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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line Bungie Cord 40 650400-1

    Sea-Dog Line Bungie Cord 40 650400-1

    SEA-DOG LINE

    $8.11
    Sea-Dog Line Bungie Cord 40 650400-1 These Elastic Shock Cords are great for securing bicycles, hand trucks, dinghies, or other odd-shaped items to your boat, trailer, or RV. Also handy for bundling items together, making them easier to carry or store...
    Part Number:
    354-6504001
    Availability:
    In Stock - Ships same or next business day.
    A:
    40"
    B:
    3"
    Diameter:
    3/8"
    $8.11
  • Sea-Dog Line Buss Bar-Brass Tin Plated/Abs 426718-1

    Sea-Dog Line Buss Bar-Brass Tin Plated/Abs 426718-1

    SEA-DOG LINE

    $16.10 $13.51
    Sea-Dog Line Buss Bar-Brass Tin Plated/Abs 426718-1Tin plated brass/ABS.426718, 426728 & 426738 have a maximum of 48V DC426768 has 4 additional #8-32 screw terminals. #10 RH fasteners.
    Part Number:
    354-4267181
    Availability:
    In Stock - Ships same or next business day.
    Terminals:
    4 x #10-24
    A:
    4-3/16"
    B:
    7/8"
    C:
    7/8"
    D:
    3-7/16"
    E:
    -
    $16.10 $13.51
  • Sold Out, please call for ETA.
    Sea-Dog Line Buss Bar-Brass Tin Plated/Abs 426738-1

    Sea-Dog Line Buss Bar-Brass Tin Plated/Abs 426738-1

    SEA-DOG LINE

    $49.75 $37.87
    Sea-Dog Line Buss Bar-Brass Tin Plated/Abs 426738-1Tin plated brass/ABS.426718, 426728 & 426738 have a maximum of 48V DC426768 has 4 additional #8-32 screw terminals. #10 RH fasteners.
    Part Number:
    354-4267381
    Availability:
    In Stock - Ships same or next business day.
    Terminals:
    4 x 5/16"-18
    A:
    8"
    B:
    1-1/2"
    C:
    1-5/8"
    D:
    7-1/8"
    E:
    -
  • Sea-Dog Line Canvas Curtain Stud Mount 299119-1

    Sea-Dog Line Canvas Curtain Stud Mount 299119-1

    SEA-DOG LINE

    $9.20 $7.91
    Sea-Dog Line Canvas Curtain Stud Mount 299119-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.  
    Part Number:
    354-2991191
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Nickel Plated Brass Wood Screw
    Size:
    5/8"
    $9.20 $7.91
  • Sea-Dog Line Canvas Curtain Surf Mount 299116-1

    Sea-Dog Line Canvas Curtain Surf Mount 299116-1

    SEA-DOG LINE

    $6.30 $6.05
    Sea-Dog Line Canvas Curtain Surf Mount 299116-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.  
    Part Number:
    354-2991161
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Nickel Plated Brass
    Pack:
    2/set
    $6.30 $6.05
  • Sea-Dog Line Canvas Fast Eyelet Snap Stud 6/Pk 299110-1

    Sea-Dog Line Canvas Fast Eyelet Snap Stud 6/Pk 299110-1

    SEA-DOG LINE

    $4.84
    Sea-Dog Line Canvas Fast Eyelet Snap Stud 6/Pk 299110-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.  
    Part Number:
    354-2991101
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Nickel Plated Brass
    Size:
    1/4"
    $4.84
  • Sea-Dog Line Canvas Snap Cap and Socket  6/Pk 299108-1

    Sea-Dog Line Canvas Snap Cap and Socket 6/Pk 299108-1

    SEA-DOG LINE

    $6.50 $6.20
    Sea-Dog Line Canvas Snap Cap and Socket 6/Pk 299108-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.
    Part Number:
    354-2991081
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Nickel Plated Brass
    Size:
    1/4"
    $6.50 $6.20
  • Sea-Dog Line Canvas Snap Hand Punch and Base 299120-1

    Sea-Dog Line Canvas Snap Hand Punch and Base 299120-1

    SEA-DOG LINE

    $17.95 $13.88
    Sea-Dog Line Canvas Snap Hand Punch and Base 299120-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.    
    Part Number:
    354-2991201
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Nickel Plated Brass
    $17.95 $13.88
  • Sea-Dog Line Captive Bow Shackle SS 5/16 147228

    Sea-Dog Line Captive Bow Shackle SS 5/16 147228

    SEA-DOG LINE

    $7.50 $6.60
    Sea-Dog Line Captive Bow Shackle SS 5/16 147228   With their rounded shape, Bow Shackles are designed for many different applications. Features a captive pin which completely clears the opening of the shackle when open, recessed in a flush position...
    Part Number:
    354-147228
    Availability:
    In Stock - Ships same or next business day.
    A:
    5/16"
    B:
    11/16"
    C:
    1-1/16"
    D:
    1-3/16"
    Pkg.:
    Bulk
    $7.50 $6.60
  • Sold Out, please call for ETA.
    Sea-Dog Line Chrome Plated Cigarette/Chart 426312-1

    Sea-Dog Line Chrome Plated Cigarette/Chart 426312-1

    SEA-DOG LINE

    $21.94 $14.51
    Sea-Dog Line Chrome Plated Cigarette/Chart 426312-1Combination chart light and cigarette lighter with the flick of a switch. Stainless mounting plate. Chrome steel sockets should only be used on fresh water boats. Use #8FH fastener.
    Part Number:
    354-4263121
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Chrome
  • Sea-Dog Line Chrome Zinc Pad Eye 081242-1

    Sea-Dog Line Chrome Zinc Pad Eye 081242-1

    SEA-DOG LINE

    $7.25 $6.34
    Sea-Dog Line Chrome Zinc Pad Eye 081242-1 These Pad Eyes are great for a block attachments, controlling a lead line, or creating a tie down point. Constructed of die cast chrome plated zinc. Installs with two #8 FH fasteners (not included). Recommended...
    Part Number:
    354-0812421
    Availability:
    In Stock - Ships same or next business day.
    Description:
    CP Zinc
    A:
    3/8"
    B:
    1/2"
    C:
    1-3/8"
    $7.25 $6.34
  • Sea-Dog Line Chrome Zinc Top Cap 276100-1

    Sea-Dog Line Chrome Zinc Top Cap 276100-1

    SEA-DOG LINE

    $13.40 $10.34
    Sea-Dog Line Chrome Zinc Top Cap 76100-1   These Bimini Fittings are for use in Bimini top applications. Top fittings can be attached to railing with set screws or pop riveted using stainless or aluminum rivets. Set screws included with display...
    Part Number:
    354-2761001
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Die Cast Zinc Chrome Plated
    Tube O.D.*:
    7/8"
    Pin:
    1/4"
    $13.40 $10.34
  • Sea-Dog Line Circuit Breaker (Resettable) - 420842-1

    Sea-Dog Line Circuit Breaker (Resettable) - 420842-1

    SEA-DOG LINE

    $12.95 $12.46
    Sea-Dog Line Circuit Breaker (Resettable) - 420842-1Resettable inline with manual reset button for use with higher amperage accessories. Complies with SAE standard J553. Splash proof. May be used on 12V or 24V systems.
    Part Number:
    354-4208421
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Breaker
    Amps:
    20
    $12.95 $12.46
  • Sea-Dog Line Circuit Breaker (Resettable) - 420843-1

    Sea-Dog Line Circuit Breaker (Resettable) - 420843-1

    SEA-DOG LINE

    $12.95 $12.46
    Sea-Dog Line Circuit Breaker (Resettable) - 420843-1Resettable inline with manual reset button for use with higher amperage accessories. Complies with SAE standard J553. Splash proof. May be used on 12V or 24V systems.
    Part Number:
    354-4208431
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Breaker
    Amps:
    30
    $12.95 $12.46
  • Sea-Dog Line Circuit Breaker (Resettable) - 420844-1

    Sea-Dog Line Circuit Breaker (Resettable) - 420844-1

    SEA-DOG LINE

    $12.95 $12.46
    Sea-Dog Line Circuit Breaker (Resettable) - 420844-1Resettable inline with manual reset button for use with higher amperage accessories. Complies with SAE standard J553. Splash proof. May be used on 12V or 24V systems.
    Part Number:
    354-4208441
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Breaker
    Amps:
    40
    $12.95 $12.46
  • Sea-Dog Line Circuit Breaker (Resettable) - 420845-1

    Sea-Dog Line Circuit Breaker (Resettable) - 420845-1

    SEA-DOG LINE

    $12.95 $12.46
    Sea-Dog Line Circuit Breaker (Resettable) - 420845-1Resettable inline with manual reset button for use with higher amperage accessories. Complies with SAE standard J553. Splash proof. May be used on 12V or 24V systems.
    Part Number:
    354-4208451
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Breaker
    Amps:
    50
    $12.95 $12.46
  • Sea-Dog Line Circuit Breaker (Resettable) - 420852-1

    Sea-Dog Line Circuit Breaker (Resettable) - 420852-1

    SEA-DOG LINE

    $15.15 $14.04
    Sea-Dog Line Circuit Breaker (Resettable) - 420852-1Resettable inline with manual reset button for use with higher amperage accessories. Complies with SAE standard J553. Splash proof. May be used on 12V or 24V systems.
    Part Number:
    354-4208521
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Breaker w/Cover
    Amps:
    20
    $15.15 $14.04

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.