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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line Square Tube Top Insert 273580-1

    Sea-Dog Line Square Tube Top Insert 273580-1

    SEA-DOG LINE

    $5.36
    Sea-Dog Line Square Tube Top Insert 273580-1 Top Fittings create an attachment point and function as a pivot point as part of a Bimini top system. These fittings connect to tubing either as a Top Cap or Top Insert for 3/4” or 7/8” round...
    Part Number:
    354-2735801
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black Injection Molded Nylon
    Tube O.D.*:
    7/8" x 7/8" (inside)
    Pin Size:
    1/4"
    $5.36
  • Sold Out, please call for ETA.
    Sea-Dog Line Thimble Nylon Standard 1/4" 173551

    Sea-Dog Line Thimble Nylon Standard 1/4" 173551

    SEA-DOG LINE

    $1.00 $0.96
    Sea-Dog Line Thimble Nylon Standard 1/4" 173551 These Thimbles are used to protect rope from contact with the load it is hoisting. The thimbles keep the eye splice from being crushed while reducing chafe and abrasion. Ideal for floating rope, pennants,...
    Part Number:
    354-173551
    Availability:
    In Stock - Ships same or next business day.
    A:
    1/4"
    B:
    9/16"
    C:
    1-9/16"
    Pkg.:
    Bulk
  • Sea-Dog Line Track Slide Lock (Black) 273295-1

    Sea-Dog Line Track Slide Lock (Black) 273295-1

    SEA-DOG LINE

    $6.65 $6.49
    Sea-Dog Line Track Slide Lock (Black) 273295-1 Track Mount Hinge Fittings provide slide adjustment for the convenient use and storage of Bimini top frames. Designed to attach an eye end. Use Side Mount Sliders for vertical mounting or Deck Mount Sliders...
    Part Number:
    354-2732951
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black Injection Molded Nylon
    Width:
    11/16"
    Length:
    13/16"
    $6.65 $6.49
  • Seachoice Bahama Courtesy Flag 78241

    Seachoice Bahama Courtesy Flag 78241

    Seachoice

    $14.29 $9.71
    Seachoice Bahama Courtesy Flag 78241 Print-dyed nylon body • Canvas header • Brass grommets
    Part Number:
    50-78241
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Bahamas Courtesy
    Size:
    12" x 18"
    $14.29 $9.71
  • Seachoice Battery Tray-24 Series 22021

    Seachoice Battery Tray-24 Series 22021

    Seachoice

    $15.54 $11.53
    Seachoice Battery Tray-24 Series 22021 Meets USCG regulations for keeping batteries in placeComplete with stainless steel hold down rods, nuts & washers.
    Part Number:
    50-22021
    Availability:
    In Stock - Ships same or next business day.
    Fits:
    Group 24
    Size:
    ID: 11" x 7-1/8" x 1-1/4"
    $15.54 $11.53
  • Seachoice Deck Hinge W/Slide Lock-White 76281

    Seachoice Deck Hinge W/Slide Lock-White 76281

    Seachoice

    $10.19 $8.46
    Seachoice Deck Hinge W/Slide Lock-White 76281 76241, 76251, 76281, 76291: Manufactured from high impact, super tough nylonOffers superior performance. • 75861: Chrome Plated ZamakBase size: 3/4" x 2-1/4"Screw size:...
    Part Number:
    50-76281
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Plastic / White
    Feature:
    w/SS Slide Lock
    Pack:
    1 pr.
    $10.19 $8.46
  • Seachoice Electric Rope Cutting Gun 79901

    Seachoice Electric Rope Cutting Gun 79901

    Seachoice

    $55.17 $39.99
    Seachoice Electric Rope Cutting Gun 79901 Rope cutter quickly cuts and seals the end of synthetic ropes in one fast movement120V AC at 60 Cycle1.1A 100W5' cord
    Part Number:
    50-79901
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Complete Cutting Gun
    $55.17 $39.99
  • Seachoice Jaw Slide-1 -Square Black 76361

    Seachoice Jaw Slide-1 -Square Black 76361

    Seachoice

    $8.54 $6.70
    Seachoice Jaw Slide-1 -Square Black 76361 Manufactured from high impact, super tough nylonCorrosion resistantUse on square tubing.
    Part Number:
    50-76361
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black
    Fits:
    1" OD tube
    Pack:
    1 pr.
    $8.54 $6.70
  • Seachoice LED Courtesy Interior Red 3111

    Seachoice LED Courtesy Interior Red 3111

    Seachoice

    $20.99 $14.95
    Seachoice LED Courtesy Interior Red 3111 12V4 LED lightsPre-drilled to accommodate #6 screws. •  3" Diax 5/8" DPacked with both chrome and white bezels.
    Part Number:
    50-03111
    Availability:
    In Stock - Ships same or next business day.
    Bezel:
    (1) Chrome
    (1) White
    LED Color:
    Red
    $20.99 $14.95
  • Seachoice LED Fold Down Pole Light - 24 2881

    Seachoice LED Fold Down Pole Light - 24 2881

    Seachoice

    $77.99 $46.89
    Seachoice LED Fold Down Pole Light - 24 2881 Meets USCG requirements for 2NM. • 360°, 6 LED lightsPre-drilled to accommodate #8 screws.
    Part Number:
    50-02881
    Availability:
    In Stock - Ships same or next business day.
    Height:
    24"
    $77.99 $46.89
  • Seachoice LED Mini Clearance W/Stud-Red Mcl95Rssch

    Seachoice LED Mini Clearance W/Stud-Red Mcl95Rssch

    Seachoice

    $13.99 $10.21
    Seachoice LED Mini Clearance W/Stud-Red Mcl95Rssch Meets the requirements of SAE/DOT/FMVSS/CMVSS standards when properly installed • Sonically sealed, waterproof • Polycarbonate lens and housing, plated steel...
    Part Number:
    50-52691
    Availability:
    In Stock - Ships same or next business day.
    Lens:
    Red
    $13.99 $10.21
  • Seachoice Mom Button Switch 2Pos-Poly 11751

    Seachoice Mom Button Switch 2Pos-Poly 11751

    Seachoice

    $15.99 $4.79
    Seachoice Mom Button Switch 2Pos-Poly 11751 2 Position: Off - Momentary OnNormally "Off" S.P.S.T. • Heavy duty6V - 36V DCNon-corrosive construction.11751: Momentary push button switchPolyester body and silver contacts with special moisture...
    Part Number:
    50-11751
    Availability:
    In Stock - Ships same or next business day.
    Max Panel Thickness:
    1"
    $15.99 $4.79
  • Seachoice Push-Pull Switch-3 Pos/2 Circ 11921

    Seachoice Push-Pull Switch-3 Pos/2 Circ 11921

    Seachoice

    $19.79 $14.99
    Seachoice Push-Pull Switch-3 Pos/2 Circ 11921 Heavy DutyAll push-pull switches have mounting stems: 1-1/4" L x 3/8" dia. • 11841: 2 Position: Off - OnOne circuitNormally "Off" S.P.S.TNon-corrosive constructionPlasticized body sealed...
    Part Number:
    50-11921
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    Off - On #1 - On #2
    Rating:
    25A @ 6VDC - 15A @ 12VDC
    Panel Thickness:
    1"
    $19.79 $14.99
  • Seachoice Self Centering Boat Harness 86751

    Seachoice Self Centering Boat Harness 86751

    Seachoice

    $42.41 $31.06
    Seachoice Self Centering Boat Harness 86751 For boats without pylon or ski eye • Pulley glides on rope  • Use to pull skier, boarders and towables  • 6" float to keep 12' attachment floating...
    Part Number:
    50-86751
    Availability:
    In Stock - Ships same or next business day.
    $42.41 $31.06
  • Seachoice Troll Mtr Plug-Str Female-12 13761

    Seachoice Troll Mtr Plug-Str Female-12 13761

    Seachoice

    $16.57 $12.21
    Seachoice Troll Mtr Plug-Str Female-12 13761 6" Leads with yellow butt connectors attached to 10 gauge wireFace plate 1-3/4" x 2-1/2"13761 will not work with 13751.
    Part Number:
    50-13761
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Straight Female - Motor Side
    Volts:
    12
    $16.57 $12.21
  • Seachoice Water Dragon W/SS Cov 6Led White 50-03591

    Seachoice Water Dragon W/SS Cov 6Led White 50-03591

    Seachoice

    $206.90 $141.60
    Seachoice Water Dragon W/SS Cov 6Led White 50-03591 Anodized die-cast aluminum body • Thermal overheat protection • Operates at 9 - 30V DC • TecSeal Urethane Potting - Guaranteed Circuit Board...
    Part Number:
    50-03591
    Availability:
    In Stock - Ships same or next business day.
    Lumens:
    2700
    LEDs:
    6
    LED Color:
    White
    Bezel:
    Stainless Steel
    $206.90 $141.60
  • Sierra Breaker 20 Amp. Resettable Cb41230

    Sierra Breaker 20 Amp. Resettable Cb41230

    Sierra

    $10.79 $8.39
    Sierra Breaker 20 Amp. Resettable Cb41230Replacement for popular panel mounted breakers Mounts in 3/8" hole White push buttons for DC; black for AC
    Part Number:
    11-CB41230
    Availability:
    In Stock - Ships same or next business day.
    Amps:
    20
    Color:
    White-DC
    $10.79 $8.39
  • Sold Out, please call for ETA.
    Sierra Light Mp78870

    Sierra Light Mp78870

    Sierra

    $15.49 $13.23
    Sierra Light Mp78870Replacement Knob with light tube; includes rubber umbrella sealIllumination modules add flexibility and function to any Rotoswitch® rotary switch By using a variety of colored lenses; the status of each switch can instantly be...
    Part Number:
    11-MP78870
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Illumination Module Clear -Red
  • Sierra Push Button Switch Mp39350

    Sierra Push Button Switch Mp39350

    Sierra

    $28.09 $22.01
    Sierra Push Button Switch Mp39350Ratings Are 12V.
    Part Number:
    11-MP39350
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Mom On/Off/SPST.
    Plasticized coating w/brass construction. 15/16" L x 5/8" -32 mounting bushing. Terminal: two 12" L 18 ga. wire leads
    Amps:
    10
    Boot:
    Black
    $28.09 $22.01

Shop the Best Boat Accessories Online

Whether you're prepping for a weekend on the water or upgrading your gear, PowerBoatSupply.com has all the boat accessories you need. From electrical components and drink holders to safety gear and dock lines, our wide selection of boat accessories ensures you're ready for anything out on the water.

We carry trusted brands like Sea-Dog Line, Seachoice, Attwood Marine, and more — offering both essential and specialized boat accessories for every type of boater. Not sure which part is right for your setup? Our team is here to help you choose the best boat accessories for your vessel and your adventures.

Browse our best-selling items below and get fast shipping, great prices, and top-rated customer service from PowerBoatSupply.com — your source for quality marine parts and accessories since 1987.