GPS & Navigation Electronics

The only guaranteed and proven watertight installation for your antenna and nav light cables. A low profile shape makes for a stronger, impact resi...

The only guaranteed and proven watertight installation for your antenna and nav light cables. A low profile shape makes for a stronger, impact resi...

The only guaranteed and proven watertight installation for your antenna and nav light cables. A low profile shape makes for a stronger, impact resi...

The only guaranteed and proven watertight installation for your antenna and nav light cables. A low profile shape makes for a stronger, impact resi...

The only guaranteed and proven watertight installation for your antenna and nav light cables. A low profile shape makes for a stronger, impact resi...

Provides a waterproof side entry for antenna cables without requiring removal of the factory installed connector. Stainless steel dress cap conceal...

Drill a clean pass-through for an antenna or coaxial cable through a rooftop or transom without removing the factory-installed connector. The Cable...

Route and secure a cable through your deck or rooftop with this Cable Clamp w/SS Cap from Blue Sea Systems. It uses pre-drilled, slit rubber seals ...

Save the expense of removing and replacing connectors. This CableClam provides a waterproof co-axial cable pass-through, helping you avoid poor con...

The Blue Sea Systems CableClam with Stainless Steel Dress Cap is designed to route and seal cables through a deck or rooftop while keeping the inst...

A Blue Sea Systems CableClam for a .625" connector opening that helps you create a waterproof cable pass-through without removing the factory-insta...

Provide a clean, water-resistant pass-through for marine wiring with this Sea-Dog Line chrome brass cable outlet designed for 3/8" cable installati...

A chrome-plated cast brass cable outlet designed to create a watertight seal for marine cable installations. Key Features Chrome plated cast brass...

Chrome Brass Cable Outlet, 1/4"—a chrome plated cast brass outlet designed to help create a watertight seal for cable installations in marine elect...

The Sea-Dog 3299501 PL-258 Double Female In-Line UHF Coax Connector is a nickel-plated brass coax connector designed to join two PL-259 (male) conn...

Sea-Dog 3299021 PL-259/UG176U Male UHF Coax Connector is a nickel plated brass coax connector assembly designed for UHF (PL-259) cable termination,...

The Sea-Dog 3299011 is a male UHF (PL-259) coax connector with a UG175U reducer for completing a secure connection on compatible coaxial cable setu...

Sea-Dog 3299001 PL-259 Male UHF Coax Connector is a nickel plated brass PL-259 (UHF) male coax connector designed for coaxial cable installation. K...

Sea-Dog 3298081 coaxial cable assembly built with RG-58U coax pre-assembled with PL-259 fittings on both ends for quick installation of compatible ...

Sea-Dog 3298061 20' Coaxial Cable Assembly is a nickel plated brass coaxial cable assembly built with RG-58U coax and pre-installed PL-259 fittings...

Sea-Dog 3298041 is a nickel-plated brass RG-58U coaxial cable assembly pre-terminated with PL-259 fittings on both ends for faster, cleaner install...

Nickel plated brass coaxial cable assembly with RG-58U coax pre-assembled with PL-259 fittings on both ends for quick installation of hardware. Key...

Heavy-duty stamped 304 stainless steel midget vents feature a reinforced rim making them durable enough to stand on. Great for routing cables or wi...

Stainless steel midget clam shell vents Stamped 304 stainless steel midget clam shell vents provide a splash-proof opening through transoms, cabin ...

Stamped 304 stainless steel midget clam shell vents provide a splash-proof opening through transoms, cabin sides, etc. Great for routing cables or ...

T-H Marine Clam Shell Vent helps cover and protect a vent opening with a weather-ready molded design. Sold as 2 per pack for convenient replacement...

Keep openings on your boat protected with the T-H Marine Clam Shell Vent. Molded for durability and designed to help shield wires, hoses, and other...

The Shakespeare PL258G Barrel connector is a gold-plated brass adapter designed for extending coaxial cable runs using PL-259-ended cables. Key Fea...

No need to call for a radio check when you have this compact, easy to use, unit on-board. The ART-3 tests receiver function as well as output power...

Chromed brass. Use this outlet to neatly pass cables through bulkheads. Its rubber internal grommet grips the cable and keeps water out. For: RG-8/...

AM/FM Stereo Extension Cable (10') with RG-62/93 ohm coax and pre-installed Motorola female and male connectors for extending your marine radio ant...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Follows requirement of serial data communication network to interconnect marine electronic equipment Equipment designed to this system will have t...

Sierra PC51070 NMEA 2000 Power T Cable — 3 ftThe Sierra PC51070 is a 3 ft NMEA 2000 Power T Cable used to connect a 12V DC power source to an NMEA ...

Sierra PC51030 NMEA 2000 Micro-C Extension Cable — 12 ftThe Sierra PC51030 is a 12 ft Micro-C extension cable designed to extend an NMEA 2000 netwo...

Sierra PC51020 NMEA 2000 Micro-C Extension Cable — 6 ftThe Sierra PC51020 is a 6 ft Micro-C extension cable designed to extend or connect devices o...

Sierra PC51010 NMEA 2000 Micro-C Extension Cable — 3 ftThe Sierra PC51010 is a 3 ft Micro-C extension cable designed to extend or connect devices o...

Sierra PC51000 NMEA 2000 Micro-C Extension Cable — 2 ftThe Sierra PC51000 is a 2 ft Micro-C extension cable designed to extend or connect devices o...

Seachoice 19811 PL-259 VHF Connector with UG-175 AdapterThe Seachoice 19811 is a convenient combo kit that includes a PL-259 male VHF connector and...

Seachoice white RG58U coaxial antenna cable assemblies have PL259 fittings at both ends. Choose a 5 ft (19781), 10 ft (19761) or 20 ft (19771) cabl...