters, windlasses and high amperage termination points. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of...Insulate stud type connectors on alternators, starters, windlasses and other high amperage devicesStrict quality control and thorough testing$3.22 - $4.45
- Blue Sea Systems®Class T FuseClass T Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Extremely fast short-circuit response20,000 Ampere Interrupt Capacity (AIC)$43.10
- Blue Sea Systems®Contura Actuator™ Toggle Switch w/o LensesContura Actuator™ Toggle Switch without Lenses by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....High quality at an affordable priceExpertly made from premium materials$2.66 - $2.69
- Blue Sea Systems®Contura Actuator™ Toggle Switch with 2 LensesContura Actuator™ Toggle Switch with 2 Lenses by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Mounts on any Blue Sea Systems" Contura SwitchConstructed of thermal plastic polycarbonate with a hard nylon surface overlay$2.66 - $2.69
- Blue Sea Systems®Dual Entry CableCapDual Entry CableCap by Blue Sea Systems®. Protects against accidental short circuits. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Top lid allows for easy access to connection pointStrict quality control and thorough testing$8.90 - $9.31
- Blue Sea Systems®GMA FuseGMA Fuse by Blue Sea Systems®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Compact sizeVisible indication of blown condition$1.86 - $4.09
Blue Sea Systems can trace its beginnings back to 1992, when it was founded based on a commitment to design and manufacture electrical products and systems for harsh environments in the marine, industrial, and heavy truck industries. Their components are created by a team of in-house engineers, who have abundant experience in electrical, industrial, mechanical, electronic, and software technology. Thorough tests are conducted on all products.
The company offers a wide variety of over 1000 electrical components that are engineered to work together as various integrated systems. Blue Sea Systems is an ISO 9001:2008 certified company, with all of their products and systems quality tested to comply with international standards. Being recognized the NMDA Supplier of the Year for several years, the company ensures that its products meet ABYC, NMMA, and Coast Guard standards.
Blue Sea Systems' in-house laboratories are used to conduct load testing, thermal testing, and water testing to ensure that products will perform perfectly under tough marine conditions. These tests are performed in accordance with specifications and regulatory guidelines to make sure that not only main parts and systems but also the tiniest components comply with all of the necessary rules and regulations.
New Arrivals
New Arrivals - Updated October 13, 2022
