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Boat Accessories and Supplies

Boat Accessories and Supplies

  • 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
  • Sea-Dog Line Combination Bow Light 400155-1

    Sea-Dog Line Combination Bow Light 400155-1

    SEA-DOG LINE

    $24.50 $19.12
    Sea-Dog Line Combination Bow Light 400155-1 This Combination Bow Light is for replacement of existing lighting (not for new construction). Constructed of die cast chrome zinc. Installs with two #10 FH fasteners (not included). Recommended for fresh water...
    Part Number:
    354-4001551
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Die Cast Chrome Zinc
    A:
    2-7/8"
    B:
    2-9/16"
    C:
    1-15/16"
    D:
    1-1/2"
    Volts:
    12
    $24.50 $19.12
  • Sold Out, please call for ETA.
    Sea-Dog Line Combination Buss Bar-Brass Tin 426685-1

    Sea-Dog Line Combination Buss Bar-Brass Tin 426685-1

    SEA-DOG LINE

    $18.25 $14.99
    Sea-Dog Line Combination Buss Bar-Brass Tin 426685-1Brass Tin Plated /ABSSeparate buss strips that allow both negative and positive connections on same blockMaximum of 48 DC volts100 AmpsFasteners: #10 RH
    Part Number:
    354-4266851
    Availability:
    In Stock - Ships same or next business day.
    Gang:
    10 x #8-32
    A:
    3-1/4"
    B:
    1-13/16"
    C:
    9/16"
    D:
    2-1/4"
  • Sea-Dog Line Concave Rail Deck Hinge (Black) 273240-1

    Sea-Dog Line Concave Rail Deck Hinge (Black) 273240-1

    SEA-DOG LINE

    $8.40 $7.65
    Sea-Dog Line Concave Rail Deck Hinge (Black) 273240-1 Deck Hinges are designed to mount horizontally and attach an eye end secured to tubing in Bimini top applications. Concave Hinges are designed to rail mount on 7/8” tubing. Angled Hinges are...
    Part Number:
    354-2732401
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Black Injection Molded Nylon
    Pin:
    3/16"
    Width:
    13/16"
    Length:
    2-7/16"
    $8.40 $7.65
  • Sea-Dog Line Concave Rail Deck Hinge (White) 273241-1

    Sea-Dog Line Concave Rail Deck Hinge (White) 273241-1

    SEA-DOG LINE

    $8.50 $7.73
    Sea-Dog Line Concave Rail Deck Hinge (White) 273241-1 Deck Hinges are designed to mount horizontally and attach an eye end secured to tubing in Bimini top applications. Concave Hinges are designed to rail mount on 7/8” tubing. Angled Hinges are...
    Part Number:
    354-2732411
    Availability:
    In Stock - Ships same or next business day.
    Material:
    White Injection Molded Nylon
    Pin:
    3/16"
    Width:
    13/16"
    Length:
    2-7/16"
    $8.50 $7.73
  • Sea-Dog Line Contura Switch Mom/Off 420202-1

    Sea-Dog Line Contura Switch Mom/Off 420202-1

    SEA-DOG LINE

    $16.95 $12.06
    Sea-Dog Line Contura Switch Mom/Off 420202-1Stamped brass/injection molded nylon & polycarbonate. Ignition protected, water resistant. Rated 20 amps @12 volt. On in parenthesis (On) indicates a momentary position.
    Part Number:
    354-4202021
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    (On)/Off
    Type:
    SPST
    Terminals:
    2 Blades
    $16.95 $12.06
  • Sea-Dog Line Contura Switch Mom/Off Lit 420212-1

    Sea-Dog Line Contura Switch Mom/Off Lit 420212-1

    SEA-DOG LINE

    $20.95 $14.26
    Sea-Dog Line Contura Switch Mom/Off Lit 420212-1Stamped brass/injection molded nylon & polycarbonate. Ignition protected, water resistant. Rated 20 amps @12 volt. On in parenthesis (On) indicates a momentary position.
    Part Number:
    354-4202121
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    (On)/Off
    Type:
    SPST
    Terminals:
    3 Blades
    $20.95 $14.26
  • Sea-Dog Line Contura Switch On/Off 420201-1

    Sea-Dog Line Contura Switch On/Off 420201-1

    SEA-DOG LINE

    $14.95 $10.79
    Sea-Dog Line Contura Switch On/Off 420201-1Stamped brass/injection molded nylon & polycarbonate. Ignition protected, water resistant. Rated 20 amps @12 volt. On in parenthesis (On) indicates a momentary position.
    Part Number:
    354-4202011
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    On/Off
    Type:
    SPST
    Terminals:
    2 Blades
    $14.95 $10.79
  • Sold Out, please call for ETA.
    Sea-Dog Line Contura Switch On/Off/On 420208-1

    Sea-Dog Line Contura Switch On/Off/On 420208-1

    SEA-DOG LINE

    $15.45 $1.30
    Sea-Dog Line Contura Switch On/Off/On 420208-1Stamped brass/injection molded nylon & polycarbonate. Ignition protected, water resistant. Rated 20 amps @12 volt. On in parenthesis (On) indicates a momentary position.
    Part Number:
    354-4202081
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    (On)/Off/(On)
    Type:
    DPDT
    Terminals:
    6 Blades
  • Sea-Dog Line Contura Switch(Sp)Illuminate - 420213-1

    Sea-Dog Line Contura Switch(Sp)Illuminate - 420213-1

    SEA-DOG LINE

    $26.95 $18.00
    Sea-Dog Line Contura Switch(Sp)Illuminate - 420213-1Stamped brass/injection molded nylon & polycarbonate. Ignition protected, water resistant. Rated 20 amps @12 volt. On in parenthesis (On) indicates a momentary position.
    Part Number:
    354-4202131
    Availability:
    In Stock - Ships same or next business day.
    Positions:
    On/Off/On
    Type:
    SPDT
    Terminals:
    4 Blades
    $26.95 $18.00
  • Sea-Dog Line Cordage Utility 3/16 x 50' 303305050-1

    Sea-Dog Line Cordage Utility 3/16 x 50' 303305050-1

    SEA-DOG LINE

    $6.96
    Sea-Dog Line Cordage Utility 3/16 x 50' 303305050-1 Utility Cordage Solid braid polyester cord Mildew and rot resistant Excellent for many quick tie and flag halyard applications
    Part Number:
    354-3033050501
    Availability:
    In Stock - Ships same or next business day.
    A (Dia.):
    3/16"
    B (Length):
    50'
    WLL-kgs/lbs:
    132/290
    B.S.-kgs/lbs:
    660/1330
    Color:
    White
    $6.96
  • Sea-Dog Line D Shackle SS 3/16" 147004-1

    Sea-Dog Line D Shackle SS 3/16" 147004-1

    SEA-DOG LINE

    $4.45 $4.23
    Sea-Dog Line D Shackle SS 3/16" 147004-1   These D-Shackles have straight sides with a U-shape rounded bottom. Designed for rigging applications. Constructed of corrosion resistant investment cast 316 stainless steel.    
    Part Number:
    354-1470041
    Availability:
    In Stock - Ships same or next business day.
    A:
    3/16"
    B:
    3/8"
    C:
    5/8"
    $4.45 $4.23
  • Sea-Dog Line D Shackle SS 3/8" 147010-1

    Sea-Dog Line D Shackle SS 3/8" 147010-1

    SEA-DOG LINE

    $10.25 $7.70
    Sea-Dog Line D Shackle SS 3/8" 147010-1 These D-Shackles have straight sides with a U-shape rounded bottom. Designed for rigging applications. Constructed of corrosion resistant investment cast 316 stainless steel.   
    Part Number:
    354-1470101
    Availability:
    In Stock - Ships same or next business day.
    A:
    3/8"
    B:
    13/16"
    C:
    1-3/8"
    $10.25 $7.70

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.