Switching & Connectivity

The Blue Sea Systems AC Rotary Switch (Model 9009) is a heavy-duty, industrial-rated switch designed for marine and RV applications. It allows users to select between two 120V AC power sources, such as shore power and a generator, with an OFF position...

The Blue Sea Systems Square Format Label Set - 120 (Model 4217) is a comprehensive, weatherproof labeling solution designed for organizing electrical systems in marine, RV, and specialty vehicle applications. This set includes 120 black DC labels crafted...

The Blue Sea Systems 360 Panel Conversion Kit 12 to 24V DC (Model 4113) is a specialized solution designed to upgrade your Blue Sea Systems 360 Panel from a 12V DC to a 24V DC system. This kit is perfect for marine, RV, and off-grid applications where a...

The Blue Sea Systems PowerBar Dual BusBar - Two 3/8"-16 Studs (Model 2020) is a compact, high-performance solution for managing high-amperage connections in marine, RV, and automotive electrical systems. Designed to securely connect high-amperage cables,...

The Blue Sea Systems Mini PowerPost - #10-32 Stud (Model 2010) is a compact and reliable solution for connecting high-amperage cables in marine, RV, and automotive electrical systems. Designed to provide a secure termination point for extending or...

PowerPost - 1/4"-20 Stud Insulated single stainless steel stud terminates multiple large conductors: Connects high amperage cables securely Stud dimensions: 1/4" x 1-1/16" Base Material is PBT UL94 V0 Specifications Color: Red Maximum Voltage: 48V...

The VE.Direct to USB-C interface connects products with a VE.Direct connection to devices with a USB-C port, for example a computer.  Specifications Shipping Weight: 0.1000kg Shipping Width: 0.020m Shipping Height: 0.200m Shipping Length: 0...

Description The Jabsco Dual-Position Unlit Toggle Switch (Model 44960-0003) is a high-quality, durable switch designed for marine and heavy-duty applications. Featuring a dual-position toggle, this switch allows you to easily control electrical circuits...

Terminal Block Jumper for 30A Terminal Blocks Features Jumpers allow creation of common circuits on independent connectors Fits 30 Ampere terminal blocks (2500 Series) 5 in Retail Pack Specifications Bus Material: Nickel-Plated Brass Weight: 0.04lb...

The Blue Sea Systems Contura Mounting Bracket - Single is a high-quality, modular mounting solution designed for Contura-style switches. Ideal for marine and RV applications, this bracket allows for secure installation of a single switch, ensuring...

DualBus 100 BusBar Cover for PN 2701 Specifications Length: 4 3⁄16 in (106.36 mm) Height: 7⁄8 in (22.23 mm) Width: 2 1⁄2 in (63.5 mm) Weight: 0.03lb (0.01 kg) Works with DualBus 100A BusBar - 5 Circuit

MaxiBus 250A BusBar - Four 5/16"-18 Studs Busbars are used to consolidate multiple wires or feed multiple circuits Features Insert molded stainless steel studs eliminate need for securing nut and allow high torquing for excellent electrical...

The Blue Sea Contura SPDT (ON)-OFF-ON Switch with gray actuator is a rugged, marine-grade switch designed for reliable circuit control in demanding onboard environments. Engineered for use with Blue Sea Systems water-resistant panels, this switch is...

In an electrical power system onboard a boat, the busbar is a bar of tin-plated copper that conducts electricity within a switchboard, distribution board, substation, battery bank, or other electrical apparatus. Blue Sea Bus Bars are marine protected...

Features Closed back design completely insulates power from the mounting surface Each screw pair is one isolated circuit Jumpers allow creation of common circuits Specifications Circuits 8 Length 5.50in (139.7 mm) Maximum Voltage 600V...

Features Closed back design completely insulates power from the mounting surface Each screw pair is one isolated circuit Jumpers allow creation of common circuits Specifications Circuits 4 Length 3.25in (82.55 mm) Maximum Voltage 600V...

Blue Sea DC Ammeter - 50-0-50A with Shunt Features Meters read both discharge and charge current Simple 4-wire connection from shunt Meter senses and powers from shunt connection Includes appropriate DC shunt Backlit meter face (separate 12 or 24V DC...

Mounting Panel Single Meter Features Panel mounts standard 2-3/4" Analog or Digital Meters Includes mounting screws and center adjustment hole plug Specifications Height: 4.75 in. (120.65 mm) Width: 4.88 in. (123.95 mm) Weight: 0.56lb (0.25...

Features Closed back design completely insulates power from the mounting surface Each screw pair is one isolated circuit Jumpers allow creation of common circuits Specifications Circuits 10 Length 6.63in (168.4 mm) Maximum Voltage 600V...

Features Great for limited space applications Strict quality control and thorough testing Offered at a reasonable price Exquisite craftsmanship and reliable design Specifications Maximum Voltage 48V DC Number of Screw Terminals 6 Terminal...

Common 150A BusBar - Four 1/4"-20 Studs with Cover Features The industry standard busbar for positive distribution The industry standard busbar for the collection of negative or AC ground circuits Specifications Maximum Voltage: 300V AC, 48V DC Number...

AC Voltmeter - 0 to 250V AC Features Dial marked in 5 Volt increments Simple 2-wire connection to AC hot and neutral Meter senses and powers from same connection Specifications Meter: Voltage Face Size: 2.75 in (69.85 mm) Function: 0 to 250V Weight: 0...

Features Closed back design completely insulates power from the mounting surface Each screw pair is one isolated circuit Jumpers allow creation of common circuits Specifications Circuits 8 Length 6.63in (168.4 mm) Maximum Voltage 600V...

The Blue Sea Systems 2716 BusBar Cover is a precision-engineered protective shield designed exclusively for the 2302 Common BusBar. Crafted from durable, flame-retardant thermoplastic for superior insulation and impact resistance, this lightweight cover...

DC DIN Ammeter - 0-25A with Shunt Features Standard European 72mm design White matte dial with black printed scale and knife-edge pointer Backlit meter face (separate 12 or 24V DC backlight connections) Terminal cover included to prevent accidental...

These terminal blocks are used anywhere you need to connect wires together. Using a terminal block instead of butt connectors makes for a much neater junction that you can troubleshoot afterwards if necessary. These are standard duty blocks which are not...

The Blue Sea Systems Contura SPDT ON-ON Switch with Red Guard is a robust, marine-grade switch designed for reliable circuit control in harsh environments. Featuring a red actuator and protective guard, this switch is ideal for applications requiring...

The Blue Sea Systems Contura Mounting Bracket - End and Center is a modular component designed to provide a secure and professional finish for Contura switch panels. This end & center bracket is ideal for creating clean, custom switch panels by...

Common 150A BusBar - Four 1/4"-20 Studs Features The industry standard busbar for positive distribution The industry standard busbar for the collection of negative or AC ground circuits Specifications Maximum Voltage: 300V AC, 48V DC Number of...

M-Series Battery Switch Link Bus Features Use as a paralleling devise for the M-Series Battery Switches. Tin-plated copper for maximum conductivity and corrosion resistance 250 Ampere continuous rating Sold in packages of 2 Specifications Weight: 0...

MaxiBus 250A BusBar - Six 5/16"-18 Studs Busbars are used to consolidate multiple wires or feed multiple circuits Features Insert molded stainless steel studs eliminate need for securing nut and allow high torquing for excellent electrical...

DC 13 Position Features All positive, negative and grounding buses installed, fully pre-wired Panels with meters include toggle switch for mounting up to 3 battery banks All panels with analog meters are owner upgradable to 24 Volts with 8240 or 8243...

Water-Resistant Circuit Breaker Switch Panel - Camo, 4 pos. + 12 Volt Socket and Dual USB Charger Designed for exposed mounting applications. Features Illuminated 15A circuit breakers provide switching, “ON” indication and overcurrent...

Water-Resistant Circuit Breaker Switch Panel - Camo, 6 Positions Designed for exposed mounting applications. Features Illuminated 15A circuit breakers provide switching, “ON” indication and overcurrent protection Industry-standard sizes and...

DC 10 Position Features All positive, negative and grounding buses installed, fully pre-wired Panels with meters include toggle switch for mounting up to 3 battery banks All panels with analog meters are owner upgradable to 24 Volts with 8240 or 8243...

Blue Sea Contura Water Resistant 12V DC Panel - 4 Position Features Will withstand the water exposures normally encountered in above deck Applications: salt spray, rain, hose washdowns, momentary immersions ON-OFF Contura Switches ON indicating LEDs...

The Blue Sea Systems Solenoid ML 500A 24V ACR (Automatic Charging Relay) with Manual Control is a high-performance, marine-grade battery management solution. Designed to automatically combine and isolate battery banks, this bi-stable relay ensures...

These panel labels are made from tough, weatherproof Lexan® material. Available individually or in sets of commonly used circuits. These “large format” labels are used on all Blue Sea Systems toggle circuit breaker panels and ST-Glass...

Blue Sea Traditional 5 Position Metal DC Breaker Panel. Features All positive, negative and grounding buses installed, fully pre-wired Panels with meters include toggle switch for mounting up to 3 battery banks All panels with analog meters are owner...

Features All circuit label positions are backlit “ON” indicating LEDs installed in all circuit positions Includes 4206—Square Format Label Set Specifications Positions: 4 Nominal Voltage: 230V AC Maximum Amperage: 100A  Height:...