null

FREE SHIPPING OVER $99

BEST PRICE GUARANTEED

EARN POWERBOAT REWARDS

SUPPORT M-F 9-5 EST: 856-232-6969

Buy a Mercury Outboard → Get 8-Year Platinum Warranty for $1! ⚡ Offer Ends Soon! — Shop Now ›

Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line Track Slide Lock (Black) 273295-1
    Add to Cart

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

    SEA-DOG LINE

    $6.20
    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"
    $6.20
    Add to Cart
  • Seachoice 1/2 Dia.Heat Shrink Sleeve 4/Pk 60411
    Add to Cart

    Seachoice 1/2 Dia.Heat Shrink Sleeve 4/Pk 60411

    Seachoice

    $3.30
    Seachoice 1/2 Dia.Heat Shrink Sleeve 4/Pk 60411 Vinyl heat shrinkable tubing2:1 Shrink ratioProvides additional insulation and abrasion resistance.
    Part Number:
    50-60411
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1/2" x 6"
    Color:
    Black
    Pack:
    4
    $3.30
    Add to Cart
  • Seachoice 16-14 #10Heat Shrink Ring 25/Pk 60111
    Add to Cart

    Seachoice 16-14 #10Heat Shrink Ring 25/Pk 60111

    Seachoice

    $22.49 $12.13
    Seachoice 16-14 #10Heat Shrink Ring 25/Pk 60111 Marine grade heat shrinkable ring terminals99.9% Pure copper with brazed seam barrel, tin platedProprietary nylon/polyolefin 3:1 shrink ratio tubing with adhesive lining provides maximum clarity for wire...
    Part Number:
    50-60111
    Availability:
    In Stock - Ships same or next business day.
    Wire Range:
    16-14
    Stud:
    #10
    Color:
    Blue
    Pack:
    25
    $22.49 $12.13
    Add to Cart
  • Seachoice Braid Rigg Line Black 1/8 x 100' 40511
    Add to Cart

    Seachoice Braid Rigg Line Black 1/8 x 100' 40511

    Seachoice

    $10.99 $8.34
    Seachoice Braid Rigg Line Black 1/8 x 100' 40511 Made of synthetic fiberExcellent all-purpose rigging ropeStrong, wear resistant, rot resistantGreat for outriggers, tie downs, etc.
    Part Number:
    50-40511
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black
    Size:
    1/8" x 100'
    Pack:
    Bulk
    $10.99 $8.34
    Add to Cart
  • Seachoice Deck Hinge W/Slide Lock-Black 76291
    Add to Cart

    Seachoice Deck Hinge W/Slide Lock-Black 76291

    Seachoice

    $10.09 $8.45
    Seachoice Deck Hinge W/Slide Lock-Black 76291 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:
    50-76291
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Plastic / Black
    Feature:
    w/SS Slide Lock
    Pack:
    1 pr.
    $10.09 $8.45
    Add to Cart
  • Seachoice Folding Grapnel Anchor
    Choose Options

    Seachoice Folding Grapnel Anchor

    Seachoice

    $14.09 $13.90
    Seachoice Folding Grapnel Anchor Made of malleable iron, heavily galvanizedOperates and folds up easily to storeLockable in open and closed positionGreat for small craft and dinghies.
    Part Number:
    seachoice-grapnelanchor
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Galvanized Iron
    Type:
    Grapnel
    $14.09 $13.90
    Choose Options
  • Seachoice Inflatable 24G Waist Belt Blak Wb24-85490
    Add to Cart

    Seachoice Inflatable 24G Waist Belt Blak Wb24-85490

    Seachoice

    $117.37 $104.99
    Seachoice Inflatable 24G Waist Belt Blak Wb24-85490 Convertible personal flotation device • 24g CO2 cylinder for Halkey Roberts 840 inflator • MANUAL activation with a back up Oral Inflation...
    Part Number:
    50-85490
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black
    $117.37 $104.99
    Add to Cart
  • Seachoice Rod Rack-Holds Three-White 89411
    Add to Cart

    Seachoice Rod Rack-Holds Three-White 89411

    Seachoice

    $27.65 $19.25
    Seachoice Rod Rack-Holds Three-White 89411 Excellent alternative to the hassles of teakEasily cleaned with soap and waterMade of high density polyurethaneAccommodates standard rod grip sizes up to 1-3/4" (4.4 cm)Mounting spacers are permanently...
    Part Number:
    50-89411
    Availability:
    In Stock - Ships same or next business day.
    Holds:
    3 Rods
    Color:
    White
    Size:
    12-5/8" W x 10-13/16" H
    $27.65 $19.25
    Add to Cart
  • Seachoice Toggle Boot Seal-Black 2/Cd 12361
    Add to Cart

    Seachoice Toggle Boot Seal-Black 2/Cd 12361

    Seachoice

    $7.49 $5.58
    Seachoice Toggle Boot Seal-Black 2/Cd 12361 Fits standard toggle switches with 15/32"-32 mounting stemAccommodates toggle handles through 11/16" L Protects against moisture and dirtCompletely covers toggle handleBrass threads.
    Part Number:
    50-12361
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black
    Pack:
    1 pr.
    $7.49 $5.58
    Add to Cart
  • Shurflo Bait Sentry Livewell P 80 1700-011-030
    Add to Cart

    Shurflo Bait Sentry Livewell P 80 1700-011-030

    Shurflo

    $205.50 $134.99
    Shurflo Bait Sentry Livewell P 80 1700-011-030 This unique pump eliminates a physical connection between the motor and the impeller and turns the impeller with a magnetic drive. If the pump is dry or the impeller is clogged, the motor can run dry...
    Part Number:
    275-1700011030
    Availability:
    In Stock - Ships same or next business day.
    GPH:
    800
    For:
    40 Gal Tanks
    Inlet:
    3/4"
    Outlet:
    3/4"
    Volts:
    12
    $205.50 $134.99
    Add to Cart
  • Sierra 3 Pos. Off-Ign-Start Switch Mp39080-1
    Add to Cart

    Sierra 3 Pos. Off-Ign-Start Switch Mp39080-1

    Sierra

    $51.59 $36.23
    Sierra 3 Pos. Off-Ign-Start Switch Mp39080-1All amperage ratings are at 12V DC.Polyester Switches: Provide maximum corrosion protection and eliminate potential shorts. Inner seal between cylinder lock and contact plate.Brass Switches: Traditional...
    Part Number:
    11-MP390801
    Availability:
    In Stock - Ships same or next business day.
    Type:
    Conventional
    Material:
    Brass
    Max Panel Thickness:
    1-1/8"
    Terminals:
    3 Screw
    Boot:
    Yes
    Mtg Hole:
    7/8"
    $51.59 $36.23
    Add to Cart
  • Sierra Breaker 5 Amp. Resettable Cb41200
    Add to Cart

    Sierra Breaker 5 Amp. Resettable Cb41200

    Sierra

    $10.99 $8.39
    Sierra Breaker 5 Amp. Resettable Cb41200Replacement for popular panel mounted breakers Mounts in 3/8" hole White push buttons for DC; black for AC
    Part Number:
    11-CB41200
    Availability:
    In Stock - Ships same or next business day.
    Amps:
    5
    Color:
    White-DC
    $10.99 $8.39
    Add to Cart
  • Sierra Ignition Switch MerCruiser 4-Posit. Mp41010
    Add to Cart

    Sierra Ignition Switch MerCruiser 4-Posit. Mp41010

    Sierra

    $36.09 $29.99
    Sierra Ignition Switch MerCruiser 4-Posit. Mp41010All amperage ratings are at 12V DC.Polyester Switches: Provide maximum corrosion protection and eliminate potential shorts. Inner seal between cylinder lock and contact plate.Brass Switches: Traditional...
    Part Number:
    11-MP41010
    Availability:
    In Stock - Ships same or next business day.
    Type:
    Magneto
    Material:
    Polyester
    Max Panel Thickness:
    5/8"
    Terminals:
    7 Screw
    Boot:
    No
    Mtg Hole:
    7/8"
    $36.09 $29.99
    Add to Cart
  • Sierra Switch Contura 3 ON-OFF Il SPST Black Rk19700
    Add to Cart

    Sierra Switch Contura 3 ON-OFF Il SPST Black Rk19700

    Sierra

    $19.69 $14.84
    Sierra Switch Contura 3 ON-OFF Il SPST Black Rk19700Non-corrosive plastic constructionProtects against dust and prolonged spray to IP66 and IP68 standardsMeets UL 1500; ISO 8846 ignition protection requirementsSupplied with neoprene mounting...
    Part Number:
    11-RK19700
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    On/Off
    Color:
    Black
    Type:
    SPST
    Terminals:
    3 Blade
    $19.69 $14.84
    Add to Cart
  • Sold Out, please call for ETA.
    Sierra Switch Contura 3 ON-OFF SPST Black Rk19680Tp

    Sierra Switch Contura 3 ON-OFF SPST Black Rk19680Tp

    Sierra

    $16.79 $13.26
    Sierra Switch Contura 3 ON-OFF SPST Black Rk19680TpNon-corrosive plastic constructionProtects against dust and prolonged spray to IP66 and IP68 standardsMeets UL 1500; ISO 8846 ignition protection requirementsSupplied with neoprene mounting...
    Part Number:
    11-RK19680TP
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    On/Off
    Color:
    Gray & Black
    Type:
    SPST
    Terminals:
    2 Blade
    $16.79 $13.26
    Sold out - Special order may be available, please call 856-232-6969 ext1

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.