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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line Twist Nylon Fendline 1/4X6White Pr 301106006Wh-1

    Sea-Dog Line Twist Nylon Fendline 1/4X6White Pr 301106006Wh-1

    SEA-DOG LINE

    $7.75 $6.80
    Sea-Dog Line Twist Nylon Fendline 1/4X6White Pr 301106006Wh-1 Twisted Nylon Fender Line 100% premium twisted three-strand nylon Professionally spliced with five tucks Yacht whipped at bitter end and splice point Sold in pairs
    Part Number:
    354-301106006WH1
    Availability:
    In Stock - Ships same or next business day.
    Color:
    White
    A (Dia.):
    1/4"
    B (Length):
    6'
    C (Eye Size):
    2"
    WLL-kgs/lbs:
    124/275
    B.S.-kgs/lbs:
    620/1250
    Pack:
    2
    $7.75 $6.80
  • Sea-Dog Line Twist Nylon Fendline 3/8X8White Pr 301106008Wh-1

    Sea-Dog Line Twist Nylon Fendline 3/8X8White Pr 301106008Wh-1

    SEA-DOG LINE

    $11.44
    Sea-Dog Line Twist Nylon Fendline 3/8X8White Pr 301106008Wh-1 Twisted Nylon Fender Line 100% premium twisted three-strand nylon Professionally spliced with five tucks Yacht whipped at bitter end and splice point Sold in pairs
    Part Number:
    354-301106008WH1
    Availability:
    In Stock - Ships same or next business day.
    A (Dia.):
    3/8"
    B (Length):
    8'
    C (Eye Size):
    3"
    Color:
    White
    WLL-kgs/lbs:
    370/815
    B.S.-kgs/lbs:
    1850/3750
    Pack:
    2
    $11.44
  • Sea-Dog Line Universal Air Horm Compressor 432597-1

    Sea-Dog Line Universal Air Horm Compressor 432597-1

    SEA-DOG LINE

    $86.95 $69.44
    Sea-Dog Line Universal Air Horm Compressor 432597-1Works with all Sea-Dog MaxBlast air horns. For use in tight installation areas where a side air hose attachment is needed. 20A Max.
    Part Number:
    354-4325971
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Air Compressor-Side Output
    Size:
    2-1/2" × 4-1/4"
    Volts:
    12
    $86.95 $69.44
  • Sea-Dog Line WaterProof Heavy Duty Wiper Motor (White) 412278W-3

    Sea-Dog Line WaterProof Heavy Duty Wiper Motor (White) 412278W-3

    SEA-DOG LINE

    $196.00 $150.34
    Sea-Dog Line WaterProof Heavy Duty Wiper Motor (White) 412278W- Waterproof Heavy Duty Wiper Motors are a two-speed, self-parking motor for exterior/unprotected locations. Sweep angle is preset at 80° or 110°, but can be reset to 40°, 50°,...
    Part Number:
    354-412278W3
    Availability:
    In Stock - Ships same or next business day.
    A:
    5/8"
    B:
    2-1/2"
    C:
    4"
    D:
    7-1/2"
    Sweep:
    80 Degrees
    Volts:
    24/1
    $196.00 $150.34
  • Sold Out, please call for ETA.
    Sea-Dog Line Waterproof Standard Wiper Motor  412328W-3

    Sea-Dog Line Waterproof Standard Wiper Motor 412328W-3

    SEA-DOG LINE

    $136.00 $103.00
    Sea-Dog Line Waterproof Standard Wiper Motor  412328W-3 Waterproof Standard Wiper Motor for exterior/unprotected locations. Sweep angle is preset at 80° or 110°, both can be adjusted to 80° or 110°. Adjustable right or left-hand...
    Part Number:
    354-412328W3
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Powder Coated Aluminum/304 Stainless Steel
    A:
    3/8"
    B:
    2-1/2"
    C:
    3-1/4"
    D:
    4-3/8"
    Sweep:
    80 Degrees
    Volts/Amps:
    12/2
  • Sea-Dog Line Waterproof Standard Wiper Motor 412321W-3

    Sea-Dog Line Waterproof Standard Wiper Motor 412321W-3

    SEA-DOG LINE

    $136.00 $103.00
    Sea-Dog Line Waterproof Standard Wiper Motor 412321W-3 Waterproof Standard Wiper Motor for exterior/unprotected locations. Sweep angle is preset at 80° or 110°, both can be adjusted to 80° or 110°. Adjustable right or left-hand park,...
    Part Number:
    354-412321W3
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Powder Coated Aluminum/304 Stainless Steel
    A:
    3/8"
    B:
    2-1/2"
    C:
    3-1/4"
    D:
    4-3/8"
    Sweep:
    110 Degrees
    Volts/Amps:
    12/2
    $136.00 $103.00
  • Sold Out, please call for ETA.
    Sea-Dog Line WaterProof Standard Wiper Motor Kit 412428W-1

    Sea-Dog Line WaterProof Standard Wiper Motor Kit 412428W-1

    SEA-DOG LINE

    $178.00 $132.55
    Sea-Dog Line WaterProof Standard Wiper Motor Kit 412428W-1 Waterproof Standard Wiper Motor Kit includes a waterproof frame mount wiper motor, an adjustable wiper arm (9-1/2"-12-1/2"),1/4" I.D. and an 11” curved blade. Constructed of corrosion...
    Part Number:
    354-412428W1
    Availability:
    In Stock - Ships same or next business day.
    A:
    3/8"
    B:
    2-1/2"
    C:
    9-1/2"-12-1/2"
    D:
    11"
    Sweep:
    80 Degrees
    Volts:
    12/2
  • Sea-Dog Line Windshield Washer Kit 414900-3

    Sea-Dog Line Windshield Washer Kit 414900-3

    SEA-DOG LINE

    $105.00 $81.71
    Sea-Dog Line Windshield Washer Kit 414900-3 This Windshield Washer Kit comes complete with everything needed for a new installation. Includes tank with pump, wiring harness for the pump motor connection, toggle switch, 15' of clear tubing, hose barb tee,...
    Part Number:
    354-4149003
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Plastic
    A:
    8-1/2"
    B:
    4-7/8"
    C:
    3-7/8"
    D:
    7/8"
    Tank Capacity:
    2.5 Liters (2.66 Quarts)
    Volts:
    12
    $105.00 $81.71
  • Sea-Dog Line Wiper Blade Straight Blade Arm (Black) 414220B-1

    Sea-Dog Line Wiper Blade Straight Blade Arm (Black) 414220B-1

    SEA-DOG LINE

    $43.75 $33.43
    Sea-Dog Line Wiper Blade Straight Blade Arm (Black) 414220B-1 These deluxe curved Wiper Blades feature a marine grade silicone rubber squeegee. For use on flat or curved windshields with a straight blade style arm. Constructed of corrosion resistant 304...
    Part Number:
    354-414220B1
    Availability:
    In Stock - Ships same or next business day.
    Description:
    304 Stainless Steel
    Finish:
    Black
    Length:
    20"
    $43.75 $33.43
  • Sea-Dog Line Wiper Blade Straight Blade Style Arm (Black) 414218B-1

    Sea-Dog Line Wiper Blade Straight Blade Style Arm (Black) 414218B-1

    SEA-DOG LINE

    $37.75 $29.02
    Sea-Dog Line Wiper Blade Straight Blade Style Arm (Black) 414218B-1 These deluxe curved Wiper Blades feature a marine grade silicone rubber squeegee. For use on flat or curved windshields with a straight blade style arm. Constructed of corrosion...
    Part Number:
    354-414218B1
    Availability:
    In Stock - Ships same or next business day.
    Description:
    304 Stainless Steel
    Finish:
    Black
    A:
    18"
    $37.75 $29.02
  • Sea-Dog Line Wiper Blade Straight Blade Style Arm (Silver) 414212S-1

    Sea-Dog Line Wiper Blade Straight Blade Style Arm (Silver) 414212S-1

    SEA-DOG LINE

    $31.75 $24.80
    Sea-Dog Line Wiper Blade Straight Blade Style Arm (Silver) 414212S-1 These deluxe curved Wiper Blades feature a marine grade silicone rubber squeegee. For use on flat or curved windshields with a straight blade style arm. Constructed of corrosion...
    Part Number:
    354-414212S1
    Availability:
    In Stock - Ships same or next business day.
    Description:
    304 Stainless Steel
    Finish:
    Silver
    A:
    11-1/2"
    $31.75 $24.80
  • Sea-Dog Line Wiper Blade Straight Blade Style Arm (Silver) 414222S-1

    Sea-Dog Line Wiper Blade Straight Blade Style Arm (Silver) 414222S-1

    SEA-DOG LINE

    $54.75 $41.54
    Sea-Dog Line Wiper Blade Straight Blade Style Arm (Silver) 414222S-1 These deluxe curved Wiper Blades feature a marine grade silicone rubber squeegee. For use on flat or curved windshields with a straight blade style arm. Constructed of corrosion...
    Part Number:
    354-414222S1
    Availability:
    In Stock - Ships same or next business day.
    Finish:
    Silver
    Length:
    22"
    $54.75 $41.54
  • Sold Out, please call for ETA.
    Sea-Dog Line Wire Lead with 90 Con 12 16Ga 2 429326-1

    Sea-Dog Line Wire Lead with 90 Con 12 16Ga 2 429326-1

    SEA-DOG LINE

    $9.50 $1.30
    Sea-Dog Line Wire Lead with 90 Con 12 16Ga 2 429326-1Leads have one red and one black 12" lead with right angle .250" push-on connector and one .250" male spade connector. Tin plated copper/injection molded nylon.
    Part Number:
    354-4293261
    Availability:
    In Stock - Ships same or next business day.
    Description:
    16 Gauge
    Length:
    12"
  • Sea-Dog Line Zinc Plated Steel Safety Chain 752010-1

    Sea-Dog Line Zinc Plated Steel Safety Chain 752010-1

    SEA-DOG LINE

    $32.95 $27.83
    Sea-Dog Line Zinc Plated Steel Safety Chain 752010-1Zinc plated steel. Use between trailer and vehicle to prevent separation if trailer inadvertently comes off trailer ball. Has S-hooks on both ends.
    Part Number:
    354-7520101
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1/4" x 44-1/2" L
    Receiver:
    Class II
    Max Load:
    3500 lbs.
    $32.95 $27.83

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.