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Communication - Accessories

Marine communication accessories are designed to enhance the performance, reliability, and convenience of your onboard communication system, helping you stay connected wherever your boating adventures take you. Engineered for demanding freshwater and saltwater environments, today's communication accessories include marine-grade microphones, extension cables, external speakers, mounting brackets, charging cradles, battery packs, antenna connectors, headsets, protective cases, and installation hardware built to withstand harsh marine conditions. These essential components help maximize signal quality, improve audio clarity, simplify equipment installation, and extend the life of your VHF radios, AIS systems, and other onboard communication devices. Whether you're replacing worn components, expanding your current system, or completing a new installation, the right accessories ensure dependable performance when clear communication matters most. Featuring premium products from trusted marine manufacturers, our Communication Accessories collection delivers the quality and reliability serious boaters expect. Browse our selection today and let our knowledgeable team help you choose the ideal accessories for your marine communication system.

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  • Standard Horizon SBR-23LI Li-Ion Battery Pack f/HX210 HX-40 [SBR-23LI]
    Standard Horizon

    Standard Horizon SBR-23LI Li-Ion Battery Pack f/HX210 HX-40 [SBR-23LI]

    $50.82
    $63.54
    $50.82
    SBR-23LI Li-Ion Battery Pack for HX210 & HX-40Standard Horizon SBR-23LI Li-Ion battery 7.4V/1850mAh for Standard Horizon HX-40 and HX-210 marine radio. Specifications: Type: Batteries Box Dimensions: 3"H x 4"W x 4"L WT: 0.15 lbs UPC: 788026158942
    $50.82
    $63.54
    $50.82
  • Shakespeare PL-259-58-G Gold Solder-Type Connector w/UG175 Adapter & DooDad Cable Strain Relief f/RG-58 [PL-259-58-G]
    Shakespeare

    Shakespeare PL-259-58-G Gold Solder-Type Connector w/UG175 Adapter & DooDad Cable Strain Relief f/RG-58 [PL-259-58-G]

    $19.75
    $22.58
    $19.75
    Shakespeare PL-259-58-G ConnectorShakespeare offers an extensive line of marine grade connectors and adapters for antenna installations. Our new connectors are gold-plated brass to better withstand the elements and to minimize traditional connector-borne signal loss.PL-259-58-G is a solder-type PL-259 connector with UG175 adapter and a...
    $19.75
    $22.58
    $19.75
  • ACR Lithium Battery f/SR203 VHF Radio [1061]
    ACR Electronics

    ACR Lithium Battery f/SR203 VHF Radio [1061]

    $320.50
    $472.94
    $320.50
    Lithium Battery for SR203 VHF Radio Replacement battery.  Recommended for emergency use and not rechargeable.  Up to 16 hours of continuous use. Compatible With:SR203 VHF Survival Radio*Sold as an Individual WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State...
    $320.50
    $472.94
    $320.50
  • Simrad VHF Removable Fist Mic f/RS40 [000-14921-001]
    Simrad

    Simrad VHF Removable Fist Mic f/RS40 [000-14921-001]

    $105.88
    $118.61
    $105.88
    VHF Removable Fist Mic for RS40Simrad RS40 Remote Mountable Fist Mic. Can be connected to the front or rear of the radio, and an optional extension cable allows the radio and mic to be mounted in separate locations. Specifications: Type: Microphones Box Dimensions: 3"H...
    $105.88
    $118.61
    $105.88
  • Standard Horizon SBR-45LI 3200mAh Battery f/HX400 [SBR-45LI]
    Standard Horizon

    Standard Horizon SBR-45LI 3200mAh Battery f/HX400 [SBR-45LI]

    $111.55
    $0.00
    $111.55
    SBR-45LI 3200mAh Battery for HX400The Standard Horizon SBR-45LI is the replacement battery for Standard Horizon HX400 Series Handheld VHF Marine Radios. Specifications: Type: Batteries Box Dimensions: 2"H x 3"W x 6"L WT: 0.45 lbs UPC: 788026178582
    $111.55
    $0.00
    $111.55
  • Victron Nucleo GX [BPP900453100]Victron Nucleo GX [BPP900453100]
    Victron Energy

    Victron Nucleo GX [BPP900453100]

    $306.05
    $360.05
    $306.05
    Nucleo GXThe Nucleo GX is a compact, high-performance GX device that offers Ekrano GX-level speed at a lower cost.Powered by a quad-core processor, it connects up to 25 devices via VE.Direct and USB, plus more via VE.Can, and provides real-time monitoring of battery status,...
    $306.05
    $360.05
    $306.05
  • Standard Horizon Submersible Speaker Microphone [MH-73A4B]
    Standard Horizon

    Standard Horizon Submersible Speaker Microphone [MH-73A4B]

    $79.06
    $111.55
    $79.06
    Submersible Speaker MicStandard Horizon's Submersible Speaker Microphone for HH VHF radios Specifications: Type: Microphones Box Dimensions: 3"H x 5"W x 7"L WT: 0.4 lbs UPC: 788026130566
    $79.06
    $111.55
    $79.06
  • Icom BP-294 Li-Ion Battery f/F52D M85 3150 mAh [BP294]
    Icom

    Icom BP-294 Li-Ion Battery f/F52D M85 3150 mAh [BP294]

    $184.95
    $204.74
    $184.95
    BP-294 Li-Ion Battery for F52D & M85 3150mAhLi-Ion, 7.2V 3150mAh IP67 battery pack (operating time 13 hours (approx). Specifications: Type: Batteries Box Dimensions: 2"H x 2"W x 4"L WT: 0.35 lbs UPC: 731797029805
    $184.95
    $204.74
    $184.95
  • Raymarine Handset Mounting Clip [R70484]
    Raymarine

    Raymarine Handset Mounting Clip [R70484]

    $32.46
    $0.00
    $32.46
    Handset Mounting ClipRaymarine VHF handset hanger/mounting clip. Specifications: Type: Mounting Brackets Box Dimensions: 1"H x 1"W x 1"L WT: 0.2 lbs UPC: 723193798713
    $32.46
    $0.00
    $32.46
  • BG H60 Wireless Handset f/V60 [000-14476-001]BG H60 Wireless Handset f/V60 [000-14476-001]
    B&G

    BG H60 Wireless Handset f/V60 [000-14476-001]

    $372.76
    $0.00
    $372.76
    H60 Wireless HandsetH60 is a wireless handset for the V60 VHF radio.  H60 duplicates the radios display and controls, enabling remote control access to all key functions.Wireless Control of your Fixed-Mount VHFThe H60 handset offers remote control of your fixed-mount V60 VHF radio. Make...
    $372.76
    $0.00
    $372.76
  • Standard Horizon Leather Case w/Belt Loop Shoulder Strap [SHC-18]
    Standard Horizon

    Standard Horizon Leather Case w/Belt Loop Shoulder Strap [SHC-18]

    $90.35
    $112.96
    $90.35
    Leather Case with Belt Loop & Shoulder StrapStandard Horizon's leather case with belt loop and shoulder strap specifically for the HX400 and HX400IS. Specifications: Type: Covers Box Dimensions: 2"H x 4"W x 6"L WT: 0.4 lbs UPC: 788026143368
    $90.35
    $112.96
    $90.35
  • Standard Horizon Earphone f/SSM-14 [SEP-10A]
    Standard Horizon

    Standard Horizon Earphone f/SSM-14 [SEP-10A]

    $36.70
    $42.36
    $36.70
    Earphone for SSM-14Black, single earbud Specifications: Type: Misc Box Dimensions: 1"H x 2"W x 3"L WT: 0.1 lbs UPC: 788026144594
    $36.70
    $42.36
    $36.70
  • Raymarine Fist Mic Assembly f/Ray60, 70, 63 73 [R70430]
    Raymarine

    Raymarine Fist Mic Assembly f/Ray60, 70, 63 73 [R70430]

    $176.48
    $0.00
    $176.48
    Fist Mic Assembly for Ray60, 70, 63 & 73Raymarine's replacement detachable fist-mic with built-in controls and mic relocation capability.The fist-mic has built-in controls for channel up/down, hi/low power selection, and instant access to channel 16 or another preferred channel. The fist-mic also features noise-canceling...
    $176.48
    $0.00
    $176.48
  • Standard Horizon Handheld VHF Hangar Bracket [SCH-11]
    Standard Horizon

    Standard Horizon Handheld VHF Hangar Bracket [SCH-11]

    $15.52
    $18.36
    $15.52
    Handheld VHF Hangar BracketThe SCH-11 Hangar Bracket is designed tosecure all Standard Horizon Handheld VHFradios to a bulkhead. By sliding the Belt Clip into the Hangar Bracket the radio will stay secure on any bulkhead or vertical surface. Specifications: Type: Mounting Brackets Box Dimensions:...
    $15.52
    $18.36
    $15.52
  • Standard Horizon 10W Amplified External Speaker - Black [MLS-410PA-B]
    Standard Horizon

    Standard Horizon 10W Amplified External Speaker - Black [MLS-410PA-B]

    $101.65
    $127.06
    $101.65
    10W Amplified External Speaker - Black Redesigned for clear, crisp, and audible reception, the Standard Horizon MLS-410PA is setting the bar on external speakers.  With 10 Watts of amplification built in, this compact high-performance communications speaker matches the impedance and output requirements of most Standard...
    $101.65
    $127.06
    $101.65
  • Standard Horizon Replacement Power Cord f/Current & Retired Fixed Mount VHF Radios [T9025406]
    Standard Horizon

    Standard Horizon Replacement Power Cord f/Current & Retired Fixed Mount VHF Radios [T9025406]

    $8.46
    $9.52
    $8.46
    Replacement Power Cord f/Current & Retired Fixed Mount VHF RadiosReplacement power cord for all current and retired model fixed mount VHF radios Specifications: Type: Chargers Box Dimensions: 1"H x 2"W x 4"L WT: 0.13 lbs
    $8.46
    $9.52
    $8.46
  • Standard Horizon Microphone f/GX14xx GX18xx Series - Black [CS2596701]
    Standard Horizon

    Standard Horizon Microphone f/GX14xx GX18xx Series - Black [CS2596701]

    $32.46
    $49.35
    $32.46
    Microphone for GX14xx & GX18xx Series - BlackStandard Horizon's Speaker Microphone specifically for Standard's GX14xx and GX18xx Series.Features:Color: Black Specifications: Type: Microphones Box Dimensions: 2"H x 5"W x 8"L WT: 0.6 lbs UPC: 788026130887
    $32.46
    $49.35
    $32.46
  • Standard Horizon Battery Tray f/HX750 & HX851 [FBA-38]
    Standard Horizon

    Standard Horizon Battery Tray f/HX750 & HX851 [FBA-38]

    $28.23
    $35.30
    $28.23
    Alkaline Battery Tray f/ all floating handhelds, accepts five (5) AAA batteries. Specifications: Type: Batteries Box Dimensions: 2"H x 3"W x 5"L WT: 0.1 lbs UPC: 788026111626
    $28.23
    $35.30
    $28.23
  • Navico NSPL-500 Antenna Splitter [000-13612-001]
    Navico

    Navico NSPL-500 Antenna Splitter [000-13612-001]

    $417.95
    $0.00
    $417.95
    NSPL-500 Antenna SplitterSave the hassle of installing a costly second antenna and use your existing single antenna with VHF/AIS/FM, by enlisting the lightweight, compact NSPL 500 antenna splitter. When combined with the NAIS 500 AIS system, you can see and be seen on the...
    $417.95
    $0.00
    $417.95
  • Standard Horizon Charge Cradle f/HX40 [SBH-27]
    Standard Horizon

    Standard Horizon Charge Cradle f/HX40 [SBH-27]

    $32.46
    $39.54
    $32.46
    Charge Cradle for HX40Single charging cradle for Standard's HX40 Handheld Radio.*Requires power cable sold separately Specifications: Type: Chargers Box Dimensions: 2"H x 3"W x 3"L WT: 0.15 lbs
    $32.46
    $39.54
    $32.46